Allied Telesis AT-AR020 PRI E1/T1 Hardware Reference Manual page 39

Hardware Reference
C613-03023-00 REV J
Figure 25: Pin wiring diagram for a standard RJ-45 terminal cable
RJ45
(to switch or router)
←
(RXD) 5
→
(TXD) 6
←
(CTS) 7
→
8
(RTS)
→
(GND) 4
←
(DTR) 3
←
(DCD) 2
←
(RING) 1
Notes:
(1) Other pins are not connected.
→ Output from switch or router; ← Input to switch or router.
(2)
(3) Cable version 1.0.
Figure 26: Pin wiring diagram for a standard modem cable
RJ45
(to switch or router)
→
(TXD) 6
←
(RXD) 5
→
(RTS) 8
←
(CTS) 7
←
(GND) 4
→
(DCD) 2
←
(DTR) 3
←
(RING) 1
Notes:
(1) Other pins are not connected.
→ Output from switch or router; ← Input to switch or router.
(2)
(3) Cable version 1.0.
DB25 Female
(to terminal)
1
Not connected
2
3
4
5
6 Not connected
7
8
20
22
TERMINAL
DB25 Male
(to modem)
1 Not connected
2
3
4
5
6
Not connected
7
8
20
22
MODEM
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