An Intel® product, when used in accordance with its associated documentation, is "Year 2000 Capable" when, upon
installation, it accurately stores, displays, processes, provides, and/or receives date data from, into, and between 1999
and 2000, and the twentieth and twenty-first centuries, including leap year calculations, provided that all other
technology used in combination with said product properly exchanges date data with it. Intel makes no representation
about individual components within the product should they be used independently from the product as a whole.
Intel Corporation assumes no responsibility for errors or omissions in this manual. Nor does Intel make any commitment to update the
information contained herein.
* Other product and corporate names may be trademarks of other companies and are used only for explanation and
to the owners’ benefit, without intent to infringe.
Garantia limitada de hardware (solo para Europa)............. 129
Index 131
Intel Customer Support Last Page
iv
Setting up the Intel
®
1
Express 530T Switch
Overview
This guide provides information on configuring and managing the Intel
Express 530T Switch and is organized into these chapters:
•Chapter 1 - Information on the switch hardware and optional
modules
•Chapter 2 - Information on using the switch in a LAN and advanced
features such as link aggregation and Virtual LANs (VLANs)
•Chapter 3 - How to use Intel Device View
•Chapter 4 - How to use Web Device Manager
•Chapter 5 - Overview of Local Management
Management
Through the switch’s built-in management you can configure the device
and monitor network health. There are several methods for managing this
switch; you can use one method or any combination.
®
•SNMP management applications such as Intel
LANDesk
Intel products and show a graphical representation of the device
(with the use of the proper MIB).
•Onboard management allows control ov er the de vice without
using an SNMP application. The Web Device Manager provides a
graphical interface; Local Management is a menu-driven interface.
•Other SNMP-compliant applications can manage 530T switches
if you compile the switch’s MIB files into that application.
® Network Manager, or HP OpenView* are tailored for
Device View,
®
C H A P T E R 1 Intel® Express 530T Switch Users Guide
Switch Features
These are the major features of the 530T switch.
Stack Matrix Module LEDs
(Status, SW1, SW2, SW3)
Port Status LEDs
Switch status
Intel® Express 530T Switch
Local management
Matrix
Switch
Module
Status
Management
Status Sw1 Sw2 Sw3
Local
(EIA 232)
Module A
(Gigabit)
Console: 9600-8-N-1
FlowCtrl=None
StatusPort 1
Link/
Act
Port 2
Link/
Act
Port 1
246 8
135 79
Link\Activity
Link = Solid Green
Activity = Blinking Green
123456789101112131415161718192021
Port 2
10 12 1416 18 20 22
1315 17 19 21
11
22
Module A (Gigabit) LEDs
(Status, Port 1, Port 2)
AC Input
100-240 VAC
50Hz-60Hz
1.5A max
009027390008
MAC Address
Module A
Matrix ModuleModule A (Gigabit)
Matrix Module
•Auto-negotiates speed, duplex, and flow control—10Mbps or
100Mbps per port.
•Half- and full-duplex flo w cont ro l.
•Two-port expansion slot fo r t he optional 100 0Base-SX, 1000BaseLX, or 100/1000Base-T module.
•Can be stacked with up to three 535T (member) switches.
•Port settings can be configured manually through management.
•Access menu-driven Local Management through the serial port or a
Telnet session.
•Access the graphic, Web-based, Web Device Manager through a
Web browser.
2
C H A P T E R 1Seting up the Intel® Express 530T Switch
t
c
NOTE
When the switch is first
powered on the Status LED is
red for a couple of seconds
before the diagnostic mode
starts, then it turns orange.
1
Status LED
The Status LED is located to the left of the Matrix Module LEDs.
Status LED
l® Express 530T Switch
Switch
Status
Matrix
Module
Local
Management
(EIA 232)
Status Sw1Sw2Sw3
Module A
(Gigabit)
StatusPort 1
Console: 9600-8-N-1
FlowCtrl=None
LEDStatusMeaning
StatusOrangeSwitch is performing diagnosti cs.
GreenDiagnostics have passed, the switch is ready.
RedDiagnostics have failed.
Port LEDs
The LEDs above each port indicate port status and port activity.
Express 530T Setup
Por
Lin
Link/
A
Act
sPort 1
-1
Port 1 LED
Port 2
Link/
Link/
Act
Act
Port 1
Link\Activity
Port 2
Link = Solid Green Activity = Blinking Green
Port 2 LED
246 8
135 79
12345
78910111213
6
LEDStatusMeaning
Left (Upper port)Solid greenDevice linked.
Blinking greenReceiving traffic on that port.
OffNo link detec ted.
Right (Bottom port)Solid greenDevice linked.
Blinking greenReceiving traffic on that port.
OffNo link detec ted.
1012
11
13
3
C H A P T E R 1 Intel® Express 530T Switch Users Guide
About the 530T Switch
General
•The 530T switch is capable of auto-negotiating port speed and can
operate at 10Mbps or 100Mbps per port. The switch matches t he
highest possible speed of an attached device.
•The 530T switch is capable of auto-negotiating port duplex and can
operate at half- or full-duplex.
Cabling
•Use Category 5 or greater unshielded twisted-pair (CAT 5 UTP)
cable when connecting 100Mbps devices to the switch.
•Use Category 3, 4, or 5 unshielded twisted-pair (CAT 3, 4, or 5
UTP) cable when connecting 10Mbps devices to the switch.
•Limit the cable length between devices to 100 meters (328 feet).
•Use a straight-through cable to connect the switch to a server or
workstation. For more information on cabling, see pages 7 and 8.
Modules
The 530T switch accepts a Stack Matrix Module to connect with up to
three member switches and an uplink module (Module A) to provide an
additional two Gigabit ports.
The four modules supported by the 530T are:
•Stack Matrix Module (Connects to a maximum of three 535T
[member] switches.) (ES530MSM)
•1000Base-SX (ES530MSX)
•1000Base-LX (ES530MLX)
•100/1000Base-T (ES530MT)
4
C H A P T E R 1Seting up the Intel® Express 530T Switch
NOTE
Install the Stac k Matrix Module
in the slot labeled Matrix
Module.
;
;
;
;
;
;
;
;
;
;
;
;;;
;
;
;
;
;
;
;
;
;
;
;
;
;
;
;
;
;
;
;
;
;
Installing a Module
You can install only gigabit modules in the Module A slot located at the
back of the 530T switch. Use the LEDs on the fro nt of the switch to check
the module’s status.
Install the module in the switch
1 Un plug the power cord from the switch. Remove the panel from the
expansion slot labeled Module A.
2 Align the module with the card guides inside the switch and slide the
module into the slot. Press firmly to connect the module and secure
it with the retaining screws.
3 Plug in the power cord.
Module A slot
A
C
In
p
u
t
1
0
0
2
4
0
V
A
C
5
0
H
z
6
0
H
z
1
.5
A
m
a
x
009027
390008
M
A
C
A
d
d
r
e
s
s
P
o
r
t
2
In
®
t
e
l
E
x
p
r
e
s
s
1
5
0
3
0
0
0
T
B
a
s
e
L
X
M
o
d
u
l
e
T
x
R
x
P
o
r
t
1
ES530MT
Mo
d
u
le A
(G
ig
ab
it)
I
n
®
t
e
l
E
x
p
r
e
s
s
1
5
0
3
0
0
0
T
B
a
s
e
T
M
o
d
u
l
e
P
o
r
t
2
ES530MSX
M
a
t
rix
M
o
d
u
le
P
o
r
t
1
P
o
r
t
2
In
®
t
e
l
E
x
T
p
x
r
e
s
s
1
5
0
3
R
0
0
x
0
T
B
a
s
e
S
X
M
o
d
u
l
e
T
x
R
x
P
o
r
t
1
T
x
R
x
ES530MLX
Express 530T Setup
5
C H A P T E R 1 Intel® Express 530T Switch Users Guide
NOTE
The 1000SX and 1000LX
modules connect at only
1000Mbps and full-duplex.
Module LEDs
Stack Matrix Module LEDs
Matrix
Module
itch
SwitchStatus
Status Sw1 Sw2 Sw3
Local
Management
Module A LEDs
Module A
(Gigabit)
Status Port 1
Link/
Console: 9600-8-N-1
Act
Port 2
Link/
Act
Stack Matrix Module LEDs
LEDStatusMeaning
StatusOffNo module present.
Solid greenModule present.
SW1, SW2, SW3OffNo link detected.
Solid greenSwitch connected to stack.
Module A (Gigabit) LEDs
LEDStatusMeaning
StatusOffNo module present.
Solid greenModule present.
Ports 1, 2OffNo link detected.
2
1
6
Solid greenDevice linked.
Blinking greenLink with traffic.
Configuring Modules
Normally you do not need to make any changes to the optional modules
because they are designed to configure them selves automatically for the
attached device. However, you might need to configure the modules in
order to communicate with older devices. You can use the Local
Management or Web Device Manager to configure the 1000SX,
1000LX, or 1000T modules.
C H A P T E R 1Seting up the Intel® Express 530T Switch
Incorrect cabling is often the cause of network performance problems.
Read the next two pages to make sure your cabling is correct.
10Base-T
The 10Base-T Ethernet specification allows you to use CAT 3, CAT 4,
or CAT 5 UTP cabling. The limit is 100 meters between any two devices.
100Base-TX
The 100Base-TX Fast Ethernet specification requires that you use CAT
5 UTP cabling to operate at 100Mbps. If you use lower grade cabling
(CAT 3 or CAT 4) you may get a connection, but also experience data
loss or slow performance. You ’re limited to 100 meters between any two
devices.
1000Base-T
The 1000Base-T Gigabit specification requires that y ou use CAT 5 UTP
cabling to operate at 1000Mbps. If you use a lower grade cabling you will
experience either no connection or extreme data loss. The maximum
distance between any two devices is 100 meters.
1000Base-SX/1000Base-LX
Express 530T Setup
The optional 1000Base-SX and -LX Gigabit Modules provide a highspeed connection to another device up to 5 km away. The maximum
distance depends on the type of cable used. Refer to the following table
for a list of cable types and maximum distances. Use cables with an SCtype fiber optic connector.
Selecting the right cable
Media TypeCabling UsedMaximum Distance
1000/100Base-T (Gigabit)
Module
1000Base-SX
(Gigabit) Module
1000Base-LX
(Gigabit) Module
Category 5 (CAT 5)
unshielded twisted pair
cable
50/125
62.4/125
50/125
62.4/125
9/125
µm multimode
µm multimode
µm multimode
µm multimode
µm singlemode
100m
550m
260m
550m
550m
5,000m
7
C H A P T E R 1 Intel® Express 530T Switch Users Guide
13
24
123
4
NOTE
Pairs 4/5 and 7/8 are RX/TX
when operating at 1000Mbps.
Straight-through vs. Crossover
Cable
Switch ports are wired MDI-X, so use a straight-through cable to connect
to a workstation or server (network adapter cards are wired MDI). To
connect to another MDI-X port, use a crossover cable. Here are the pin
arrangements for the switch’s Ethernet port and the typical RJ-45
connector.
Ethernet portRJ-45 connector
Pin 8
Pin 1
Clip
8
1
Pin 1
Pin 8
Straight-through UTP cable (for 100Base-TX)
Switch (MDI-X) Adapter (MDI)
1 (RX+) 1 (TX+)
2 (RX-) 2 (TX-)
3 (TX+) 3 (RX+)
6 (TX-) 6 (RX-)
4 Not used 4 Not used
5 Not used 5 Not used
7 Not used 7 Not used
8 Not used 8 Not used
Crossover UTP cable (for 100Base-TX)
Switch (MDI-X) Hub (MDI-X)
10/100
1 (RX+) 1 (RX+)
2 (RX-) 2 (RX-)
8
3 (TX+) 3 (TX+)
6 (TX-) 6 (TX-)
4 Not used 4 Not used
5 Not used 5 Not used
7 Not used 7 Not used
8 Not used 8 Not used
C H A P T E R 1Seting up the Intel® Express 530T Switch
Control (530T)
Member 2 (535T)
Member 3 (535T)
Member 4 (535T)
Stacking
The 530T switch can be stacked with up to three 535T switches. Stacking
allows for a single point of management for all switches.
Matrix
Module
Intel® Express 530T Switch
Intel® Express 535T Switch
Intel® Express 535T Switch
Intel® Express 535T Switch
Switch
Status
Management
Stacking
Module
Switch
Status
Stacking
Module
Switch
Status
Stacking
Module
Switch
Status
About a stack
•There can be only one 530T switch in a stack.
•The 530T switch requires the installation of a Stack Matrix Module
to stack it with a 535T . (Only one Stack Matrix Module is needed for
the entire stack.)
•The 530T can be stacked only with 535T switches.
•You can stack up to three 535T switches with a 530T.
•In a stack, the 530T is the control switch and the 535Ts are the
member switches.
•The member switches are all managed through the control switch’s
management interface.
•There is only one IP address for the entire stack of switches (the
control switch’s IP address).
•There can be only one instance of Spanning Tree, regardless of the
number of switches in the stack.
•Ports from any switch can be members of any VLAN.
•For link aggregation, the anchor ports are 1, 7, 15 for both the
control and member switches. You can also link aggregate the
module ports on the control switch (530T).
•You can only link aggregate ports on the same switch.
Local
(EIA 232)
Status Sw1 Sw2 Sw3
Status Link
Status Link
Status Link
Link\Activity
Link = Solid Green
Activity = Blinking Green
Link\Activity
Link = Solid Green
Activity = Blinking Green
Link\Activity
Link = Solid Green
Activity = Blinking Green
Module A
(Gigabit)
Console: 9600-8-N-1
FlowCtrl=None
Module A
Module A
Module A
StatusPort 1
Link/
Act
Port 1 Port 2
10/100Base-T Module
Port 1 Port 2
Port 1 Port 2
100Base-FX - SC Module
Tx Rx
Port 1 Port 2
10/100Base-T Module
Port 1 Port 2
246 8
Port 2
Link/
Act
Module A
Port 1
Module A
Module A
135 79
Link\Activity
Link = Solid Green
Activity = Blinking Green
123456789101112131415161718192021
246 8
135 79
123456789101112131415161718192021
246 8
135 79
123456789101112131415161718192021
246 8
135 79
123456789101112131415161718192021
10 12 1416 18 20 22
1315 17 19 21
11
10 12 1416 18 20 22
1315 17 19 21
11
10 12 1416 18 20 22
1315 17 19 21
11
10 12 1416 18 20 22
1315 17 19 21
11
22
22
22
22
Express 530T Setup
9
C H A P T E R 1 Intel® Express 530T Switch Users Guide
NOTE
When setting up a stack, stack
the 535T switches in the order in
which they are connected to the
Matrix Module.
The 535T connected to the
Switch 1 port of the Matrix
Module would be the switch
directly under the control switch,
the 535T connected to the Switch
2 port would be underneath that,
etc.
This makes it easier to determine
which switch is which when
managing them.
Assemble a stack
To stack a 530T with 535Ts, you need to purchase a Stack Matrix
Module.
1 Insert the Stack Matrix Module into the slot in the back of the 530T,
labeled Matrix Module, and tighten the screws.
Stack Matrix Module
Control switch
Member 2 (connected
to the Switch 1 port)
Member 3 (connected
to the Switch 2 port)
Member 4 (connected
to the Switch 3 port)
AC Input
100-240 VAC
Intel® Express 530T Matrix Module
Switch 1Switch 2Switch 3
Matrix ModuleModule A (Gigabit)
Connect to Matrix Module
Stack Interface Module
Connect to Matrix Module
Stack Interface Module
Connect to Matrix Module
Stack Interface Module
50Hz-60Hz
1.5A max
AC Input
100-240 VAC
50Hz-60Hz
1.5A max
AC Input
100-240 VAC
50Hz-60Hz
1.5A max
AC Input
100-240 VAC
50Hz-60Hz
1.5A max
009027390008
MAC Address
Stack Interface Module
2 Run a cable from the slot in the back of the 535T, labeled Stack
Interface Module, to the control switch’s Stack Matrix Module,
where it reads “Switch 1.” This connection makes this 535T switch
Member 2 in the stack.
3 Rep eat step 2 until you have added all member switches (535Ts) to
the stack. You can add a total of three member switches.
4 Power on the control switch.
Which switch is which in a stack
In a stack of switches, the 530T is the control switch and the 535Ts are
member switches.
The switch that you connect to the port labeled Switch 1 in the 530T’s
Stack Matrix Module is referred to in the Web Device Manager and
Local Management as Member 2. The switch connected to the port
labeled Switch 2, is Member 3. And the switch connected to the port
labeled Switch 3, is Member 4.
10
Using the Intel®
2
Express 530T Switch
Overview
This section provides an overview for using the Intel® Express 530T
Switch within a network. The chapter covers the basic differences
between a switch and hub, basic switching features, such as flow control
and Spanning Tree, and a discuss ion of the more advan ced features such
as link aggregation and the types of VLANs available on the switch.
If you are already familiar with switching technology you can skip ahead
to a particular section within the chapter. Following is a basic overview
of the chapter and the pages where you can find a particular topic.
•Sample Configurations page 13
•Flow Control page 14
•Spanning Tree Protocol page 14
•Tagged Frames page 15
•Priority page 15
•Link Aggregation page 16
•VLANs page 17
•GVRP page 20
•Internet Group Multicast Protocol page 20
C H A P T E R 2 Intel® Express 530T Switch Users Guide
What is a Switch?
A switch segments traffic, providing each port its own collision domain.
This is different than a hub where all ports belong to the same collision
domain.
Segments and hubs
Hubs combine multiple wires so all attached devices behave as though
they are on the same wire. Since the devices share the same segment, data
sent by one device is retransmitted to all devices on the same hub. This
is equivalent to having all devices connected in a bus topology as
illustrated below.
Client A sends
signal to Client B
Signal sent to all ports
Client B
receives signal
Client AClient B
The disadvantage is all devices must share the total available bandwidth.
The more devices that are attached to the hub results in less bandwidth
for each user. Also, network performance suffers since all devices
receive traffic and collisions from other users because the hub
retransmits data across all ports.
Switches
Switches send traffic only to specific ports, rather than transmit data
across all ports. This means that each device attached to the switch
receives fewer collisions and the entire bandwidth is available to the
device.
MAC Address Port
006011FB34DB 2
00A027D36FAA 8
The signal is not
Client A sends
signal to Client B
The switch maintains a table that associates a device’s MAC address to
a port on the switch. When Client A communicates with Client B, the
switch looks in the table to determine which port Client B is attached to
and then forwards the traffic to that port. If a device sends traffic to an
address that is not in the table (or sends broadcast or multicast traffic) the
switch sends the traffic out to all ports on the switch. When the switch
receives a response it updates the table with the new address.
sent to all ports
Client B
receives signal
12
C H A P T E R 2Using the Intel® Express 530T Switch
Module A (Gigabit)
Tx RxTx Rx
Port 1Port 2
Intel® Express 530T
1000Base-SX
Module
Module A (Gigabit)
Port 1Port 2
Intel® Express 530T
1000Base-T
Module
Module A (Gigabit)
Tx RxTx Rx
Port 1Port 2
Intel® Express 530T
1000Base-LX
Module
Sample Configurations
The following examples illustrate how the 530T switch can be used in a
network.
®
Intel
NetStructure™ 480T Switch
™
Intel® NetStructure
480T Routing Switch
1234 5678
Speed
12345678
Link\Act
Speed : Solid Green = 1000Mbps
Off = 100Mbps
Link\Activity : Solid Green = Link
9101112
Blinking Orange = Activity
Blinking Green = Disabled
Speed
910111213141516
Link\Act
100BASE-TX/1000BASE-T
1000BASE-X
13141516
Tx RxTx Rx Tx RxTx Rx
Power Supply 1
Power Supply 2
Management
Intel
Stack of 530T and
535T switches
1000T
connection
Matrix
Switch
StatusSw1 Sw2 Sw3
Module
Status
Intel® Express 530T Switch
Local
Management
(EIA 232)
Stacking
Switch
StatusLink
Module
Status
Intel® Express 535T Switch
Intel® Express 535T Switch
Intel® Express 535T Switch
Link\Activity
Link = Solid Green
Activity = Blinking Green
Stacking
Switch
StatusLink
Module
Status
Link\Activity
Link = Solid Green
Activity = Blinking Green
Stacking
Switch
StatusLink
Module
Status
Link\Activity
Link = Solid Green
Activity = Blinking Green
Stack of 530T and 535T switches
The example below shows how a stack of 530/535 switches connects
with a stack of 550/510 switches (they cannot be in the same stack). This
example also demonstrates the 530T’s gigabit uplink by connecting it to
a 470F switch.
®
NetStructure™ 470F Switch
Local
Intel® NetStructure™ 470F Switch
Status
Link\Activity
Link = Solid Green
12345678
Activity = Blinking Green
Console: 9600-8-N-1
Management
Flow Ctrl=None
(EIA 232)
12345678
Link\Act
TX RX TX RX TX RX TX RX TX RX TX RX TX RX TX RX
1000SX
connection
Matrix
Module A
Switch
StatusSw1 Sw2 Sw3
StatusPort 1
Module
(Gigabit)
Status
Intel® Express 530T Switch
Local
Console: 9600-8-N-1
Management
FlowCtrl=None
(EIA 232)
Stacking
Module A
Switch
StatusLink
Module
Status
Intel® Express 535T Switch
Intel® Express 535T Switch
Intel® Express 535T Switch
Link\Activity
Link = Solid Green
Activity = Blinking Green
Stacking
Module A
Switch
StatusLink
Module
Status
Link\Activity
Link = Solid Green
Activity = Blinking Green
Stacking
Module A
Switch
StatusLink
Module
Status
Link\Activity
Link = Solid Green
Activity = Blinking Green
Module A
StatusPort 1
Port 2
(Gigabit)
Link/
Link/
Act
Act
Console: 9600-8-N-1
FlowCtrl=None
Module A
Port 1 Port 2
10/100Base-T Module
Port 1 Port 2
Module A
Module A
Port 1 Port 2
100Base-FX - SC Module
Port 1
Tx Rx
Module A
Module A
Port 1 Port 2
10/100Base-T Module
Port 1 Port 2
Module A
Port 2
Link/
Link/
Act
Act
Link\Activity
Link = Solid Green
Activity = Blinking Green
Port 1 Port 2
10/100Base-T Module
Port 1 Port 2
Module A
Port 1 Port 2
100Base-FX - SC Module
Port 1
Tx Rx
Module A
Port 1 Port 2
10/100Base-T Module
Port 1 Port 2
Module A
10 12 14 16 18 20 22
246 8
135 79
Link\Activity
Link = Solid Green
Activity = Blinking Green
246 8
135 79
123456789101112131415161718192021
246 8
135 79
123456789101112131415161718192021
246 8
135 79
123456789101112131415161718192021
246 8
135 79
123456789101112131415161718192021
11
123456789101112131415161718192021
10 12 14 16 18 20 22
246 8
135 79
11
123456789101112131415161718192021
10 12 14 16 18 20 22
246 8
135 79
11
123456789101112131415161718192021
10 12 14 16 18 20 22
246 8
135 79
11
123456789101112131415161718192021
10 12 14 16 18 20 22
13 15 17 19 21
11
10 12 14 16 18 20 22
13 15 17 19 21
11
10 12 14 16 18 20 22
13 15 17 19 21
11
10 12 14 16 18 20 22
13 15 17 19 21
11
13 15 17 19 21
13 15 17 19 21
13 15 17 19 21
13 15 17 19 21
22
22
22
22
1000LX connection
22
22
22
22
1000SX
connection
Matrix
Intel® Express 530T Switch
Intel® Express 535T Switch
Intel® Express 535T Switch
Module A
Switch
StatusSw1 Sw2 Sw3
StatusPort 1
Port 2
Module
(Gigabit)
Status
Link/
Link/
Act
Act
Local
Console: 9600-8-N-1
Management
FlowCtrl=None
(EIA 232)
Link\Activity
Link = Solid Green
Activity = Blinking Green
Stacking
Module A
Switch
StatusLink
Port 1 Port 2
Module
Status
10/100Base-T Module
Link\Activity
Link = Solid Green
Port 1 Port 2
Activity = Blinking Green
Module A
Stacking
Module A
Switch
StatusLink
Port 1 Port 2
Module
Status
100Base-FX - SC Module
Port 1
Link\Activity
Link = Solid Green
Tx Rx
Activity = Blinking Green
Module A
10 12 14 16 18 20 22
246 8
135 79
13 15 17 19 21
11
123456789101112131415161718192021
10 12 14 16 18 20 22
246 8
135 79
13 15 17 19 21
11
123456789101112131415161718192021
10 12 14 16 18 20 22
246 8
135 79
13 15 17 19 21
11
123456789101112131415161718192021
Stack of 530T and 535T switches
®
Intel
Express 550T Routing Switch
®
Express 510T Switches
and Intel
Slot BSlot A
LEDs Green Orange
526
4
Module
Status
Matrix Module for 500 Series Switches
Link
Status
Rear Port
1
3
12345678
Gigabit Stacking Module for 500 Series Switches
2
1
3
TX RX
4
3
12
StackInterfaceModule for500SeriesSwitches
3
12
5
4
5
12
876
11
10
9
13
12
876
11
10
9
13
Off
Solid
LEDs Green Orange
Solid
Blink
Slot BSlot A
LEDs Green Orange
Off
Solid
LEDs Green Orange
Solid
Blink
20
17
18
16
14
15
Slot BSlot A
LEDs Green Orange
Off
Solid
LEDs Green Orange
Solid
Blink
20
17
18
16
14
15
Using the 530T
22
22
22
10 Mbps
Half duplex
Intel Express
100 Mbps
Full duplex
550T Routing
Port Status
Switch
Power
Status
Temperature
Link
Disabled
Reset
Activity
Collision
RPS
Console
9600-8-N-1
10 Mbps
Half duplex
Intel® Express
100 Mbps
Full duplex
510T Switch
Port Status
Power
Status
Temperature
Link
Disabled
Reset
Activity
Collision
RPS
Console
21
24232219
9600-8-N-1
10 Mbps
Half duplex
Intel® Express
100 Mbps
Full duplex
510T Switch
Port Status
Power
Status
Temperature
Link
Disabled
Reset
Activity
Collision
RPS
Console
21
24232219
9600-8-N-1
13
C H A P T E R 2 Intel® Express 530T Switch Users Guide
Flow Control
During times of heavy network activity, the switch’s port buffers can
receive too much traffic and fill up faster than the switch can send the
information. In cases like this, the switch tells the transmitting device to
wait so the information in the buffer can be sent. This traffic control
mechanism is called flow control.
The method of flow control depends on whether the port is set to full- or
half-duplex. If a port is operating at half-duplex, the switch sends a
collision (also called backpressure) which causes the transmitting device
to wait. If the port operates at full-duplex, the switch sends out an IEEE
802.3x PAUSE frame. You can enable or disable flow control for each
port on the Express 530T switch.
Spanning Tree Protocol
Spanning Tree helps to prevent any loops within the network topology.
A loop can occur if there is more than one path for information to travel
between devices. The Spanning Tree Protocol works by determining the
“cost” of a connection. For example, if two devices are connected b y two
links, Spanning Tree uses the conn ection with the lowest cost and b locks
the second connection from working.
Spanning Tree prevents loops by allowing only one active path between
any two network devices at a time. However, you can also use this
behavior to establish redundant links between devices which can take
over in the event the primary link fails.
The 530T supports one instance of Spanning Tree per switch (or per
stack of switches).
14
Switch B
Path: 2
Cost: 200
Switch C
Server B
PC Client A
Switch A
Path: 3
Cost: 100
Path: 1
Cost: 100
In this example, Client A can communicate with Server B over two
different paths. The primary path is Path 1 because the cost of the
connection between switches A and C is lower than the cost between
switches A, B and C. If the primary path fails, traffic is sent over the
backup path automatically.
C H A P T E R 2Using the Intel® Express 530T Switch
Tagged Frames
The 802.1D (1998 Edition) and 802.1Q specifications published by the
IEEE (Institute of Electrical and Electronic Engineers) extends Ethernet
functionality to add tag information to Ethernet frames and propagate
these tagged frames between bridges (for examp le, a switch). The tag can
carry priority information, VLAN information, or both and allows
bridges to intelligently direct traffic across the network.
For outgoing (egress) packets you can specify whether you want the
packets to be tagged or untagged. For incoming (ingress) packets you
can set the ingress filtering so that packets are forwarded to a specific
port as long as that port is a member of the VLAN. You can set a Port
VLAN Identifier (PVID) so that if untagged traffic goes to that port, the
packet inherits the VLAN Identifier (VID) of the port.
Priority
The IEEE 802.1D (1998 Edition) specification incorporates IEEE 802. 1p
and defines information in the frame tag to indicate a priority level.
When these tagged packets are sent out on the network, the higher
priority packets are transferred first. Priority packet tagging (also known
as Traffic Class Expediting) is usually set on the LAN adapter in a PC
and works with other elements of the network (switches, routers) to
deliver priority packets firs t. The priority level can rang e from 0 (low) to
7 (high).
The 530T switch can read the priority tags and forward traffic on a perport basis. The switch uses two priority queues per port and routes traffic
to a queue depending on the packet’s tag. For example, when a packet
comes into the switch with a high priority tag, the switch routes the
packet to its high-priority queue.
Even though there are eight priority levels, the 530T switch can route a
packet into only one of the two queues. The switch maps levels 0-3 to the
low queue (the default) and levels 4-7 to the high queue. If a packet is
untagged, the switch determines the best way to send the packet.
Express 530T
7
HIGH
6
5
4
Incoming
packet
Transmit
queue
for the
port
3
2
1
LOW
0
Using the 530T
Network
15
C H A P T E R 2 Intel® Express 530T Switch Users Guide
Link Aggregation
Link aggregation allows you to combine from 2 to 8 (adjacent) ports so
that they function as a single high-speed link. For example, link
aggregation is useful when making connections between switches or to
connect servers to the switch.
Link aggregation, sometimes known as port trunking, can be used to
increase the bandwidth to some devices. Link aggregation can also
provide a redundant link for faul t tolerance. If one link in the agg regation
fails, the switch balances the traffic among the remaining links.
2 ports aggregated x 100Mbps = 200Mbps link
4 ports aggregated x 100Mbps = 400Mbps link
16
To aggregate ports, you must link an “anchor” port with an adjacent port.
The 530T switch supports up to four link aggregation groups (anchor
ports 1, 7, 15) This includes one link aggregation group for the two
module ports.
Guidelines
•The switch treats aggregated links as a single port. This includes
Spanning Tree and VLANs.
•All ports share the same settings as the anchor port. You can change
anchor port settings, but you cannot configure other ports in the link.
•When a port is configured as a member of an aggregated link, it
immediately adopts the characteristics of the anchor port. When a
port is no longer a member of an aggregated link, the characteristics
are reset to the default settings (autonegotiate speed/duplex, flow
control enabled).
•If a port is part of an aggregated link, it cannot be configured as the
target port for a port mirror. However, a port in an aggregated link
can serve as the source port for a port mirror.
•When a 530T is stacked with one or more 535T switches, you
cannot aggregate ports that belong to separate switches. The 530T
supports up to four link aggregatio n groups, and each 535T suppo rts
up to three.
C H A P T E R 2Using the Intel® Express 530T Switch
Virtual LANs
A Virtual LAN is a logical network grouping that allows you to isolate
network traffic so members of the VLAN receive traffic only from o ther
members. Creating a VLAN is the physical equivalent of moving a group
of devices to a separate switch (creating a Layer 2 broadcast domain).
The advantage of VLANs is that you can reduce broadcast traffic for the
entire switch and increase security, withou t chan ging the wiring of y our
network.
The Express 530T switch supports two types of VLANs:
•Port-based
•IEEE 802.1Q (tag) -based
Port-based VLANs
This is the simplest and most common form of VLAN. In a port-based
VLAN, the system administrator assigns the switch’s ports to a specific
VLAN. For example, the system administrator can designate ports 2, 4,
6, and 9 as part of the engineering VLA N and ports 17, 1 9, 21, and 22 as
part of the marketing VLAN. The advantage of port-based VLANs is that
they are easy to configure and all changes happen at the switch so they
are transparent to the users. The 530T supports a maximum of 24 portbased VLANs. A port can belong to only one VLAN at a time.
Matrix
Intel® Express 530T Switch
Module A
Switch
Status Sw1 Sw2 Sw3
StatusPort 1
Module
(Gigabit)
Status
Local
Console: 9600-8-N-1
Management
FlowCtrl=None
(EIA 232)
135 79
Port 2
Link/
Link/
Act
Act
Link\Activity
Link = Solid Green
Activity = Blinking Green
123456789101112131415161718192021
246 8
10 12 14 16 18 20 22
13 15 17 19 21
11
Using the 530T
22
These devices
are members
of VLAN 1
VLAN 1:
Engineering
These devices
are members
of VLAN 2
VLAN 2:
Marketing
If a user changes location, the system administra tor reassigns the port to
the new VLAN. Another advantage is if a hub is connected to a port that
is part of a VLAN, all devices connected to the hub are also part of the
VLAN. The disadvantage is that there is no way to exclude an individual
device on that hub from becoming part of the VLAN.
When a 530T switch is stacked with one or more 535T switches, ports
from any of the switches can be members of a port-based VLAN.
17
C H A P T E R 2 Intel® Express 530T Switch Users Guide
NOTE
When a 530T is stacked with
one or more 535T switches,
ports from any/all of the
switches can be members of
each VLAN.
IEEE 802.1Q (tag)-based VLANs
The second type of V LAN supp orted b y th e 530T switch is base d on the
IEEE 802.1Q specification. Th e specification provides a uniform way for
creating VLANs within a network and allows the creation of a VLAN
that can also span across the network. Until recently, VLAN
implementation was vendor specific so it was not possible to create a
VLAN across devices from di fferent vendors.
The 802.1Q VLAN works by using a tag added to the Ethernet frames.
The tag contains a VLAN Identifier (VID) that identifies the frame as
belonging to a specific VLAN. These tags allow switches that support the
802.1Q specification to segregate traffic between devices and
communicate a device’s VLAN association across switches.
Matrix
Intel® Express 530T Switch
Intel® Express 535T Switch
Module A
Switch
Status Sw1 Sw2 Sw3
StatusPort 1
Local
(EIA 232)
Status Link
Link\Activity
Link = Solid Green
Activity = Blinking Green
Console: 9600-8-N-1
Port 2
(Gigabit)
Link/
Link/
Act
Act
FlowCtrl=None
Link\Activity
Link = Solid Green
Activity = Blinking Green
Module A
Port 1 Port 2
10/100Base-T Module
Port 1 Port 2
Module A
Module
Status
Management
Stacking
Switch
Module
Status
10 12 14 16 18 20 22
246 8
135 79
123456789101112131415161718192021
246 8
135 79
123456789101112131415161718192021
13 15 17 19 21
11
10 12 14 16 18 20 22
13 15 17 19 21
11
530T
22
535T
22
VLAN 1:
Engineering
VLAN 1 computers
can't see VLAN 2
computers
VLAN 2:
Manufacturing
Server and printer
are members of both
VLANs
There are multiple advantages to implementing 802.1Q VLANs. First, it
helps to contain broadcast and multicast traffic across the switch thus
improving performance. Second, ports can belong to more than one
VLAN. Third, VLANs can span multiple switches that support the
802.1Q specification. Finally, it can provide security and improve
performance by logically isolating users and grouping them together.
The 530T switch supports up to 2047 tag-based VLANs.
A logical grouping can be mapped to a work g roup. For example, you can
create a VLAN that groups all the users from the engineering department
into one VLAN. A benefit of this logical grouping is that it can improve
performance by cutting down traffic that belongs to a different logical
group (for example, mark eting), improv e security (engineer ing can’t see
marketing), and ease moves since the user doesn’t have to be physically
located in the same group to participate in the VLAN.
When a 530T switch is stacked with one or more 535T switches, ports
from any/all of the switches can be members of a tag-based VLAN.
18
C H A P T E R 2Using the Intel® Express 530T Switch
On the 530T switch, overlapping VLANs can be supported through the
use of 802.1Q-capable devices. However, for non-802.1Q-capable
devices, overlapping VLANs can be supported by implementing an
asymmetric VLAN on the switch (see references below for more
information). An asymmetric VLAN is a type of 802.1Q configuration
where endstations send traffic on one VLAN and receive traffic on
another VLAN. The 530T switch can support asymmetric VLANs.
To learn more about asymmetric VLANs, see
http://support.intel.com/support or refer to IEEE 802.1Q Specification
Annex B.1.3.
Spanning Tree and VLANs
The 530T supports the Spanning Tree Protocol across the entire switch
(or stack of switches), not per VLAN. If a lo op occurs in a VLAN the port
is disabled and all VLAN traffic over that port is blocked.
A good example of this can be seen below. Both Switch 1 and Switch 2
have two port-based VLANs configured. Crossover cables connect the
ENG_VLAN on Switch 1 to ENG_VLAN on and Switch 2. Crossover
cables also connect the MRKT_VLAN on Switch 1 to the
MRKT_VLAN on Switch 2. When Spanning Tree is enabled, the
redundant link between the MRKT_VLANs is blocked and th ose
VLANs can no longer communicate.
When the switch is running 802.1Q VLANs, Spanning Tree is required
for GARP VLAN Registration Protocol (GVRP) to work properly.
Matrix
Switch
StatusSw1 Sw2 Sw3
Intel® Express 530T Switch
Module
Status
Local
Management
(EIA 232)
Switch 1
Crossover connecting
ENG_VLANs
Switch 2
Module A
(Gigabit)
Console: 9600-8-N-1
FlowCtrl=None
StatusPort 1
Port 2
Link/
Link/
Act
Act
Link\Activity
Link = Solid Green
Activity = Blinking Green
Intel® Express 460T Standalone Switch
MDI
12345678
MDI-X
ENG_VLAN
ports 1-8
10 12 14 16 18 20 22
246 8
135 79
123456789101112131415161718192021
13 15 17 19 21
11
Module A
Port 1 Port 2
Link\Act\Coll
Link\Act\Coll
Status
910111213141516 1718192021222324
22
MKT_VLAN
ports 15-22
Spanning Tree disables
the redundant crossover,
breaking the connection
between the MKT_VLANs.
Status
Left
Link = Solid Green
Activity = Blinking Green
Collision = Blinking Orange
Right
10Mbps = Solid Orange
100Mbps = Off
Using the 530T
ENG_VLAN
ports 1-8
MKT_VLAN
ports 17-24
19
C H A P T E R 2 Intel® Express 530T Switch Users Guide
NOTE
The 530T supports a
maximum of 24 IGMP
sessions, with a maximum of
32 multicast groups per
session. These parameters are
the same whether the 530T is
standalone or in a stack.
GARP VLAN Registration Protocol
(GVRP)
Since IEEE 802.1Q VLANs can span networks, it poses a challenge for
network administrators to manage changes to the VLAN. The GARP
(Generic Attribute Registration Protocol) VLAN Registration Protocol
(GVRP) provides a dynamic mechanism for switches to share topology
information and manage changes with other switches. This alleviates the
network administrator from manually propag ating VLAN configur ation
information across switches.
GARP is defined by the IEEE 802.1D (1998 Edition) specification and
is the mechanism used by switches and end nodes to propagate VLAN
configurations across the network domain. GVRP uses GARP as a
foundation to propagate VLAN configurations to other switches.
Devices that support GVRP transmit their updates to a known multicast
address that all GVRP-capable devices monitor for infor mation u pdates.
Sending GVRP messages between switches accomplishes these tasks:
•Dynamically adds or removes a port from participating in a VLAN
•Sends updates about the switch’s own VLAN configuration to
neighboring GVRP-capable devices
•Integrates dynamic and static VLAN configurations within the same
switch. Static VLAN configurations are created by the user on the
switch for devices that don’t support GVRP
Dynamically created VLANs are not saved in the switch’s memory.
When the device that is sending out the GVRP updates is disabled or
rebooted the dynamic VLAN is removed.
20
Internet Group Multicast Protocol
Under normal circumstances, multicast traffic is bro adcast by the switch
to all ports. For multicast traffic based on the IGMP (Internet Group
Multicast Protocol), the switch can optimize the broadcasting of
multicast traffic by forwarding multicast traffic to only the ports that
require it.
IGMP snooping is a feature that allows the switch to forward multicast
traffic intelligently. The switch “snoops” the IGMP query and report
messages and forwards traffic to on ly the ports th at request the multicast
traffic. This prevents the switch from broadcasting the traffic to all ports
and possibly affecting network performance.
IGMP requires a router that records the presence of multicast group s on
its subnets and keeps track of group membership. It is important to
remember that multicasting is not connection oriented, so data is
delivered to the requesting hosts on a best-effort level of service.
Using Intel® Device
3
View 2.1
Overview
Intel Device View allows you to manage the Intel® Express 530T Switch
and other supported Intel networking devices on your network.
Intel Device View provides these features:
•The ability to configure new network devices
•Graphical device manager for Intel switches, hubs, and routers
•Autodiscovery, which finds supported Intel devices on the network
•The Device Tree, which shows all the supported devices detected on
your network
•Remote Network Monitoring (RMON)
•Web or Windows* platform
•Plug-in to HP OpenView*, IBM Tivoli NetView*, and Intel
LANDesk
•Other useful tools such as a TFTP server
®
Network Manager
C H A P T E R 3 Intel® Express 530T Switch Users Guide
Installing Intel Device View
Before you install Intel Device View, make sure your PC meets the
system requirements in the Intel Device View User Guide, which is
included on the Intel Device View CD-ROM.
To install Intel Device View
1 Insert the Intel Device View CD-R OM in your computer’s CD-ROM
drive. The Intel De vice V i ew ins tallation screen appears. If it doesn’t
appear, run autoplay.exe from the CD-ROM.
22
2 Ch oose the version of Intel Device View you want to install.
•Click Install for Windows to install Intel Device View for use
on this PC only.
•Click Install for Web to install Intel Device View on a Web
server. You will be able to access the Device View server from
any PC on your network with Internet Explorer* 4.0x or later.
•Click Install as Plug-in to install Intel network device support
for HP OpenView, IBM Tivoli NetView, or Intel LANDesk
Network Manager. This option is not available if you don’t have
OpenView, Net View, or LANDesk Network Manager installed
on the PC.
3 Follow the on-screen instructions in the installation program.
C H A P T E R 3Intel® Device View 2.1
NOTE
These are the requirements if
you want to use the Web
version of Device View:
Web browser
Internet Explorer 4.0 or
newer
Web server
Internet Information Server
(IIS) 2.0 or newer
Peer Web Services*
Netscape Enterprise* Web
server 3.01 or later.
Starting Intel Device View
Install either the Windows or Web version of Intel Device View.
Windows version
From your desktop, click Start and then point to Programs > Intel Device
View > Intel Device View - Windows. Intel Device View’s main scr ee n
appears.
Web version
•From your desktop, click Start and then point to Programs > Intel
Device View > Intel Device View - Web. Intel Device View’s main
screen appears.
•To view In tel Device View from another PC on your network, type
the following URL. In the example shown below, the URL is entered
into the Address field for Internet Explorer.
http://servername/devview/main.htm
where servername is the IP address or name of the server where
Intel Device View is installed.
Intel Device View’s main screen appears.
Device View 2.1
23
C H A P T E R 3 Intel® Express 530T Switch Users Guide
NOTE
The 530T sends BootP
requests for several minutes;
after that time, if no IP has
been entered, the switch stops
sending the request and
continues to boot.
In a stack of switches, only one
MAC address (the control
switch’s MAC address) is
discovered.
Installing a New Device
After you’ve installed a new switch on your network, you can use Intel
Device View’s Device Install Wizard to configure it for management.
To install and configure a new switch for
management
1 Start Intel Device View. The Device Install Wizard appears. If it
doesn’t appear, click Install from the Device menu or double-click
the appropriate MAC address in the Device Tree under Unconfigured Devices. (The MAC address is located on the rear of the
switch.)
2 On the Device Install Wizard - Start screen, click Next.
3 On the Device Install Wizard - MAC Address screen, click the MA C
address of the new switch and then click Next.
24
4 Follow the instructions in the wizard to assign an IP address and a
name to the switch (or stack of switches).
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