2N BRI Lite/Enterprise v1.4 User Manual

Page 57

SIP protocol settings

Use CLIP from INVITE field – define that CLIP from the 'Contact' or 'From' field
shall be used for call routing to GSM/UMTS.
Send 180 ringing instead of 183 session progress.
Send 200 OK instead of 180/183.
Send 200 OK and BYE when rejected from GSM.

Send 200 OK on REGISTER request – virtual registration of device in 2N BRI

gateway (for registration requiring equipment).
Replace CLIP from GSM with Caller ID.
Deny DTMF according to RFC2833.
Forward DTMF for ME.

SIP registration

Registration expires [s] – set the expiration time for the

gateway

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registration data with SIP proxy.
Reattempt registration [s] – set the time interval after which the request shall be
resent.
Registration domain (realm).
Caller ID.
Username – registration data with SIP proxy.
Password – registration data with SIP proxy.

Voice parameters

First RTP port (even: 1024 – 65524) – set the number of the first RTP port. The
RTP port number must be even according to the recommendation.
Last RTP port (even: first RTP+10 – 65534) – set the number of the last RTP
port. The RTP port number must be even according to the recommendation. The
recommended minimum RTP port range is 10.

Codecs settings

Set details for the G.711a/u or G.729 codecs.

Codecs priority

Set the types of the speech codecs to be preferred.

Priority 1
Priority 2
Priority 3

IP addresses

SIP proxy (IP–>GSM) the SIP proxy IP address from which

gateway

–

2N BRI

awaits the GSM outgoing call requests.

Tip

If you keep the default values (0.0.0.0),

gateway will

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receive requests from any IP address.