In order to convey location information, this document specifies three new SIP header fields, Geolocation, Geolocation-Routing, and Geolocation-Error, which carry a reference to a Location Object (LO), grant permission to route a SIP request based on the location-value and provide error notifications specific to location errors, respectively.

What is a SIP address? A SIP address is a lot like an email address in that it also serves as a locater of the user. SIP addresses even look very similar to email addresses. Like email addresses, they are comprised of two parts: a username, and a domain. For example, if your name was Mike, you might have the following identical SIP and email ...

The SIP URI scheme is a Uniform Resource Identifier (URI) scheme for the Session Initiation Protocol (SIP) multimedia communications protocol. A SIP address is a URI that addresses a specific telephone extension on a voice over IP system.

SIP is used in Internet telephony, in private IP telephone systems, as well as mobile phone calling over LTE (VoLTE). [2] The protocol defines the specific format of messages exchanged and the sequence of communications for cooperation of the participants.

Use this free online tool to find the geographical location of any IP address. Enter an IP to view its map position, coordinates, country, region, city, and organization.

The SIP Geolocation specification [RFC6442] describes the "Geolocation" SIP header field, which is used to indicate that the SIP message is conveying location information. [RFC6442] specifies that SIP intermediaries should not add locationValues to a SIP request that already contains a …

2023年8月8日 · 记录地址 （AOR） 是一个 SIP 或 SIPS URI，它指向具有位置服务的域，该位置服务可以将 URI 映射到用户可能可用的另一个 URI。 通常，位置服务通过注册进行实现。 AOR通常被认为是用户的“公共地址”。 The Contact header field provides a SIP or SIPS URI that can be used to contact that specific instance of the UA for subsequent requests.

2023年11月14日 · Via的作用是让sip消息能够按照原路返回。 第一次离开家的人，只有每次经过一个地方，就记下地名。 那么在回家的时候，他才能按照原来的路径返回。

Geolocation = "Geolocation" HCOLON (locationValue *(COMMA locationValue)) locationValue = LAQUOT locationURI RAQUOT *(SEMI geoloc-param) locationURI = sip-URI / sips-URI / pres-URI / cid-url ; (from RFC 2392) / absoluteURI ; (from RFC 3261)

SIP (Session Initiation Protocol) is a signaling protocol, widely used for setting up, connecting and disconnecting communication sessions, typically voice or video calls over the Internet. SIP is a standardized protocol with its basis coming from the IP community and in …