Cisco Systems 1000 Series Manual De Usuario
11-10
Cisco ASR 1000 Series Aggregation Services Routers Software Configuration Guide
OL-16506-17
Chapter 11 Network Synchronization Support
Configuring Network Synchronization
Configuring Clock Recovery with a BITS Port as an Input-Source
This section describes how to configure clock recovery with a BITS port as an input-source.
SUMMARY STEPS
1.
configure terminal
2.
network-clock synchronization automatic
3.
network-clock synchronization ssm option option-id generation-id
4.
network-clock input-source priority {external slot/card/port}
5.
exit
DETAILED STEPS
Command
Purpose
Step 1
enable
Example:
Router# enable
Enables the privileged EXEC mode.
Enter your password if prompted.
Step 2
configure terminal
Example:
Router# configure terminal
Enters the global configuration mode.
Step 3
network-clock synchronization automatic
Example:
Router(config)# network-clock
synchronization automatic
Enables the network clock selection algorithm. This
command disables the Cisco-specific network clock
process, and turns on the G.781-based automatic clock
selection process.
command disables the Cisco-specific network clock
process, and turns on the G.781-based automatic clock
selection process.
Step 4
network-clock synchronization ssm
option {1 | 2 {GEN1 | GEN2}}
Example:
Router(config)# network-clock
synchronization ssm option 2 GEN1
Configures the equipment to work in the
synchronization network. The option_id value 1 refers
to synchronization network design for Europe. This is
the default value. The option_id value 2 refers to the
synchronization network design for the U.S.
synchronization network. The option_id value 1 refers
to synchronization network design for Europe. This is
the default value. The option_id value 2 refers to the
synchronization network design for the U.S.