4.6.2 SIP Settings
Description
Value Range
Default Value
SIP_100REL_ENABLE
Value Format
Description
Value Range
Default Value
SIP_INVITE_EXPIRE
Value Format
Description
Value Range
Default Value
SIP_18X_RTX_INTVL
Value Format
Description
Value Range
Default Value
230
Administrator Guide
Specifies a prefix to add to the domain name when performing a DNS
SRV lookup using TCP.
Note
•
This setting is available only when "SIP_DNSSRV_ENA" is set
to "Y".
Max. 32 characters
_sip._tcp.
Boolean
Specifies whether to add the option tag 100rel to the "Supported"
header of the INVITE message. For details, refer to RFC 3262.
•
Y (Enable 100rel function)
•
N (Disable 100rel function)
Note
•
If set to "Y", the Reliability of Provisional Responses function
will be enabled. The option tag 100rel will be added to the
"Supported" header of the INVITE message and to the
"Require" header of the "1xx" provisional message.
•
If set to "N", the option tag 100rel will not be used.
N
Integer
Specifies the period, in seconds, in which the INVITE message will
expire.
0, 60–65535 (0: Disable)
0
Integer
Specifies the retransmission interval, in seconds, for "18x" responses.
0, 1–600 (0: Disable)
0
Document Version 2013-03