# [DFWD_FILTER_AF_NOT_MATCH](https://apps.juniper.net/syslog-explorer/?msg=DFWD_FILTER_AF_NOT_MATCH)

## SYSLOG Details
- **Message**: filter address family doesn't match:attach_ipc_msg->ifa_af = <variable>address-family-type</variable> butfilter->fil.fsf_af = <variable>address-family-type1</variable>.
- **Help**: filter address families do not match
- **Description**: filter address families are consistent in the filter DB and current attach message
- **Type**: SNO: Should Not Occur
- **Severity**: error
- **Cause**: -
- **Action**: Contact your technical support representative.
- **Attributes**: address-family-type
address-family-type1
- **Facility**: LOG_DAEMON

## Found this message in the following releases:
- [Junos OS 24.2R1](https://apps.juniper.net/syslog-explorer/?msg=DFWD_FILTER_AF_NOT_MATCH&sw=Junos%20OS&rel=24.2R1)
- [Junos OS 23.4R1](https://apps.juniper.net/syslog-explorer/?msg=DFWD_FILTER_AF_NOT_MATCH&sw=Junos%20OS&rel=23.4R1)