Specifications

VoiceFinder VoIP Gateway Configuration Guide (APOS 2.0) Release Version 3.1
AddPac Technology Co., LTD
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3.10.5.7. rel1xx
To enable all Session Initiation Protocol (SIP) provisional responses (other than 100 Trying) to
be sent reliably to the remote SIP endpoint, use the rel1xx command in SIP configuration mode.
To reset to the default, use the no form of this command.
rel1xx {require| supported}
no rel1xx
3.10.5.7.1. Syntax
Keyword / Argument Description
supported Supports reliable provisional responses.
require Requires reliable provisional responses.
3.10.5.7.2. Command Default
rel1xx supported
3.10.5.7.3. Command Modes
SIP configuration
3.10.5.7.4. Usage Guidelines
The basic call proceeding is listed as to follow:
1. Send 1xxresponse for the invite
2. Then send ack. If you want to set up a policy to receive ack, the function can be
used
The ack is supported for 1xx response but it is not for 100 trying
3.10.5.7.5. Examples
The following example sets to Reliable Provisional Response require.
sip-ua
rel1xx require