# [COSD_L2TP_TCP_DUPLICATE_CONFIG](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_DUPLICATE_CONFIG)

## SYSLOG Details
- **Message**: Traffic Control Profile for IFL <variable>logical-interface-index</variable> L2TP session <variable>session-id</variable> already exists, CoS config failed
- **Help**: TCP config for L2TP session is already configured
- **Description**: The traffic-control-profile (TCP) is already configured for the Layer 2 Tunneling Protocol (L2TP) session. Hence configuring the same TCP to the same L2TP session becomes a duplicate configuration
- **Type**: Error: An error occurred
- **Severity**: error
- **Cause**: Duplicate TCP configuration
- **Action**: Remove the duplicate 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_DUPLICATE_CONFIG&sw=Junos%20OS&rel=26.2R1)
- [Junos OS 25.4R1](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_DUPLICATE_CONFIG&sw=Junos%20OS&rel=25.4R1)
- [Junos OS 25.2R2](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_DUPLICATE_CONFIG&sw=Junos%20OS&rel=25.2R2)
- [Junos OS 25.2R1](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_DUPLICATE_CONFIG&sw=Junos%20OS&rel=25.2R1)
- [Junos OS 24.4R2](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_DUPLICATE_CONFIG&sw=Junos%20OS&rel=24.4R2)
- [Junos OS 24.4R1](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_DUPLICATE_CONFIG&sw=Junos%20OS&rel=24.4R1)
- [Junos OS 24.2R2](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_DUPLICATE_CONFIG&sw=Junos%20OS&rel=24.2R2)
- [Junos OS 24.2R1](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_DUPLICATE_CONFIG&sw=Junos%20OS&rel=24.2R1)
- [Junos OS 23.4R2](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_DUPLICATE_CONFIG&sw=Junos%20OS&rel=23.4R2)
- [Junos OS 23.4R1](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_DUPLICATE_CONFIG&sw=Junos%20OS&rel=23.4R1)
- [Junos OS 23.2R2](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_DUPLICATE_CONFIG&sw=Junos%20OS&rel=23.2R2)
- [Junos OS 23.2R1](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_DUPLICATE_CONFIG&sw=Junos%20OS&rel=23.2R1)
- [Junos OS 22.4R3](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_DUPLICATE_CONFIG&sw=Junos%20OS&rel=22.4R3)
- [Junos OS 22.4R2](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_DUPLICATE_CONFIG&sw=Junos%20OS&rel=22.4R2)
- [Junos OS 22.4R1](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_DUPLICATE_CONFIG&sw=Junos%20OS&rel=22.4R1)
- [Junos OS 22.2R3](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_DUPLICATE_CONFIG&sw=Junos%20OS&rel=22.2R3)
- [Junos OS 22.2R2](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_DUPLICATE_CONFIG&sw=Junos%20OS&rel=22.2R2)
- [Junos OS 22.2R1](https://apps.juniper.net/syslog-explorer/?msg=COSD_L2TP_TCP_DUPLICATE_CONFIG&sw=Junos%20OS&rel=22.2R1)