Cabling the Connectors 21
Cabling the LAN
Connectors
You can cable one or two Ethernet connectors using either 10BASE-T or
100BASE-TX cabling. If you have a boundary router, cable only the L1
connector.
For more information about Ethernet connectors and cables, see “LAN
Connector and Cables” on page 37.
Cabling the WAN
Connector
This section describes the WAN connector for each bridge/router model.
Model 43x and 53x ISDN S/T
Models 43x and 53x bridge/routers have an ISDN S/T connector.
100mb
Link
Fault
Active
L1
L1
L2
L2
LAN
10BASE-T or 100BASE-TX cables
ISDN S/T cable
*required for U.S.
and Canada only
(CSU/DSU)
B1
Link
Line
Act
Line
Error
Connect
Fault
WAN
B2
Network
termination
(NT1)/power
supply*
ISDN-U BRI
Wall outlet
S/T interface
U interface
HWBook Page 21 Friday, June 19, 1998 3:42 PM
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