SPRUJ52C june 2022 – july 2023 AM69 , AM69A , TDA4AH-Q1 , TDA4AP-Q1 , TDA4VH-Q1 , TDA4VP-Q1
Layer 2 uses three timers to keep the link operational in case of wrong configuration or unstable communication with the peer device. These timers can be separately configured using three attributes: