L3P SSUTR2 PPL Timers

Timer ID | Timer | Default Value (10ms)
--- | --- | ---
0x01 | L4 Loopback ACK wait | 1000
0x02 | L4 Clear req wait | 3000
0x03 | SSUTR2 reset complete wait | 6000
0x04 | Maintenance block response wait | 12000
0x05 | OOS block response wait | 12000

A type of diagnostic test in which the transmitted signal is returned to the sending device after passing through a data communications link or network.
Positive acknowledgment to a message
Out of Service