H3C Technologies H3C S6300 Series Switches - Manual (Page 75)

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If the PTP standard is IEEE 1588 Version 2, the interval is the announce message sending interval ×
multiple-value. If the PTP standard is IEEE 802.1AS, the interval is the announce message sending interval
for the master node × multiple-value.
To specify the number of announcement intervals before the receiving node stops receiving announce
messages:
Step Command Remarks
1. Enter system view. system-view N/A
2. Enter Layer 2 Ethernet
interface view.
interface interface-type
interface-number
N/A
3. Specify the number of
announcement intervals
before the receiving node
stops receiving announce
messages.
ptp announce-timeout
multiple-value
The default is 3.
Configuring the interval for sending Pdelay_Req messages
Step Command Remarks
1. Enter system view. system-view N/A
2. Enter Layer 2 Ethernet
interface view. interface interface-type
interface-number
N/A
3. Configure the interval for
sending Pdelay_Req
messages.
ptp pdelay-req-interval value
Optional.
The default is 1s (2
0 s).
Configuring the interval for sending Sync messages
Step Command Remarks
1. Enter system view. system-view N/A
2. Enter Layer 2 Ethernet
interface view.
interface interface-type
interface-number
N/A
3. Configure the interval for
sending Sync messages.
ptp syn-interval value
By default:
• The interval is 2 0 seconds if the
PTP standard is IEEE 1588
Version 2.
• The interval is 2 3 seconds if the
PTP standard is IEEE 802.1AS.