Description

Article describe the supported Switch Models for TWAMP Light Responder

Symptoms

The following logs can appear when we configured on the unsupported model.


fpc0 PFESVCS: TWAMP gencfg handler NULL

Solution

Only specific switch models support the TWAMP Light Responder feature, which is used to measure network performance metrics such as delay and loss.


Please refer to the following article.


https://apps.juniper.net/feature-explorer/feature/390?fn=Two-Way%20Active%20Measurement%20Protocol

Modification History

2026-04-06 : Article Created