SIP timers settings
T1
Specifies the amount of time, in milliseconds, for a network round trip delay for timer T1 for the RFC 3261 specification. The value is used as a base for calculating some timers and is relevant for all types of transactions, such as client, server, invite, and non-invite transactions.
| Data type | Integer |
| Default | 500 |
T2
Specifies the maximum amount of time, in milliseconds, before retransmitting non-invite requests and invite responses for timer T2 for the RFC 3261 specification.
| Data type | Integer |
| Default | 4000 |
T4
Specifies the maximum amount of time, in milliseconds, for a message to remain in the network. This value is used as a base for calculating other timers for timer T4 for the RFC 3261 specification.
| Data type | Integer |
| Default | 5000 |
