URGENT – Basic of T1 / T3 tech & SNMP Alarm Types

Hello,

I am new with SIP technology and joining new role in the same technology.

It would be great help if you let me know the basic info of the following technology:-

1. Monitoring Alarm Types :TRAP vs. SNMP Alarm
2. T1/ T3 Fundamental Alarm Types : AIS /LOS / LOF / RAI

Regards
Deep