Specifications

Settings 139

RTP Timeout:

Terminate call if x seconds of no RTP activity when we're not on hold

RTP Hold Timeout:

Terminate call if x seconds of no RTP activity when we're on hold (must be larger than rtptimeout)

Pedantic Checking:

Enable slow, pedantic checking of Call-ID:s, multi line SIP headers and URI-encoded headers

Record History:

This options allows and administrator to enable or disable history recording.

Realm:

Default realm for SIP messages.

Auth Debugging:

Disable/enable authentication debugging to reduce the amount of debugging traffic.

Trust Remote-Party ID:

This option enables or disables the server to trust a Remote-Party ID.

Allow REDIR:

This field enables or disables Redirects.

Registration Context:

DTMF Mode:

Dual Tone Multi-Frequency, the system used by touch-tone telephones. DTMF assigns a specific

frequency (consisting of two separate tones) to each key so that it can easily be identified by a

microprocessor.

Available options:

Inband (This mode will not work unless the codec is set to ulaw or alaw (G711).)

rfc2833 (This option is not encouraged.)

Info (This option is not encouraged.)

Generate Inband Ringing:

This field allows an administrator to enable or disable Inband Ringing.

Relax DTMF:

This field allows an administrator to enable or disable Relax DTMF.

Disallow/Allow:

The "allow" and "disallow" allow you to fine tune the codec selection beyond the initial bandwidth

selection on a codec-by-codec basis.

17.3.2 IAX

IAX (Inter asterisk exchange) is a simple, low overhead and low bandwidth VoIP protocol designed to

allow multiple Asterisk SWITCH's to communicate with one another without the overhead of more

complex protocols. Payload is sent with