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The private extensions for asserted identity within trusted networks [23] are designed to enable a network of trusted SIP servers to assert the identity of authenticated users, only within an administrative domain with previously agreed policies for generation, transport and usage of this identification information.
Header of an unclassified Department of State telegram with the "SIPDIS" tag marked in red. The Secret Internet Protocol Router Network (SIPRNet) is "a system of interconnected computer networks used by the U.S. Department of Defense and the U.S. Department of State to transmit classified information (up to and including information classified SECRET) by packet switching over the 'completely ...
Presence documents. The presence information is coded in XML documents, that are carried in the bodies of the respective SIP messages. RFC 3863 and RFC 4479 describe this procedure, RFC 4480 (RPID), RFC 4481, RFC 4482 (CPID) and various drafts describe contents and formats of the presence documents.
428 Use Identity Header The server policy requires an Identity header, and one has not been provided. [14]: p11 429 Provide Referrer Identity The server did not receive a valid Referred-By token on the request. [15] 430 Flow Failed A specific flow to a user agent has failed, although other flows may succeed.
The SIMPLE activity specifies extensions to the SIP protocol which deal with a publish and subscribe mechanism for presence information and sending instant messages. These extensions include rich presence document formats, privacy control, "partial publications" and notifications, past and future presence, watcher information and more.
ID verification is currently available in limited locations and support channels. Your support representative will mention it if it's available, should it help in your particular support request.
Authenticated Identity Body or AIB is a method allowing parties in a network to share authenticated identity, thereby increasing the integrity of their SIP communications. AIBs extend other authentication methods like S/MIME to provide a more specific mechanism to introduce integrity to SIP transmissions.
The URI scheme used for SIP is sip and a typical SIP URI has the form sip:username@domainname or sip:username@hostport, where domainname requires DNS SRV records to locate the servers for SIP domain while hostport can be an IP address or a fully qualified domain name of the host and port. If secure transmission is required, the scheme sips is ...