# [COSD_L2TP_TCP_CONFIG_NULL](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_CONFIG_NULL)

## SYSLOG Details
- **Message**: Either scheduler map name or Traffic Control Profile nameis required for IFL <variable>logical-interface-index</variable> L2TP session <variable>session-id</variable>, config fails.
- **Help**: TCP configuration is NULL for L2TP session
- **Description**: The traffic-control-profile (TCP) is not configured for the Layer 2 Tunneling Protocol (L2TP) session. Either scheduler configuration or TCP configuration should be present for L2TP session
- **Type**: Error: An error occurred
- **Severity**: error
- **Cause**: TCP configuration is absent
- **Action**: Configure a scheduler or TCP configuration
- **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_TCP_CONFIG_NULL&sw=Junos%20OS&rel=26.2R1)
- [Junos OS 25.4R1](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_CONFIG_NULL&sw=Junos%20OS&rel=25.4R1)
- [Junos OS 25.2R2](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_CONFIG_NULL&sw=Junos%20OS&rel=25.2R2)
- [Junos OS 25.2R1](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_CONFIG_NULL&sw=Junos%20OS&rel=25.2R1)
- [Junos OS 24.4R2](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_CONFIG_NULL&sw=Junos%20OS&rel=24.4R2)
- [Junos OS 24.4R1](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_CONFIG_NULL&sw=Junos%20OS&rel=24.4R1)
- [Junos OS 24.2R2](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_CONFIG_NULL&sw=Junos%20OS&rel=24.2R2)
- [Junos OS 24.2R1](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_CONFIG_NULL&sw=Junos%20OS&rel=24.2R1)
- [Junos OS 23.4R2](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_CONFIG_NULL&sw=Junos%20OS&rel=23.4R2)
- [Junos OS 23.4R1](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_CONFIG_NULL&sw=Junos%20OS&rel=23.4R1)
- [Junos OS 23.2R2](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_CONFIG_NULL&sw=Junos%20OS&rel=23.2R2)
- [Junos OS 23.2R1](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_CONFIG_NULL&sw=Junos%20OS&rel=23.2R1)
- [Junos OS 22.4R3](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_CONFIG_NULL&sw=Junos%20OS&rel=22.4R3)
- [Junos OS 22.4R2](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_CONFIG_NULL&sw=Junos%20OS&rel=22.4R2)
- [Junos OS 22.4R1](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_CONFIG_NULL&sw=Junos%20OS&rel=22.4R1)
- [Junos OS 22.2R3](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_CONFIG_NULL&sw=Junos%20OS&rel=22.2R3)
- [Junos OS 22.2R2](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_CONFIG_NULL&sw=Junos%20OS&rel=22.2R2)
- [Junos OS 22.2R1](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_CONFIG_NULL&sw=Junos%20OS&rel=22.2R1)