Default constructor.

Gets or sets what features end point supports.

Gets or sets Accept-Contact header value. Defined in RFC 3841.

Gets encodings what end point supports. Example: Accept-Encoding: gzip.

Gets preferred languages for reason phrases, session descriptions, or status responses carried as message bodies in the response. If no Accept-Language header field is present, the server SHOULD assume all languages are acceptable to the client.

Gets Accept-Resource-Priority headers. Defined in RFC 4412.

Gets AlertInfo values collection. When present in an INVITE request, the Alert-Info header field specifies an alternative ring tone to the UAS. When present in a 180 (Ringing) response, the Alert-Info header field specifies an alternative ringback tone to the UAC.

Gets methods collection which is supported by the UA which generated the message.

Gets Allow-Events header which indicates the event packages supported by the client. Defined in rfc 3265.

Gets the Authentication-Info header fields which provides for mutual authentication with HTTP Digest.

Gets the Authorization header fields which contains authentication credentials of a UA.

Gets or sets the Call-ID header field which uniquely identifies a particular invitation or all registrations of a particular client. Value null means not specified.

Gets the Call-Info header field which provides additional information about the caller or callee, depending on whether it is found in a request or response.

Gets contact header fields. 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.

Gets or sets the Content-Disposition header field which describes how the message body or, for multipart messages, a message body part is to be interpreted by the UAC or UAS. Value null means not specified.

Gets the Content-Encodings which is used as a modifier to the "media-type". When present, its value indicates what additional content codings have been applied to the entity-body, and thus what decoding mechanisms MUST be applied in order to obtain the media-type referenced by the Content-Type header field.

Gets content languages.

Gets SIP request content data size in bytes.

Gets or sets the Content-Type header field which indicates the media type of the message-body sent to the recipient. Value null means not specified.

Clones this request.

Gets or sets command sequence number and the request method. Value null means not specified.

Gets or sets content data.

Gets or sets date and time. Value DateTime.MinValue means that value not specified.

Determines whether the specified Object is equal to the current Object.

Gets the Error-Info header field which provides a pointer to additional information about the error status response.

Gets or sets Event header. Defined in RFC 3265.

Gets or sets relative time after which the message (or content) expires. Value -1 means that value not specified.

Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection.

Gets or sets initiator of the request. Value null means not specified.

Serves as a hash function for a particular type.

Gets the Type of the current instance.

Gets direct access to header.

Gets History-Info headers. Defined in RFC 4244.

Identity header value. Value null means not specified. Defined in RFC 4474.

Gets or sets Identity-Info header value. Value null means not specified. Defined in RFC 4474.

Gets the In-Reply-To header fields which enumerates the Call-IDs that this call references or returns.

Parses SIP message from specified byte array.

Parses SIP message from specified stream.

Stores SIP_Message to specified stream.

Gets or sets Join header which indicates that a new dialog (created by the INVITE in which the Join header field in contained) should be joined with a dialog identified by the header field, and any associated dialogs or conferences. Defined in 3911. Value null means not specified.

Gets or sets limit the number of proxies or gateways that can forward the request to the next downstream server. Value -1 means that value not specified.

Creates a shallow copy of the current Object.

Gets or sets mime version. Currently 1.0 is only defined value. Value null means not specified.

Gets or sets minimum refresh interval supported for soft-state elements managed by that server. Value -1 means that value not specified.

Gets or sets Min-SE header which indicates the minimum value for the session interval, in units of delta-seconds. Defined in 4028. Value null means not specified.

Gets or sets organization name which the SIP element issuing the request or response belongs. Value null means not specified.

Parses SIP_Request from byte array.

Parses SIP_Request from stream.

Gets an Path header. It is used in conjunction with SIP REGISTER requests and with 200 class messages in response to REGISTER (REGISTER responses). Defined in rfc 3327.

Gest or sets priority that the SIP request should have to the receiving human or its agent. Value null means not specified.

Gets an proxy authentication challenge.

Gest credentials containing the authentication information of the user agent for the proxy and/or realm of the resource being requested.

Gets proxy-sensitive features that must be supported by the proxy.

Gets or sets RAck header. Defined in 3262. Value null means not specified.

Gets the Reason header. Defined in rfc 3326.

Gets the Record-Route header fields what is inserted by proxies in a request to force future requests in the dialog to be routed through the proxy.

Gets or sets Referred-By header. Defined in rfc 3892. Value null means not specified.

Gets or sets Refer-Sub header. Defined in rfc 4488. Value null means not specified.

Gets or sets Refer-To header. Defined in rfc 3515. Value null means not specified.

Gets Reject-Contact headers. Defined in RFC 3841.

Gets or sets Replaces header. Defined in rfc 3891. Value null means not specified.

Gets logical return URI that may be different from the From header field.

Gets or sets Request-Disposition header. The Request-Disposition header field specifies caller preferences for how a server should process a request. Defined in rfc 3841.

Gets request-line.

Gets options that the UAC expects the UAS to support in order to process the request.

Gets Resource-Priority headers. Defined in RFC 4412.

Gets or sets how many seconds the service is expected to be unavailable to the requesting client. Value null means that value not specified.

Gets force routing for a request through the listed set of proxies.

Gets or sets RSeq header. Value -1 means that value not specified. Defined in rfc 3262.

Gets Security-Client headers. Defined in RFC 3329.

Gets Security-Server headers. Defined in RFC 3329.

Gets Security-Verify headers. Defined in RFC 3329.

Gets or sets the software used by the UAS to handle the request. Value null means not specified.

Gets the Service-Route header. Defined in rfc 3608.

Gets or sets Session-Expires expires header. Value null means that value not specified. Defined in rfc 4028.

Gets or sets SIP-ETag header value. Value null means not specified. Defined in RFC 3903.

Gets or sets SIP-ETag header value. Value null means not specified. Defined in RFC 3903.

Gets or sets call subject text. Value null means not specified.

Gets or sets Subscription-State header value. Value null means that value not specified. Defined in RFC 3265.

Gets extensions supported by the UAC or UAS. Known values are defined in SIP_OptionTags class.

Gets or sets Target-Dialog header value. Value null means that value not specified. Defined in RFC 4538.

Gets or sets when the UAC sent the request to the UAS. Value null means that value not specified.

Gets or sets logical recipient of the request. Value null means not specified.

Converts this request to raw srver request data.

Stores SIP_Request to specified stream.

Returns request as string.

Gets features not supported by the UAS.

Gets or sets information about the UAC originating the request. Value null means not specified.

Checks if SIP request has all required values as request line,header fields and their values. Throws Exception if not valid SIP request.

Gets additional information about the status of a response.

Gets Via header fields.The Via header field indicates the transport used for the transaction and identifies the location where the response is to be sent.

Gets or authentication challenge.