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:

Command

Purpose

 

 

Router(config-ptp-clk)# tod

Configures ToD on 1588V2.

<slot>/<subslot> <Cisco/ntp/ubx/nmea>

 

 

 

Router(config-ptp-clk)# 1pps-out<1

Configures 1 PPS output parameters.

PPS offset in ns> <pulse width> <pulse

 

width unit>

 

 

 

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

 

 

[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.

 

 

 

 

Cisco ASR 901 Series Aggregation Services Router Software Configuration Guide

 

 

 

 

 

 

OL-23826-09

 

 

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Cisco Systems A9014CFD manual Configuring ToD on 1588V2 Slave, 22-47