MP1800-3
Router
Installation
Manual
Page
57
of
57
RM2-1E1 & RM2-1CE1 Using
RJ45-RJ45 Crossing Twisted-pair
When using E1 card RJ45 interface, use RJ45-RJ45 crossing twisted-pair.
E1 and CE1 using RJ45-RJ45 crossing twisted-pair:
RJ45
Signal
Direction
RJ45
1
RX+
<—
4
2
RX-
<—
5
3
---
---
7
6
---
---
8
4
TX+
—>
1
5
TX-
—>
2
7
---
---
3
8 ---
---
6