2N TELEKOMUNIKACE a.s., www.2n.cz
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Default number of digits to VoIP – default lenght of called party number for
outgoing calls from FXS to VoIP interface.
SIP protocol settings
Use CLIP from INVITE field – the CLIP as set in the
or
field will be
Contact
From
used for routing calls into GSM/UMTS networks.
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 the device in 2N
®
(necessary for registration-requiring equipment).
VoiceBlue MAX
Replace CLIP from GSM with Caller ID.
Deny DTMF according to RFC2833.
Forward DTMF for ME (Mobility Extension).
Use SIP over TCP for registration.
Use SIP over TCP for calls.
SIP registration
Registration expires [s] – the timeout after which the
2N VoiceBlue MAX
®
registration data expire at the SIP Proxy.
Reattempt registration [s] – time interval for re-sending the request.
Registration domain (realm).
Caller ID.
Username – registration data for the SIP Proxy.
Password – registration data for the SIP Proxy.
Voice parameters
First RTP port (even: 1024 – 65524) – number of the first RTP port. The number
must be even as recommended.
Last RTP port (even: first RTP+10 – 65534) – number of the last RTP port. The
number must be even as recommended. The recommended minimum range of
RTP ports should be 10.
Codec settings
detailed codec settings (G.711a/u, or G.729).
