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Log Reference

AR500, AR510, and AR530 V200R007

This document supports all the logs of device, including the parameters, meaning, possible causes and solution.

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PIM/6/GRP_MASK_UNSUPPORTED:In VPN instance [vpn-instance-name], because the length of the mask of the group address [group-address]/[group-mask-length] is unsupported, the [message-type] message received from the interface [interface-name] was ignored. (FlCode=[STRING][ULONG])


The group address contained in a PIM message was ignored, because the mask length of the group address was not supported by PIM.


Parameter Name Parameter Meaning
[vpn-instance-name] Indicates the name of a VPN instance.
[group-address] Indicates the group address.
[group-mask-length] Indicates the mask length of group address.
[message-type] Indicates the message type. The value can be:
  • PIM Join/Prune message

  • PIM SM Assert message

  • PIM SM Register-Stop message

  • PIM SSM Assert message

[interface-name] Indicates the name of an interface.
FlCode Indicates the name of the source code file and the line number of this log message.

Possible Causes

The PIM-SM-enabled interface receives a PIM message, the mask length of the group address contained in which is not supported by PIM.


  • This log message is informational only, and no action is required.
Updated: 2019-05-29

Document ID: EDOC1000097294

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