ELTEX SMG-1016M, Operation Manual

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SMG Digital Gateway
Delete text Accept:
application/SDP,application/ISU
P [sipheader:accept=-
(application/SDP,)$] Accept: application/ISUP
Delete
beginning
from the
specific place Accept:
application/SDP,text/plain [sipheader:accept=-(text)!] Accept: application/SDP
Replace text
completely
Accept: application/SDP
[sipheader:(application/ISUP)!
]
Accept: application/ISUP
Replace text Accept:
application/SDP,text/plain [sipheader:accept=-(SDP)+(ISUP)$] Accept:
application/ISUP,text/plain
Replace text,
discarding
data at the
end Accept:
application/SDP,text/plain [sipheader:accept=-(SDP)+(ISUP)!] Accept:
application/ISUP,text/plain
Complete the
text To: "Ivanov A.A."
<sip:123@eltex>
[sipheader:to=-
(eltex)+(eltexdomain.loc)$] To: "Ivanov A.A."
<sip:123@eltexdomain.loc>
Example of a
complex
modification From: <sip:who@host>;tag=aBc [sipheader:from=+(DISPLAY )-
(who)+(12345)-
(>)+(;user=phone>)$+(;line=abc)]
From: DISPLAY
<sip:12345@host;user=phone
>;tag=aBc;line=abc
Example
[sipheader:Accept=disable],[sipheader:user-agent=disable]
In this example, all SIP messages sent by the device via the current SIP interface will follow without Accept
and user-agent fields .
The list of compulsory headers of SIP messages which are prohibited to ignore and transit: via, from , to,
call-id, cseq, contact, content-type, content-length.
3.1.7.4 H323 interfaces
In this section, you may configure H.323
1
stack general configuration parameters, custom settings for each
direction operating via H.323 protocol.
H.323 protocol is a signaling protocol utilized in VoIP applications for multimedia data transmission via
packed-based data networks . It performs basic call management tasks such as starting and finishing session.
H.323 signaling is a stack of protocols based on the Q.931 recommendation implemented in ISDN.
Recommendations utilized by the gateway: H.225.0 and H.245.
SMG may operate within a method that may or may not feature the Gatekeeper . The separate license
allows to use SMG gateway as a gatekeeper and to interact with Directory gatekeeper for defining subscriber
location.
1
The menu is available for the devices with H.323 license. Read more detailed information on licenses in the section 3.1.23
Licenses.