Cisco Catalyst 2000 - Page 287

266 Cisco LAN Switching Configuration Handbook
Table A-2 RJ-45 Connector Pinouts Based on Media Type
RJ-45
Pin
Router
Console
(DTE)
Ethernet UTP
Toke n
Ring
UTP
ISDN
BRIS/
TTE
ISDN
BRIU
CT1/PRI
CSU CE1/PRI
56/64 kbps
DSU/CSU* T1/E1
*
10/100 1000
1 RTS TX+ TP0+ GND – – Rcv Ring TX Tip TX Ring RX
2 DTR TX– TP0– GND – – Rcv Tip TX Ring TX Tip RX
3 TxD RX+ TP1+ TX+ TX+ – – TX Shld – –
4 GND – TP2+ RX+ RX+ Tip or
Ring
Ring RX Tip – TX
5 GND – TP2– RX– RX– Tip or
Ring
Tip RX Ring – TX
6 RxD RX– TP1– TX– TX– – – RX Shld – –
7 DSR – TP3+ GND – – – – RX Tip –
8CTS–TP3––––– – RX Ring
*An RJ-48 connector is actually used in these applications.