3com MSR 20-20 사용자 설명서
MIM-1GEF/MIM-2GEF Module
71
Figure 69 Ethernet cable
For the pinouts of Ethernet cables, see Low-End and Mid-Range Series Routers
Cable Manual.
Cable Manual.
Connecting the Interface
Cable
To connect a PC or another router, use a crossover cable; to connect a LAN Switch
or HUB, use a straight-through cable.
or HUB, use a straight-through cable.
Step 1: Connect one end of the cable to the Ethernet port and the other end to
the peer device;
the peer device;
Step 2: Check the status of LINK LED on the 1GBE panel: ON means the link is
connected and OFF means the link is not connected. In the latter case, check the
line.
connected and OFF means the link is not connected. In the latter case, check the
line.
MIM-1GEF/MIM-2GEF
Module
Module
Introduction
MIM-1GEF/MIM-2GEF is short for 1/2-port 1000Base-SX/1000Base-LX GE fiber
interface module, where GE is short for Gigabit Ethernet and F for fiber, indicating
optical fiber interface. MIM-1GEF/MIM-2GEF is used for the communication
between router and LAN.
interface module, where GE is short for Gigabit Ethernet and F for fiber, indicating
optical fiber interface. MIM-1GEF/MIM-2GEF is used for the communication
between router and LAN.
MIM-1GEF/MIM-2GEF supports:
■
Five types of 1000Base-LX/1000Base-SX SFP removable modules: multi-mode
short-haul (850 nm), single mode medium-haul (1310 nm), single mode
long-haul (1310 nm), single mode long-haul (1550 nm), and single mode
ultra-long haul (1550 nm)
short-haul (850 nm), single mode medium-haul (1310 nm), single mode
long-haul (1310 nm), single mode long-haul (1550 nm), and single mode
ultra-long haul (1550 nm)
■
1000 Mbps interface rate
■
Full duplex
Interface Attributes
The interface attributes of MIM-1GEF/MIM-2GEF are given in the following table:
Table 41 Interface attributes of MIM-1GEF/MIM-2GEF
Attribute
Description
MIM-1GEF
MIM-2GEF
Number of
interfaces
interfaces
1
2
Connector
SFP/LC
Interface
standard
standard
802.3, 802.3u, 802.3ab