Installation guide

Appendix B: Technical Specifications
E4G Series Routers Hardware Installation Guide
128
Table 22 shows the pinouts for the RJ-45 console port connector on the E4G-200 Series Cell Site Router.
Table 23 shows the pinouts for an RJ-45-to-DB-9 adapter.
Table 24 shows the pinouts for a T1/E1 crossover cable. This cable is used for connecting the ports on
the E4G-200 Series T1/E1 module.
Table 22: RJ-45 Console Port on the E4G-200 Seires Router
Function Pin Number Direction
CTS (clear to send) 1 In
DTR (data carrier detect) 2 Out
TXD (transmit data) 3 Out
GND (ground) 4 —
GND (ground) 5 —
RXD (receive data) 6 In
DSR (data set ready) 7 In
RTS (request to send) 8 Out
Table 23: Pinouts for an RJ-45 to DB-9 Adapter
Signal RJ-45 Pin DB-9 Pin
CTS (clear to send) 1 8
DTR (data carrier detect) 2 6
TXD (transmit data) 3 2
GND (ground) 4 5
GND (ground) 5 5
RXD (receive data) 6 3
DSR (data set ready) 7 4
RTS (request to send) 8 7
Table 24: Pinouts for a T1/E1 RJ-48C Crossover Cable
RJ-48C
Connector Pin Description
RJ-48C
Connector Pin
1 RX_RING to TX_RING 4
2 RX_TIP to TX_TIP 5
36
4 TX_RING to RX_RING 1
5 TX_TIP to RX_RING 2
63
7— —
8— —