Operation Manual – Process Server Configuration
H3C XE 200/2000 IP PBX
Chapter 4 SIP Overview
4-9
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Repairing TCP connection
If the TCP connection between the SIP proxy server and the next hop becomes
unavailable for some reasons, the proxy server may originate a new TCP connection
for transmission.
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Call tracing
On the proxy server, you may configure numbers that require call tracing. The SIP
proxy server then tracks the state of calls related to these numbers during sessions.
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Statistics query
The SIP proxy server can provide statistics such as messages sent/received by the
internal and external modules and errors generated.
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Proxy server debugging
Depending on your setting, enabling proxy server debugging can output related
debugging information for problem analysis.
The following are features of the proxy server:
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Networking with H3C’s LSs.
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Networking with H3C’s SIP clients.
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RFC3261 compliant and backward compatible. It accommodates SIP terminals
compliant with RFC2543. It supports RFCs 3262 (PRACK), 2976 (INFO), 2327
(SDP) and SDP transparent transmission in Offer-Answer model.
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Interoperation with SIP gateways and terminals of other vendors.
4.2.2 LS
When functioning as a LS, the XE IP PBX can manage H.323 devices and SIP devices
at the same time. For more information about that, refer to the section discussing
functionality and features of the LS in the “LS Configuration” part of this manual.
4.2.3 SIP Registrar
The SIP registrar supports:
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Registering UAs with or without authentication
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Periodic registration and always-on feature of devices
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In-service device information update
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Dynamic IP users
If the IP address of a UA changes dynamically, the UA sends its new IP address when
sending a REGISTER request to the registrar, which, in turn, reports it to the LS.
Accordingly, the LS updates the address information of the UA.
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Supporting two transport protocols: TCP and UDP
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Statistics query
Содержание XE 200 IP
Страница 7: ...Basic Configuration...
Страница 42: ...Process Server Configuration...
Страница 82: ...Location Server Configuration...
Страница 182: ...Feature...
Страница 259: ...System Management...
Страница 341: ...IP Performance and Application...
Страница 349: ...Media Server...
Страница 360: ...Call Services...
Страница 507: ...Appendix A...
Страница 511: ...Appendix B...