Allied Telesis XEM-24T User Manual
![Allied Telesis](https://files.manualsbrain.com/attachments/462516a581cd41e34c63b2661e9146f39cdfc3ab/common/fit/150/50/5a51de7070975571f08ba1bcbc272fbf5b60d69f41f53dd15198063c6333/brand_logo.jpeg)
Expansion Modules
24
XEM-STK Stacking Ports
The XEM-STK dual-port stacking expansion module features:
■
two 15 Gbps full duplex stacking connections
■
LEDs showing port and stack member status
■
seven-segment stack ID display
■
recessed Select button to reset stack ID to 1
Front view XEM-STK
The following LEDs report operations and faults on the XEM-STK.
LED
State
Description
Port 1
Port 2
Green
A link has been established.
Amber slow
flashing
flashing
The link has a transmission fault.
Status
Green
The switch is the stack master.
Amber
The switch is a stack member.
Green
flashing
flashing
The switch is in the process of learning the stack
topology and selecting the stack master.
topology and selecting the stack master.
Off
The switch is not a stack member.
ID
1 to 8
Numeric ID of the stack member.
Off
The switch is not a stack member.
PORT 2
PORT 1
STACK
SELECT
STATUS
ID
XEM-STK
FAULT
NEGOTIATING
LINK
PORT
STAT
MEMBER
MASTER
XEM_IG.fm Page 24 Wednesday, May 30, 2012 9:24 AM