CentreCOM 3600 Series Hub/Repeaters
49
UTP MAU-to-MAU,
Hub-to-Hub Wiring
10BASE-T MAU-to-MAU or hub-to-hub wiring generally requires a
crossover cable located somewhere along the UTP cable run. This may
commonly occur at the punch-down block or between the RJ45 wall
receptacle and the workstation. See Figure 49.
Figure 49:
Hub-to-Hub or
MAU-to-MAU
Wiring
Not Used
RD-
Not Used
Not Used
RD+
TD-
TD+
Not Used
Not Used
RD-
Not Used
Not Used
RD+
TD-
TD+
Not Used
RJ 45 Pin
RJ 45 Pin
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
Pair twisted as per level 3, 4 or 5 cable
1
1
1
