Installation GREYHOUND Media Modules
Release 01 11/2014
15
1.4
Media module variants
You have the option of choosing various media to connect to the end devices
and other network components:
multimode F/O
singlemode F/O
twisted pair cable
The different interfaces of the media modules provide you with the following
functions:
Specific functions of the TP/TX interface
Auto Polarity Exchange
Autocrossing (device may be connected with a crossed-over or an un-
crossed cable)
Autonegotiation (selecting the operating mode: speed/duplex)
Link Control
Specific functions of the F/O interface
Link Down monitoring
Port assignment of the media module variants
Port
Port description
1, 3
2 × RJ45 socket
5, 7
2 × RJ45 socket
2, 4
2 × RJ45 socket
6, 8
2 × RJ45 socket
Table 5:
GRM20-TTTTTTTT
Port
Port description
1, 3
2 × SFP slot
5, 7
2 × SFP slot
2, 4
2 × SFP slot
6, 8
2 × SFP slot
Table 6:
GRM20-ZZZZZZZZ
2
4
6
8
1
3
5
7
1
3
5
7
2
4
6
8