Removing specific attribute in Accounting proxy packet

[Nimesha Balasuriya]

Dear Team,

I am trying to remove specific attribute "Framed-Interface-Id" from proxy
accounting packet which do not need for the destination radius server.

I put entry in attr_filter in mods_config as follows.

*Framed-Interface-Id !* ANY*

This is not working and the attribute is not removing still it is receiving.

Kindly help me to solve this

Regards,
Nimesha