Cabletron Systems 9032578-02 User Manual
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SmartSwitch Router

User Reference Manual

9032578-02

Notice

2

SSR User Reference Manual

Notice

Notice

Cabletron Systems reserves the right to make changes in specifications and other information contained in this document without prior notice. The reader should in all cases consult Cabletron Systems to determine whether any such changes have been made.

The hardware, firmware, or software described in this manual is subject to change without notice.

IN NO EVENT SHALL CABLETRON SYSTEMS BE LIABLE FOR ANY INCIDENTAL, INDIRECT, SPECIAL, OR CONSEQUENTIAL DAMAGES WHATSOEVER (INCLUDING BUT NOT LIMITED TO LOST PROFITS) ARISING OUT OF OR RELATED TO THIS MANUAL OR THE INFORMATION CONTAINED IN IT, EVEN IF CABLETRON SYSTEMS HAS BEEN ADVISED OF, KNOWN, OR SHOULD HAVE KNOWN, THE POSSIBILITY OF SUCH DAMAGES.

© Copy right November 1998 by:

Cabletron Systems, Inc.

35 Industrial Way

Rochester, NH 03867-5005

All Rights Reserved

Printed in the United States of America

Order Number: 9032578-02

LANVIEW is a registered trademark, andSmartSwitch is a trademark of

Cabletron Systems, Inc.

CompuServe is a registered trademark of CompuServe, Inc.

i960 microprocessor is a registered trademark of Intel Corp.

Ethernet is a trademark of Xerox Corporation.

FCC Notice

This device complies with Part 15 of the FCC rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.

NOTE: This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment uses, generates, and can radiate radio frequency energy and if not installed in accordance with the operator’s manual, may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause interference in which case the user will be required to correct the interference at his own expense.

WARNING: Changes or modifications made to this device which are not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.

SSR User Reference Manual

3

Notice

VCCI Notice

This is a Class A product based on the standard of the Voluntary Control Council for Interference by Information Technology Equipment (VCCI). If this equipment is used in a domestic environment, radio disturbance may arise. When such trouble occurs, the user may be required to take corrective actions.

DOC Notice

This digital apparatus does not exceed the Class A limits for radio noise emissions from digital apparatus set out in the Radio Interference Regulations of the Canadian Department of Communications.

Le présent appareil numérique n’émet pas de bruits radioélectriques dépassant les limites applicables aux appareils numériques de la class A prescrites dans le Règlement sur le brouillage radioélectrique édicté par le ministère des Communications du Canada.

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SSR User Reference Manual

Notice

DECLARATION OF CONFORMITY

ADDENDUM

Application of Council Directive(s):

89/336/EEC

 

73/23/EEC

Manufacturer’s Name:

Cabletron Systems, Inc.

Manufacturer’s Address:

35 Industrial Way

 

PO Box 5005

 

Rochester, NH 03867

European Representative Name:

Mr. J. Solari

European Representative Address:

Cabletron Systems Limited

 

Nexus House, Newbury

 

Business Park

 

London Road, Newbury

 

Berkshire RG13 2PZ, England

Conformance to Directive(s)/Product Standards:

EC Directive 89/336/EEC

 

EC Directive 73/23/EEC

 

EN 55022

 

EN 50082-1

 

EN 60950

Equipment Type/Environment:

Networking Equipment, for

 

use in a Commercial or Light

 

Industrial Environment.

We the undersigned, hereby declare, under our sole responsibility, that the equipment packaged with this notice conforms to the above directives.

Manufacturer

Legal Representative in Europe

Mr. Ronald Fotino

Mr. J. Solari

____________________________________________________

____________________________________

Full Name

Full Name

Principal Compliance Engineer

Managing Director - E.M.E.A.

____________________________________________________

____________________________________

Title

Title

Rochester, NH, USA

Newbury, Berkshire, England

____________________________________________________

____________________________________

Location

Location

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Notice

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SSR User Reference Manual

Contents

Preface.....................................................................................................

15

About This Manual ................................................................................................................

15

Who Should Read This Manual? .........................................................................................

15

How to Use This Manual ......................................................................................................

16

Related Documentation.........................................................................................................

16

Chapter 1: SmartSwitch Router Product Overview..............................

17

Supported Media (Encapsulation Type).............................................................................

19

Supported Routing Protocols ...............................................................................................

19

Configuring the Cabletron SmartSwitch Router ...............................................................

20

Understanding the Command Line Interface.............................................................

20

Basic Line Editing Commands......................................................................................

20

Access Modes ..................................................................................................................

21

User Mode........................................................................................................................

22

Enable Mode ....................................................................................................................

22

Configure Mode ..............................................................................................................

24

Boot PROM Mode ...........................................................................................................

25

Disabling a Function or Feature....................................................................................

25

Loading System Images and Configuration Files .............................................................

25

Boot and System Image..................................................................................................

26

Configuration Files .........................................................................................................

26

Loading System Image Software ..................................................................................

26

Loading Boot PROM Software......................................................................................

27

Activate the Configuration Commands in the Scratchpad.......................................

28

Copy the Configuration to the Startup Configuration File.......................................

29

Managing the SSR ..................................................................................................................

29

Set SSR Name ..................................................................................................................

30

Set SSR Date and Time ...................................................................................................

30

Configure NTP ................................................................................................................

30

Configure the SSR CLI ...................................................................................................

30

Configure SNMP Services .............................................................................................

31

Configure DNS................................................................................................................

31

Monitoring Configuration ....................................................................................................

31

Chapter 2: Bridging Configuration Guide .............................................

33

Bridging Overview.................................................................................................................

33

Spanning Tree (IEEE 802.1d).........................................................................................

33

Bridging Modes (Flow-Based and Address-Based)...................................................

34

VLAN Overview ....................................................................................................................

34

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Port-based VLANs..................................................................................................

35

MAC-address-based VLANs.................................................................................

35

Protocol-based VLANs...........................................................................................

35

Subnet-based VLANs .............................................................................................

35

Multicast-based VLANs.........................................................................................

36

Policy-based VLANs ..............................................................................................

36

SSR VLAN Support........................................................................................................

36

VLANs and the SSR................................................................................................

36

Ports, VLANs, and L3 Interfaces ..........................................................................

37

Access Ports and Trunk Ports (802.1Q support).................................................

37

Explicit and Implicit VLANs.................................................................................

38

Configuring SSR Bridging Functions .................................................................................

38

Configure Address-based or Flow-based Bridging ..................................................

38

Configuring Spanning Tree ..........................................................................................

39

Adjust Spanning-Tree Parameters...............................................................................

40

Set the Bridge Priority ............................................................................................

40

Set a Port Priority ....................................................................................................

40

Assign Port Costs ....................................................................................................

41

Adjust Bridge Protocol Data Unit (BPDU) Intervals .........................................

41

Adjust the Interval between Hello Times ....................................................

41

Define the Forward Delay Interval ...............................................................

41

Define the Maximum Age ..............................................................................

42

Configuring a Port or Protocol based VLAN.............................................................

42

Create a Port or Protocol Based VLAN................................................................

42

Adding Ports to a VLAN .......................................................................................

42

Configuring VLAN Trunk Ports..................................................................................

42

Configure Bridging for Non-IP/IPX Protocols..........................................................

43

Configure Layer-2 Filters ..............................................................................................

43

Monitor Bridging...................................................................................................................

43

Configuration Examples.......................................................................................................

44

Creating an IP or IPX VLAN ........................................................................................

44

Chapter 3: IP Routing Configuration Guide ..........................................

45

IP Routing Overview ............................................................................................................

45

IP Routing Protocols ......................................................................................................

46

Unicast Routing Protocols .....................................................................................

46

Multicast Routing Protocols ..................................................................................

46

Configuring IP Interfaces and Parameters ........................................................................

47

Configure IP Addresses to Ports..................................................................................

47

Configure IP Interfaces for a VLAN............................................................................

47

Specify Ethernet Encapsulation Method ....................................................................

47

Configure Address Resolution Protocol .....................................................................

48

Configure ARP Cache Entries ...............................................................................

48

Configure Proxy ARP.............................................................................................

48

Configure DNS Parameters ..........................................................................................

49

Configure IP Services (ICMP) ......................................................................................

49

Configure IP Helper.......................................................................................................

49

Configure Direct Broadcast ..........................................................................................

50

Monitor IP Parameters..........................................................................................................

50

Configuration Examples.......................................................................................................

51

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Contents

Assigning IP/IPX Interfaces..........................................................................................

51

Chapter 4: RIP Configuration Guide ......................................................

53

RIP Overview..........................................................................................................................

53

Configure RIP .........................................................................................................................

53

Enabling and Disabling RIP ..........................................................................................

54

Configuring RIP Interfaces ............................................................................................

54

Configure RIP Parameters .............................................................................................

54

Configure RIP Route Preference...................................................................................

55

Configure RIP Route Default-Metric ...........................................................................

56

Monitoring RIP.......................................................................................................................

56

Configuration Example .........................................................................................................

57

Chapter 5: OSPF Configuration Guide...................................................

59

OSPF Overview ......................................................................................................................

59

OSPF Multipath...............................................................................................................

60

Configure OSPF......................................................................................................................

60

Enable OSPF.....................................................................................................................

60

Configure OSPF Interface Parameters .........................................................................

61

Configure an OSPF Area................................................................................................

62

Configure OSPF Area Parameters ................................................................................

63

Create Virtual Links........................................................................................................

63

Configure Autonomous System External (ASE) Link Advertisements..................

64

Configure OSPF over Non-Broadcast Multiple Access.............................................

64

Monitoring OSPF....................................................................................................................

65

OSPF Configuration Examples.............................................................................................

66

Exporting All Interface & Static Routes to OSPF .........................................

67

Export All RIP, Interface & Static Routes to OSPF ......................................

67

Chapter 6: BGP Configuration Guide.....................................................

71

BGP Overview ........................................................................................................................

71

The SSR BGP Implementation.......................................................................................

72

Basic BGP Tasks......................................................................................................................

72

Setting the Autonomous System Number ..................................................................

73

Setting the Router ID ......................................................................................................

73

Configuring a BGP Peer Group ....................................................................................

73

Adding a BGP Peer .........................................................................................................

75

Starting BGP.....................................................................................................................

75

Using AS-Path Regular Expressions ............................................................................

75

AS-Path Regular Expression Examples ................................................................

76

Using the AS Path Prepend Feature.............................................................................

77

Notes on Using the AS Path Prepend Feature.....................................................

78

BGP Configuration Examples ..............................................................................................

78

BGP Peering Session Example ......................................................................................

78

IBGP Configuration Example........................................................................................

81

IBGP Routing Group Example...............................................................................

81

IBGP Internal Group Example...............................................................................

84

EBGP Multihop Configuration Example.....................................................................

87

Community Attribute Example ....................................................................................

90

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Notes on Using Communities...............................................................................

97

Local_Pref Attribute Example ......................................................................................

97

Notes on Using the Local_Pref Attribute ............................................................

99

Multi-Exit Discriminator Attribute Example .............................................................

99

EBGP Aggregation Example.......................................................................................

101

Route Reflection Example...........................................................................................

102

Notes on Using Route Reflection........................................................................

105

Chapter 7: Routing Policy Configuration Guide..................................

107

Route Import and Export Policy Overview.....................................................................

107

Preference ......................................................................................................................

108

Import Policies..............................................................................................................

109

Import-Source........................................................................................................

109

Route-Filter ............................................................................................................

110

Export Policies ..............................................................................................................

110

Export-Destination................................................................................................

110

Export-Source ........................................................................................................

110

Route-Filter ............................................................................................................

111

Specifying a Route Filter .............................................................................................

111

Aggregates and Generates ..........................................................................................

112

Aggregate-Destination .........................................................................................

113

Aggregate-Source..................................................................................................

113

Route-Filter ............................................................................................................

114

Authentication ..............................................................................................................

114

Authentication Methods ......................................................................................

114

Authentication Keys and Key Management.....................................................

115

Configure Simple Routing Policies...................................................................................

115

Redistributing Static Routes .......................................................................................

116

Redistributing Directly Attached Networks ............................................................

116

Redistributing RIP into RIP ........................................................................................

117

Redistributing RIP into OSPF.....................................................................................

117

Redistributing OSPF to RIP ........................................................................................

117

Redistributing Aggregate Routes ..............................................................................

117

Simple Route Redistribution Examples ....................................................................

118

Example 1: Redistribution into RIP....................................................................

118

Exporting a Given Static Route to All RIP Interfaces ...............................

119

Exporting All Static Routes to All RIP Interfaces......................................

119

Exporting All Static Routes Except the Default Route to All RIP

 

Interfaces .....................................................................................................

119

Example 2: Redistribution into OSPF.................................................................

119

Exporting All Interface & Static Routes to OSPF ......................................

120

Export all RIP, Interface & Static Routes to OSPF.....................................

120

Configure Advanced Routing Policies.............................................................................

121

Export Policies ..............................................................................................................

121

Creating an Export Destination..................................................................................

123

Creating an Export Source ..........................................................................................

123

Import Policies..............................................................................................................

123

Creating an Import Source..........................................................................................

124

Creating a Route Filter ................................................................................................

124

Creating an Aggregate Route .....................................................................................

124

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Creating an Aggregate Destination............................................................................

126

Creating an Aggregate Source ....................................................................................

126

Examples of Import Policies........................................................................................

126

Example 1: Importing from RIP...........................................................................

126

Importing a Selected Subset of Routes from One RIP Trusted

 

Gateway........................................................................................................

128

Importing a Selected Subset of Routes from All RIP Peers Accessible Over

a Certain Interface.......................................................................................

129

Example 2: Importing from OSPF .......................................................................

129

Importing a Selected Subset of OSPF-ASE Routes ....................................

132

Examples of Export Policies ........................................................................................

133

Example 1: Exporting to RIP ................................................................................

133

Exporting a Given Static Route to All RIP Interfaces................................

134

Exporting a Given Static Route to a Specific RIP Interface ......................

135

Exporting All Static Routes Reachable Over a Given Interface to a Specific

RIP-Interface ................................................................................................

136

Exporting Aggregate-Routes into RIP.........................................................

136

Example 2: Exporting to OSPF.............................................................................

138

Exporting All Interface & Static Routes to OSPF .......................................

139

Exporting All RIP, Interface & Static Routes to OSPF...............................

140

Chapter 8: Multicast Routing Configuration Guide ...........................

143

IP Multicast Overview.........................................................................................................

143

IGMP Overview ............................................................................................................

143

DVMRP Overview ........................................................................................................

144

Configure IGMP ...................................................................................................................

145

Configuring IGMP on an IP Interface ........................................................................

145

Configure IGMP Query Interval.................................................................................

145

Configure IGMP Response Wait Time.......................................................................

145

Configure Per-Interface Control of IGMP Membership..........................................

146

Configure DVMRP...............................................................................................................

146

Starting and Stopping DVMRP...................................................................................

146

Configure DVMRP on an Interface ............................................................................

147

Configure DVMRP Parameters...................................................................................

147

Configure the DVMRP Routing Metric .....................................................................

147

Configure DVMRP TTL & Scope................................................................................

148

Configure a DVMRP Tunnel .......................................................................................

148

Monitor IGMP & DVMRP...................................................................................................

149

Configuration Examples .....................................................................................................

150

Chapter 9: IPX Routing Configuration Guide......................................

151

IPX Routing Overview ........................................................................................................

151

RIP (Routing Information Protocol) ...........................................................................

151

SAP (Service Advertising Protocol) ...........................................................................

152

Configuring IPX RIP & SAP ...............................................................................................

153

IPX RIP............................................................................................................................

153

IPX SAP ..........................................................................................................................

153

Creating IPX Interfaces ................................................................................................

153

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Contents

IPX Addresses...............................................................................................................

153

Configuring IPX Interfaces and Parameters....................................................................

154

Configure IPX Addresses to Ports .............................................................................

154

Configure IPX Interfaces for a VLAN .......................................................................

154

Specify IPX Encapsulation Method ...........................................................................

154

Configure IPX Routing .......................................................................................................

155

Enable IPX RIP..............................................................................................................

155

Enable SAP ....................................................................................................................

155

Configure Static Routes...............................................................................................

155

Configure Static SAP Table Entries ...........................................................................

156

Control Access to IPX Networks................................................................................

156

Create an IPX Access Control List......................................................................

156

Create an IPX Type 20 Access Control List .......................................................

157

Create an IPX SAP Access Control List .............................................................

157

Create an IPX GNS Access Control List.............................................................

157

Create an IPX RIP Access Control List...............................................................

158

Monitor an IPX Network....................................................................................................

158

Configuration Examples.....................................................................................................

158

Chapter 10: Security Configuration Guide ..........................................

161

Security Overview...............................................................................................................

161

Configuring SSR Access Security......................................................................................

162

Configure RADIUS ......................................................................................................

162

Monitor RADIUS ..................................................................................................

162

Configure TACACS .....................................................................................................

162

Monitor TACACS .................................................................................................

163

Configure TACACS Plus.............................................................................................

163

Monitor TACACS Plus.........................................................................................

163

Configure Passwords...................................................................................................

164

Layer-2 Security Filters.......................................................................................................

164

Configuring Layer-2 Address Filters ........................................................................

165

Configuring Layer-2 Port-to-Address Lock Filters .................................................

165

Configuring Layer-2 Static Entry Filters...................................................................

166

Configuring Layer-2 Secure Port Filters ...................................................................

166

Monitor Layer-2 Security Filters ................................................................................

167

Layer-2 Filter Examples...............................................................................................

168

Example 1: Address Filters ..................................................................................

168

Static Entries Example...................................................................................

168

Port-to-Address Lock Examples..................................................................

169

Example 2 : Secure Ports ......................................................................................

169

Layer-3 Access Control Lists (ACLs)................................................................................

170

Layer-3 & Layer-4 Traffic Filters (Access Control List) ..........................................

170

Anatomy of an ACL Rule............................................................................................

170

Ordering of ACL Rules................................................................................................

171

Implicit Deny Rule .......................................................................................................

172

Applying ACLs to Interfaces......................................................................................

173

Applying ACLs to Services.........................................................................................

174

ACL Logging ................................................................................................................

174

Maintaining ACLs Offline Using TFTP or RCP.......................................................

175

Maintaining ACLs Using the ACL Editor ................................................................

176

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Configure ACL ..............................................................................................................

176

Defining an IP ACL ...............................................................................................

176

Defining an IPX ACL.............................................................................................

177

Applying an ACL to an Interface ........................................................................

177

Applying an ACL to a Service .............................................................................

177

Edit an ACL with the ACL Editor .......................................................................

177

Monitoring Access Control Lists ................................................................................

177

Chapter 11: QoS Configuration Guide ................................................

179

QoS & Layer-2/Layer-3/Layer-4 Flow Overview ..........................................................

179

Layer-2, Layer-3 & Layer-4 Flow Specification ........................................................

179

Precedence for Layer-3 Flows .....................................................................................

180

SSR Queuing Policies....................................................................................................

180

Configure Layer-2 QoS........................................................................................................

181

Configuring Layer-3 & Layer-4 QoS .................................................................................

181

Configuring IP QoS Policies ........................................................................................

182

Setting an IP QoS Policy .......................................................................................

182

Specifying Precedence for an IP QoS Policy ......................................................

182

Configuring IPX QoS Policies .....................................................................................

182

Setting an IPX QoS Policy.....................................................................................

183

Specifying Precedence for an IPX QoS Policy ...................................................

183

Configuring SSR Queueing Policy.....................................................................................

183

Allocating Bandwidth for a Weighted-Fair Queuing Policy ..................................

183

Monitoring QoS ....................................................................................................................

184

Chapter 12: Performance Monitoring Guide ......................................

185

Performance Monitoring Overview ..................................................................................

185

Configuring the SSR for Port Mirroring ....................................................................

187

Chapter 13: Hot Swapping

 

Line Cards and Control Modules.......................................................

189

Hot Swapping Overview ....................................................................................................

189

Hot Swapping Line Cards ..................................................................................................

189

Deactivating the Line Card..........................................................................................

190

Removing the Line Card..............................................................................................

190

Installing a New Line Card ..................................................................................

191

Hot Swapping One Type of Line Card With Another.............................................

191

Hot Swapping a Secondary Control Module...................................................................

191

Deactivating the Control Module...............................................................................

192

Removing the Control Module ...................................................................................

192

Installing the Control Module.....................................................................................

193

Hot Swapping a Switching Fabric Module (SSR 8600 only)..........................................

193

Chapter 14: VRRP Configuration Guide...............................................

195

VRRP Overview ...................................................................................................................

195

Configuring VRRP ...............................................................................................................

195

Basic VRRP Configuration...........................................................................................

196

Configuration of Router R1..................................................................................

196

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Contents

Configuration for Router R2................................................................................

197

Symmetrical Configuration ........................................................................................

197

Configuration of Router R1 .................................................................................

198

Configuration of Router R2 .................................................................................

199

Multi-Backup Configuration ......................................................................................

199

Configuration of Router R1 .................................................................................

201

Configuration of Router R2 .................................................................................

202

Configuration of Router R3 .................................................................................

203

Additional Configuration ...........................................................................................

203

Setting the Backup Priority..................................................................................

204

Setting the Advertisement Interval ....................................................................

204

Setting Pre-empt Mode ........................................................................................

204

Setting an Authentication Key ............................................................................

205

Monitoring VRRP................................................................................................................

205

ip-redundancy trace.....................................................................................................

205

ip-redundancy show....................................................................................................

206

VRRP Configuration Notes................................................................................................

206

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