174
A
PPENDIX
D: C
ONNECTORS
AND
C
ABLES
RJ-48 T1 Cable
To connect a model 46x or model 56x bridge/router to a T1 or fractional
T1 line, use a cable with an RJ-48 connector. 3Com does not supply this
cable.
Figure 27 shows the pin assignments of the cable with both ends
terminated in RJ-48 connectors.
Figure 28
RJ-48 T1 Cable
Serial Connectors
and Flex-WAN
Cables
The serial connectors on the bridge/router can be connected to DTE and
DCE devices with the following interfaces:
■
RS-232
■
V.35
■
X.21
■
RS-449
■
RS-530 (DCE only)
RJ-48S male (shielded)
To WAN port
To wall outlet
1 2 3 4 5
7 8
6
RJ-48S male (shielded)
1 2 3 4 5
7 8
6
Name Abbr. Pin
Pin Abbr. Name
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
R1
T1
NC
R
T
NC
NC
NC
R1
T1
NC
R
T
NC
NC
NC
Receive ring from network
Receive tip from network
Not connected
Transmit ring to network
Transmit tip to network
Not connected
Not connected
Not connected
Receive ring from network
Receive tip from network
Not connected
Transmit ring to network
Transmit tip to network
Not connected
Not connected
Not connected
Summary of Contents for NETBuilder SI
Page 6: ......
Page 22: ...22 CHAPTER 1 FEATURES AND SPECIFICATIONS...
Page 28: ...28 CHAPTER 2 USING THE BRIDGE ROUTER IN YOUR NETWORK...
Page 40: ...40 CHAPTER 3 INSTALLING THE HARDWARE...
Page 52: ...52 CHAPTER 4 INSTALLING OR REMOVING AN INTERFACE MODULE...
Page 78: ...78 CHAPTER 6 BASIC CONFIGURATION OF PORTS AND PATHS...
Page 100: ...100 CHAPTER 7 ADVANCED CONFIGURATION OF PORTS AND PATHS...
Page 120: ...120 CHAPTER 9 CUSTOMIZING YOUR SOFTWARE...
Page 150: ...150 APPENDIX A TROUBLESHOOTING...
Page 162: ...162 APPENDIX C SYNTAX CONVENTIONS...
Page 196: ...196 APPENDIX E PROVISIONING YOUR ISDN LINE...
Page 202: ......
Page 210: ...210 INDEX...
Page 212: ......