Registration context:

If specified PBXware will dynamically create and destroy a NoOp priority 1 extension for a given peer who registers or unregisters with us

Example: iaxregistration

Field Type: [a-z][0-9]

Min Registration Expire:

Minimum amounts of time that IAX peers can request as a registration expiration interval (in seconds).

Example: 60

Field Type: [0-9]

Max Registration Expire:

Maximum amounts of time that IAX peers can request as a registration expiration interval (in seconds).

Example: 60

Field Type: [0-9]