4.5.2.2 Advanced
SIP Packet QoS (DSCP)
Description Specifies the DSCP (Differentiated Services Code Point) level of
DiffServ applied to SIP packets.
Value Range 0–63
Default Value 0
Configuration File Reference DSCP_SIP_n (Page 207)
Enable DNS SRV lookup
Description Selects whether to request the DNS server to translate domain names
into IP addresses using the SRV record.
Value Range
• Yes
• No
Note
• If you select [Yes],
the unit will perform a DNS SRV lookup for
a SIP registrar server, SIP proxy server, SIP outbound proxy
server, or SIP presence server. If you select [No], the unit will
not perform a DNS SRV lookup for a SIP registrar server, SIP
proxy server, SIP outbound proxy server, or SIP presence
server.
Default Value Yes
Configuration File Reference SIP_DNSSRV_ENA_n (Page 207)
SRV lookup Prefix for UDP
Description Specifies a prefix to add to the domain name when performing a DNS
SRV lookup using UDP.
Note
• This setting is available only when [Enable DNS SRV
lookup] is set to [Yes].
Value Range Max. 32 characters
Default Value _sip._udp.
Configuration File Reference SIP_UDP_SRV_PREFIX_n (Page 208)
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