Allied Telesis XEM-STK 설치 매뉴얼 - 페이지 8
{카테고리_이름} Allied Telesis XEM-STK에 대한 설치 매뉴얼을 온라인으로 검색하거나 PDF를 다운로드하세요. Allied Telesis XEM-STK 17 페이지. X900 series switch and switchblade x908 expansion module
XEM-12S 100/1000BASE-X SFP Ports
The XEM-12S 12-port 100/1000BASE-X expansion module features:
■
two rows of 6 SFP ports
■
LEDs showing port status
■
32MBytes of DDR SDRAM for packet buffering
■
support for hot-swappable SFP transceiver modules
■
NEBS compliant
Front view XEM-12S
The following LEDs report operations and faults on the XEM-12S.
LED
State
SFP
Green
Green flashing
Amber
Amber flashing
Off
Description
An SFP transceiver is installed and a link has
been established.
An SFP transceiver is installed and link
activity is occurring.
An SFP transceiver is installed but a link has
not been established.
An SFP is installed but there is a fault.
An SFP is not installed.
Installation Guide
7