3130IF -VoIP User Manual V1.2
29
Configure SIP of the phone as default protocol;
Enable the phone to use protocol edition. When the phone need to
communicate with phones which is using SIP1.0 such as CISCO5300 and so
on, then it should be configured into RFC2543 to communicate normally. the
default is to enable RFC3261;
DTMF sending mode configuration; three kinds: the above are basic
configurations of SIP.
Note: If you want to register and call through server, you must configure
corresponding numbers
（
which are usually SIP accounts
）
to local port,
Otherwise the phone will reject for sending out register message when it
considers that there is no number.
Configure automatic detection server of the phone;
Configure main and backup auto-swap server; if the phone enables main and
backup server function, the automatic detection and auto-swap functions
