Value Range
• Y (Enable fail-over)
• N (Disable fail-over)
Note
• If set to "Y", the unit will try to use the other SIP servers via the
DNS SRV and A records.
• If set to "N", the unit will not try to use the other SIP servers.
Default Value
Y
SIP_FOVR_MAX_n
Parameter Name Example SIP_FOVR_MAX_1, SIP_FOVR_MAX_2, …, SIP_FOVR_MAX_4
Value Format Integer
Description Specifies the maximum number of servers (including the first [normal]
server) used in the fail-over process.
Value Range 1–4
Default Value 2
SIP_REFRESHER_n
Parameter Name Example SIP_REFRESHER_1, SIP_REFRESHER_2, …, SIP_REFRESHER_4
Value Format Integer
Description Specifies whether to add the refresher parameter for Session Expire in
SIP INVITE.
Value Range 0–2
– 0: Do not add the refresher parameter
– 1: Add the refresher parameter with the value "UAS"
– 2: Add the refresher parameter with the value "UAC"
Default Value 0
SIP_DNSSRV_ENA_n
Parameter Name Example SIP_DNSSRV_ENA_1, SIP_DNSSRV_ENA_2, …,
SIP_DNSSRV_ENA_4
Value Format Boolean
Description Specifies whether to request the DNS server to translate domain names
into IP addresses using the SRV record.
220 Administrator Guide Document Version 2011-06
5.7.2 SIP Settings