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Info Class

The Info class represents INFO method. The INFO method is used by a client to send call signaling information to antoher client with which it has an established media session. This is different from a re-INVITE since it does not change the media characteristics of the call. An INFO method typically contains a body. The contents may be signaling information, a midcall event, or some sort of stimulus.
Inheritance Hierarchy

Namespace:  Independentsoft.Sip.Methods
Assembly:  Independentsoft.Sip (in Independentsoft.Sip.dll) Version: 1.0.700.17927
Syntax
public class Info : Request

The Info type exposes the following members.

Constructors
  NameDescription
Public methodInfo
Initializes a new instance of the Info class.
Public methodInfo(Dialog)
Initializes a new instance of the Info class from the specified dialog.
Public methodInfo(Response)
Initializes a new instance of the Info class from the specified response.
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Properties
  NameDescription
Public propertyAccept
Gets or sets Accept header field. The Accept header field is used to indicate acceptable message Internet media types in the request body. The header field describes media types using the format type/sub-type commonly used in the Internet. If not present, the assumed acceptable request body format is application/sdp. The wildcard "*" can be used to specify all subtypes.
Public propertyAcceptEncoding
Gets or sets Accept-Encoding header field. The Accept-Encoding header field, is used to specify acceptable request body encoding schemes. If not included, the assumed encoding will be text/plain.
Public propertyAcceptLanguage
Gets or sets Accept-Language header field. The Accept-Language header field, is used in requests to indicate the preferred languages for reason phrases or session descriptions in the request body. The rules for ordering the languages is based on the "q" parameter.
Public propertyBody
Gets or sets the request body.
(Inherited from Request.)
Public propertyBranch
Sets or gets branch parameter in Via header.
(Inherited from Request.)
Public propertyCallID
Gets or sets Call-ID header field. The Call-ID header field is mandatory in all requests. It is used to uniquely identify a call between two clients. If is not set then the SipClient will set this header.
(Inherited from Request.)
Public propertyCallInfo
Gets or sets Call-Info header field. The Call-Info header field provides additional information about the caller.
Public propertyContact
Gets or sets Contact header field. The Contact header field is used to convey a URI that identifies the request originator.
Public propertyContentEncoding
Gets or sets Content-Encoding header field. The Content-Encoding header field is used as a modifier to the "media-type". When present, its value indicates what additional content codings have been applied to the request body, and thus what decoding mechanisms must be applied in order to obtain the media-type referenced by the Content-Type header field.
Public propertyContentLength
Gets o sets Content-Length header field. The Content-Length header field indicates the size of the request body. If no body is present in a request, then the Content-Length header field value must be zero.
(Inherited from Request.)
Public propertyContentType
Gets or sets Content-Type header field. The Content-Type header field is used to specify the Internet media type in the request body. Media types have the familiar form type/sub-type. If this header field is not present, application/sdp is assumed.
(Inherited from Request.)
Public propertyCSeq
Gets CSeq header field. The CSeq header field is a required header field in every request. The CSeq header field contains a number that increases for each request. Usually, it increases by 1 for each new request, with the exception of CANCEL and ACK requests, which use the CSeq number of the INVITE request to which it refers.
(Inherited from Request.)
Public propertyDate
Gets or sets Date header field. The Date header field is used to convey the date when the request is sent.
(Inherited from Request.)
Public propertyExpires
Gets or sets Expires header field. The Expires header field indicates the time interval in which the request is valid. The value of this header field is number of seconds between 0 and 4294967295.
Public propertyFrom
Gets or sets From header field. The From header field is a required header field that indicates the originator of the request.
(Inherited from Request.)
Public propertyHeader
Gets the request header.
(Inherited from Request.)
Public propertyMaxForwards
Gets or sets Max-Forwards header field. The Max-Forwards header field is used to indicate the maximum number of hops that a the request may take. The value of the header field is decremented by each proxy that forwards the request. If is not set then the SipClient will set this header.
(Inherited from Request.)
Public propertyMethod
Gets the request method.
(Inherited from Request.)
Public propertyOrganization
Gets or sets Organization header field. The Organization header field is used to indicate the organization to which the originator of the request belongs.
Public propertyProxyRequire
Gets or sets Proxy-Require header field. The Proxy-Require header field is used to list features and extensions that a client requires a proxy to support in order to process the request.
Public propertyRequire
Gets Require header field. The Require header field is used to tell the client about options that the sender expects the client to support in order to process the request. The Require header field contains a list of option tags. Each option tag defines a SIP extension that must be understood to process the request. Frequently, this is used to indicate that a specific set of extension header fields need to be understood.
Public propertyRoute
Gets Route header field. The Route header field is used to provide routing information for requests.
Public propertyServer
Gets Server header field. The Server header field contains information about the software used by the server to handle the request.
Public propertySessionDescription
Returns the request body as SessionDescription if Content-Type is "application/sdp", otherwise returns null. Sets request body and sets Content-Type as "application/sdp".
(Inherited from Request.)
Public propertySubject
Gets or sets Subject header field. The Subject header field provides a summary or indicates the nature of the call, allowing call filtering without having to parse the session description. The session description does not have to use the same subject indication as the invitation.
Public propertySupported
Gets or sets Supported header field. The Supported header field enumerates all the extensions supported by the client or server.
Public propertyTimestamp
Gets or sets Timestamp header field. The Timestamp header field describes when the client sent the request to the server. The time format is not specified.
Public propertyTo
Gets or sets To header field. The To header field is a required header field in every request used to indicate the recipient of the request.
(Inherited from Request.)
Public propertyUnsupported
Gets Unsupported header field. The Unsupported header field lists the features not supported by the server.
Public propertyUri
Gets or sets request URI. It indicates the user or service to which this request is being addressed.
(Inherited from Request.)
Public propertyVia
Gets or sets Via header field. The Via header field indicates the path taken by the request so far and indicates the path that should be followed in routing responses. The "branch" parameter in the Via header field values serves as a transaction identifier, and is used by proxies to detect loops. The Via header field value contains the transport protocol used to send the message, the client's host name or network address, and possibly the port number at which it wishes to receive responses. The Via header field value can also contain parameters such as "maddr", "ttl", "received" and "branch".
(Inherited from Request.)
Public propertyWarning
Gets Warning header field. The Warning header field is used to carry additional information about the status of a request or response. The warning text should be in a natural language that is most likely to be intelligible to the human user receiving the response.
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Methods
  NameDescription
Public methodEquals (Inherited from Object.)
Protected methodFinalize (Inherited from Object.)
Public methodGetHashCode (Inherited from Object.)
Public methodGetType (Inherited from Object.)
Protected methodMemberwiseClone (Inherited from Object.)
Public methodToString
Converts the value of this instance to its equivalent string representation.
(Inherited from Request.)
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See Also