Audio Visual Bridging Commands 1113
IEEE 802.1AS propagates time information from master clocks and
synchronizes internally with the clock in support of delivering streams to the
destination device with the same relative timing as sampled at the source.
While disabled, IEEE 802.1AS configuration is retained and can be changed,
but is not operationally active.
Command History
Introduced in version 6.2.0.1 firmware.
Example
This example configures a switch as grand master capable.
console(config)#dot1as priority 1 255
console(config)#show dot1as summary
802.1AS Global Admin Mode...................... Enabled
Grandmaster Capable............................ Yes
Best Clock Identity............................ 00:1E:C9:FF:FE:DE:B1:37
Best Clock Priority1........................... 255
Best Clock Priority2........................... 248
Steps to Best Clock............................ 0
Local Clock Identity........................... 00:1E:C9:FF:FE:DE:B1:37
Local Clock Priority1.......................... 255
Local Clock Priority2.......................... 248
Grandmaster Change Count....................... 0
Last Grandmaster Change Timestamp.............. 0
dot1as interval announce
Use this command to configure the initial log announcement interval for an
interface. Use the no form of the command to return the announcement
interval to the default.
Syntax
dot1as interval announce int-val
no dot1as interval announce
• int-val—The initial log announcement interval in log base 2 format. The
range is –5 to 5.
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