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Cisco ASR 901 Series Aggregation Services Router Software Configuration Guide
OL-23826-09
Chapter 22 Configuring Clocking
Configuring PTP for the Cisco ASR 901 Router
Configuring ToD on 1588V2 Slave
Use the following commands configure ToD on the 1588V2 slave:
This example shows the ToD configuration on the 1588V2 slave:
Router# config terminal
Router(config)# ptp clock ordinary domain 0
Router(config-ptp-clk)# tod 0/0 cisco
Router(config-ptp-clk)# 1pps-out 0 2250 ns
Router(config-ptp-clk)# clock-port SLAVE slave
Router(config-ptp-port)# transport ipv4 unicast interface Lo10 negotiation
Router(config-ptp-port)# clock source 1.1.1.1
Router(config-ptp-port)# end
Troubleshooting Tips
Use the following debug commands to troubleshoot the PTP configuration on the Cisco ASR 901 router:
Warning
We suggest you do not use these debug commands without TAC supervision.
Command Purpose
Router(config-ptp-clk)# tod
<
slot
>
/
<
subslot
> <
Cisco/ntp/ubx/nmea
>
Configures ToD on 1588V2.
Router(config-ptp-clk)# 1pps-out <
1
PPS offset in ns
> <
pulse width
> <
pulse
width unit
>
Configures 1 PPS output parameters.
Command Purpose
[no] debug platform ptp error
Enables debugging of internal errors.
The no form of the command disables debugging
internal errors.
[no] debug platform ptp event
Displays event messages.
The no form of the command disables displaying event
messages.
[no] debug platform ptp verbose
Displays verbose output.
The no form of the command disables displaying
verbose output.
[no] debug platform ptp all
Debugs for error, event and verbose.
The no form of the command disables all debugging.