The IOfferAnswer type exposes the following members.
|GetAnswer||Returns the media description answer.|
|GetOffer||Gets the media description offer.|
|HandleOfferInInviteResponse||The method that is called when a media offer is received by the inviter in response to the original REINVITE with a null offer.|
|HandleOfferInReInvite||The method that is called when media renegotiation (REINVITE) is received.|
|SetAnswer||The method that is called when media description response is received in a 200 OK response or ACK message for an INVITE request.|