Allied Telesis, Inc. reserves the right to change specifications and other
information in this document without prior written notice. The information
provided herein is subject to change without notice. In no event shall Allied
Telesis, Inc. be liable for any incidental, special, indirect, or consequential
damages whatsoever, including but not limited to lost profits, arising out of or
related to this manual or the information contained her ein, e v en if Allied Telesis,
Inc. has been advised of, known, or should have known, the possibility of such
damages.
Allied Telesis, AlliedWare, AlliedWare Plus, and SwitchBlade are trademarks or
registered trademarks in the United States and elsewhere of Allied Telesis, Inc.
Adobe, Acrobat, and Reader are either registered trademarks or tradem arks o f
Adobe Systems Incorporated in the United States and/or other countries.
Microsoft and Visio are either register ed trademarks or trademarks of Micr osoft
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names and products mentioned herein may be trademarks of their respective
companies.
2
Installation Guide
Contents
About this Guide .............................................................................................................. 4
Compatible Switches and Operating Systems ........................................................... 4
Obtaining Documentation and Resources ............................................................... 21
3
Expansion Modules
About this Guide
Optional expansion modules (XEMs) enable economical combinations of port
type, speed and density in a single switch. Front bays in the switch allow quick
and easy installation.
This Installation Guide describes how to install the following XEMs:
■ XEM-1XP, a single XFP port for high-speed fibre connections
■ XEM-2XP, a dual 10 GbE XFP port expansion module for high-speed fibre
connections
■ XEM-12S, 12 SFP ports for copper and fibre links
■ XEM-12T, 12 x 10/100/1000 Mbps RJ-45 ports for maximum port density
■ XEM-2XT, a dual 10 GbE RJ-45 port expansion module for high-speed
copper connections
■ XEM-STK, dual stacking ports for scalability and high availability
You can download the complete document set for x900 Series switches and
SwitchBlade® x908 from www.alliedtelesis.com/support/software. For more
information about the document set and other resources, see “Obtaining
Documentation and Resources” on page 21.
Compatible Switches and Operating Systems
XEMs can be installed in the following switches:
■ x900-12XT/S
■ x900-24XT
■ x900-24XT-N
■ x900-24XS
■ SwitchBlade x908
The AlliedWare Plus™ Operating System supports all XEMs. The AlliedWare®
Operating System supports all XEMs except the XEM-STK, the XEM-2XP and
the XEM-2XT.
4
Installation Guide
Compatible Pluggable Optical Modules
For the latest list of approved SFP and XFP transceiver modules, contact your
authorised Allied Telesis distributor or reseller. See the most current revision
available of the XEM datasheet (document number 617-000034) for further
information about which SFP or XFP transceiver modules are approved for use.
Package Contents
The following items are included with each XEM:
■this Installation Guide
■one warranty card
Contact your authorised Allied Telesis distributor or reseller if any items are
damaged or missing.
5
Expansion Modules
XFP
XFP
L/A
L/A
LINKACTENABLEDDISABLED
FAULT
XEM-1XP
XEM-1XP 10 Gigabit XFP Port
The XEM-1 XP single-port 10 Gigabit Ethernet expansion module features:
■ one XFP port
■ LEDs showing port status
■ support for hot-swappable XFP transceiver modules
Front view XEM-1 XP
The following LEDs report operations and faults on the XEM-1 XP.
LEDStateDescription
L/A
GreenAn XFP transceiver is installed and a 10 Gb
(Link Activity)
Green flashingAn XFP transceiver is installed and link
OffA link has not been established.
XFPGreenAn XFP transceiver is installed and enabled.
AmberAn XFP transceiver is installed but not
Amber flashing The installed XFP transceiver has a fault.
OffAn XFP transceiver is not installed.
6
link has been established.
activity is occurring.
operating or is disabled.
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