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| Newer page: | version 2 | Last edited on Sunday, February 22, 2004 11:43:49 am | by JohnMcPherson | Revert |
| Older page: | version 1 | Last edited on Tuesday, February 3, 2004 8:59:53 pm | by JohnMcPherson | Revert |
@@ -1,9 +1,11 @@
An [Acronym] for __S__ession __I__nitiation __P__rotocol
A protocol for establishing a media session between two end-points. It doesn't carry the actual media, but can detect [NAT], etc.
+
+One of the major uses of SIP is to assign a user a well-known name, sort of like an email address, that they can use no matter where they connect from.
Some SIP services include:
-__Redirection__: basically a way for a user on a dynamic [IP] address to be assigned a well-known name. You can register an account with a remote SIP server and when you are online, this server will tell incoming calls your real IP address.
+__Redirection__: basically a way for a user on a dynamic [IP] address to be assigned a well-known name. You can register an account with a remote SIP server and when you are online, this server will tell incoming calls your real IP address. It also means you can take your hardware VoIP phone with you and plug it in anywhere (assuming you get assigned a routable IP address)
.
__Proxy__: Your call is routed via the remote server.
