SRV lookup Prefix for TCPDescription Specifies a prefix to add to the domain name when performing a DNSSRV lookup using TCP.Note• This setting is available only when [Enable DNS SRVlookup] is set to [Yes].Value Range Max. 32 charactersDefault Value _sip._tcp.Configuration File Reference SIP_TCP_SRV_PREFIX_n (Page 208)SRV lookup Prefix for TLSDescription Specifies a prefix to add to the domain name when performing a DNSSRV lookup using TLS.Note• This setting is available only when [Enable DNS SRVlookup] is set to [Yes].Value Range Max. 32 charactersDefault Value _sips._tls.Configuration File Reference SIP_TLS_SRV_PREFIX_n (Page 226)Local SIP PortDescription Specifies the source port number used by the unit for SIPcommunication.Value Range 1024–49151Default Value 5060 (for Line 1)Configuration File Reference SIP_SRC_PORT_n (Page 207)SIP URIDescription Specifies the unique ID used by the SIP registrar server, which consistsof "sip:", a user part, the "@" symbol, and a host part, for example,"sip:user@example.com", "2405551111_1".Note• When registering using a user ID that is not a phone number,you should use this setting.• In a SIP URI, the user part ("user" in the example above) cancontain up to 63 characters, and the host part ("example.com"in the example above) can contain up to 316 characters.Document Version 2015-02 Administrator Guide 1074.5.2 SIP Settings [Line 1]