Cisco UBR7246VXR Kurulum Kılavuzu - Sayfa 22

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Cisco UBR7246VXR Kurulum Kılavuzu

Connecting a Clock Card Interface Cable

Connecting a Clock Card Interface Cable
You can use up to two DB-15 T1 connections on the clock card. They are available from Cisco Systems
and outside commercial cable vendors.
To connect DB-15 T1 cables to the clock card, follow these steps:
Attach the DB-15 T1 cable directly to either the primary or secondary DB-15 interface port on the clock
Step 1
card. (See
When attaching the cable receptacle on the clock card, use the cable-management bracket that shipped
Note
with your router for extra strain relief.
Figure 3-2
Step 2
Attach the network end of your DB-15 T1 cable to your CSU/DSU, DTE, or other external equipment.
Step 3
Repeat Steps 1 and 2 for the other DB-15 T1 interface.
This completes the procedure for attaching a DB-15 T1 cable to the clock card. Proceed to
"Configuring the Clock Card."
Cisco Cable Clock Card Hardware Installation Guide for the Cisco uBR7246VXR Universal Broadband Router
3-6
Figure
3-2.)
Connecting a Clock Card Cable—Front View
PRI
ENABLE
HOLDOVER
Chapter 3
SEC
LOS
ACTIVE
FREERUN
FAULT
DB-15 T1 cable
To external
clock source
Removing and Installing the Clock Card
uBR - CLK-T1
Chapter 4,
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