proxy
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... it is a user agent client. If the client is a proxy, it SHOULD add
the parameter comp=sigcomp to its URI ...
... URI in the Contact header field. If a
proxy that Record-Routes sends a compressed request, it SHOULD add
comp=sigcomp to its URI ...
... need a means to obtain a comp=sigcomp URI from their outbound proxy
before the user decides to establish a session.
...
... URI parameters. In this case, the client SHOULD send an
uncompressed OPTIONS request to its outbound proxy. The outbound
proxy can provide an alternative SIP URI with the comp=sigcomp ...
... client SHOULD send an
uncompressed OPTIONS request to its outbound proxy. The outbound
proxy can provide an alternative SIP URI with the comp=sigcomp
...
... client can use this URI for subsequent requests that
are sent through the same outbound proxy using compression.
...
... RFC 3261prop [1] does not define how a proxy should respond to an OPTIONS
request addressed to itself. It only describes how servers respond
to OPTIONS addressed to a particular user. Section 11.2 of RFC 3261prop ...
... methods of reaching the user.
We extend this behavior to proxy servers responding to OPTIONS
addressed to them. They MAY list a set of alternative URIs to
...
... addressed to them. They MAY list a set of alternative URIs to
contact the proxy.
Note that receiving ...
... proxies need to rewrite their
Record-Route entries in the responses. A proxy performing Record-
Route inspects the Record-Route header field ...
... URI
contains the parameter comp=sigcomp, the proxy SHOULD add
comp=sigcomp to its entry in the Record-Route header field ...
... network a request comes from, it will be received on a
different interface by the proxy. The proxy adds one Record-Route
...
... interface and a second one for the other interface.
This way, the proxy does not need to rewrite the Record-Route header
field on the response.
...
... downstream) MAY use the mechanism described above.
If a proxy detects that the next-hop proxy for a request is the proxy ...
... If a proxy detects that the next-hop proxy for a request is the proxy
itself and that the request will not be sent through the network ...
... proxy detects that the next-hop proxy for a request is the proxy
itself and that the request will not be sent through the network, the
...
... itself and that the request will not be sent through the network, the
proxy MAY choose not to compress the request even if the URI contains
the comp=sigcomp ...