# [COSD_L2TP_IFL_NOT_FOUND](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_IFL_NOT_FOUND)

## SYSLOG Details
- **Message**: IFL <variable>logical-interface-index</variable> does not exist, L2TP session <variable>session-id</variable> CoS config failed
- **Help**: IFL is not found to apply L2TP configuration
- **Description**: The class-of-service (CoS) process (cosd) did not apply CoS settings to the indicated Layer 2 Tunneling Protocol (L2TP) session on the indicated interface, because the indicated logical-interface(IFL) is not found
- **Type**: Error: An error occurred
- **Severity**: error
- **Cause**: -
- **Action**: Contact your technical support representative.
- **Attributes**: logical-interface-index
session-id
- **Facility**: LOG_DAEMON

## Found this message in the following releases:
- [Junos OS 26.2R1](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_IFL_NOT_FOUND&sw=Junos%20OS&rel=26.2R1)
- [Junos OS 25.4R1](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_IFL_NOT_FOUND&sw=Junos%20OS&rel=25.4R1)
- [Junos OS 25.2R2](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_IFL_NOT_FOUND&sw=Junos%20OS&rel=25.2R2)
- [Junos OS 25.2R1](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_IFL_NOT_FOUND&sw=Junos%20OS&rel=25.2R1)
- [Junos OS 24.4R2](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_IFL_NOT_FOUND&sw=Junos%20OS&rel=24.4R2)
- [Junos OS 24.4R1](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_IFL_NOT_FOUND&sw=Junos%20OS&rel=24.4R1)
- [Junos OS 24.2R2](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_IFL_NOT_FOUND&sw=Junos%20OS&rel=24.2R2)
- [Junos OS 24.2R1](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_IFL_NOT_FOUND&sw=Junos%20OS&rel=24.2R1)
- [Junos OS 23.4R2](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_IFL_NOT_FOUND&sw=Junos%20OS&rel=23.4R2)
- [Junos OS 23.4R1](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_IFL_NOT_FOUND&sw=Junos%20OS&rel=23.4R1)
- [Junos OS 23.2R2](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_IFL_NOT_FOUND&sw=Junos%20OS&rel=23.2R2)
- [Junos OS 23.2R1](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_IFL_NOT_FOUND&sw=Junos%20OS&rel=23.2R1)
- [Junos OS 22.4R3](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_IFL_NOT_FOUND&sw=Junos%20OS&rel=22.4R3)
- [Junos OS 22.4R2](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_IFL_NOT_FOUND&sw=Junos%20OS&rel=22.4R2)
- [Junos OS 22.4R1](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_IFL_NOT_FOUND&sw=Junos%20OS&rel=22.4R1)
- [Junos OS 22.2R3](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_IFL_NOT_FOUND&sw=Junos%20OS&rel=22.2R3)
- [Junos OS 22.2R2](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_IFL_NOT_FOUND&sw=Junos%20OS&rel=22.2R2)
- [Junos OS 22.2R1](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_IFL_NOT_FOUND&sw=Junos%20OS&rel=22.2R1)