Yealink SIP-T2 Series, Руководство администратора

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Appendix
937
Item Configurations
voice.headset_send
video.enable
directory.sorted_alphabetically
local_contact.photo.url
local_contact.icon_image.url
local_contact.image.url (only for SIP VP-T49G)
local_contact.icon.url (only for SIP VP-T49G)
local_contact.data_photo_tar.url (only for SIP
VP-T49G)
This section describes how Yealink IP phones comply with the IETF definition of SIP as
described in
RFC 3261 .
This section contains compliance information in the following:

RFC and Internet Draft Support

SIP Request

SIP Header

SIP Responses

SIP Session Description Protocol (SDP) Usage
The following RFC’s and Internet drafts are supported:

RFC 1321—The MD5 Message-Digest Algorithm

RFC 1889—RTP Media control

RFC 2112—Multipart MIME

RFC 2327—SDP: Session Description Protocol

RFC 2387—The MIME Multipart/Related Content-type

RFC 2543—SIP: Session Initiation Protocol

RFC 2617—Http Authentication: Basic and Digest access authentication

RFC 2782—A DNS RR for specifying the location of services (DNS SRV)

RFC 2806—URLs for Telephone Calls

RFC 2833—RTP Payload for DTMF Digits, Telephony Tones and Telephony Signals

RFC 2915—The Naming Authority Pointer (NAPTR) DNS Resource Record