List Of Supported Standards

The Wiki of Unify contains information on clients and devices, communications systems and unified communications. - Unify GmbH & Co. KG is a Trademark Licensee of Siemens AG.

Jump to: navigation, search

OpenScape Desk Phone CP SIP – Supported Standards

The following list is an overview about the suported common standards from the OpenScape Desk Phone CP software. Please be aware every standard could be interpreted by in an own manner or be partially supported from the software only.

List of supported standards:

RFC Title Remark
ANSI/TIA-1057- 2006 Link Layer Discovery Protocol for Media Endpoint Devices LLDP-MED
draft-ietf-sipbrandy-osrtp An Opportunistic Approach for Secure Real-time Transport Protocol (OSRTP) OSRTP
ECMA-269 Services for Computer Supported Telecommunications Applications
NENA 911 STD Civic Location Data Exchange Format for Public Review
NENA NG9-1-1_i3 NENA Functional and Interface Standards for Next Generation 9-1-1 Version 1.0 (i3)
Markup Language (XML) 1.0 (Second Edition) Review Version XML Extensible Markup Language (XML)
RFC 791 Internet Protocol (IPv4) IP V4
RFC 1122 Requirements for Internet Hosts -- Communication Layers
RFC 1305 Network Time Protocol (NTP) (v3) Support a backup SNTP server
RFC 2046 Multipurpose Internet Mail Extensions (MIME) 
RFC 2131 Dynamic Host Configuration Protocol DHCP
RFC 2132 DHCP Options and BOOTP Vendor Extensions Used by Netboot/DERT tool
RFC 2181 Clarifications to the DNS Specification
RFC 2246 The TLS Protocol Version 1.0 Absolet TLS V1.2 currently used.
RFC 2284 PPP Extensible Authentication Protocol (EAP) EAP
RFC 2460 Internet Protocol, Version 6 (IPv6) Specification IP V6
RFC 2560 X.509 Internet Public Key Infrastructure Online Certificate Status Protocol - OCSP OCSP
RFC 2616 HTTP(S) 302-redirection SIP Authentication enhancementsHTTP(S) enhancements
RFC 2617 HTTP Authentication: Basic and Digest Access Authentication SIP Authentication enhancements
RFC 2782 A DNS RR for specifying the location of services (DNS SRV)
RFC 2798 Definition of the inetOrgPerson LDAP Object Class Integrate avatar picture from LDAP search hit
RFC 2818 HTTP over TLS
RFC 3261 SIP: Session Initiation Protocol SIP
RFC 3262 Reliability of Provisional Responses in the Session Initiation Protocol (SIP)
RFC 3263 Server location
RFC 3264 Offer-answer model for SDP
RFC 3265 SUBSCRIBE/NOTIFY method, Events
RFC 3266 Support for IPv6
RFC 3311 UPDATE method
RFC 3325 P-Asserted identity header field
RFC 3326 The Reason Header Field  for the Session Initiation Protocol (SIP)
RFC 3361 DHCP Option for SIP Servers
RFC 3377 Lightweight Directory Access Protocol (v3): Technical Specification Filter LDAP search results without phone number during quick search
RFC 3389 Real-time Transport Protocol (RTP) Payload for Comfort Noise (CN)
RFC 3484 Default Address Selection for Internet Protocol version 6 (IPv6)
RFC 3493 Basic Socket Interface Extensions for IPv6
RFC 3515 SIP REFER method
RFC 3550 RTP: A Transport Protocol for Real-Time Applications RTP
RFC 3551 RTP Profile for Audio and Video Conferences with Minimal Control
RFC 3596 DNS Extensions to Support IP Version 6
RFC 3605 Real Time Control Protocol (RTCP) attribute in Session Description Protocol (SDP) RTCP
RFC 3665 SIP Basic Call Flow Examples
RFC 3680 Event package for registrations
RFC 3711 The Secure Real-time Transport Protocol (SRTP) SRTP
RFC 3748 Extensible Authentication Protocol (EAP) EAP
RFC 3830 MIKEY: Multimedia Internet KEYing
RFC 3840 Indicating User Agent Capabilities in the Session Initiation Protocol (SIP)
RFC 3841 Caller Preferences for the Session Initiation Protocol (SIP)
RFC 3842 Message waiting indication MWI
RFC 3891 Replaces header field
RFC 3892 Referred-by header field
RFC 3911 Join header field
RFC 3966 The tel URI for Telephone Numbers
RFC 3986 Uniform Resource Identifier (URI): Generic Syntax
RFC 4028 SIP session timers Session timers
RFC 4091 ANAT: Semantics for the Session Description Protocol (SDP) Grouping Framework
RFC 4092 SDP: ANAT Semantics in the Session Initiation Protocol (SIP)
RFC 4119 A Presence-based GEOPRIV Location Object Format
RFC 4145 TCP-Based Media Transport in the Session Description Protocol (SDP)
RFC 4235 INVITE-initiated dialog event package
RFC 4245 High-Level Requirements for Tightly Coupled SIP Conferencing Support a non-Keyset phone being monitored by a DSS key
RFC 4291 IP Version 6 Addressing Architecture
RFC 4411 SIP Reason for pre-emption
RFC 4412 Resource priority
RFC 4566 SDP: Session Description Protocol  (incl. IPv6 support)
RFC 4567 Key management extensions
RFC 4568 Security descriptions (SDescriptions)
RFC 4572 Connection-Oriented Media Transport over the Transport Layer Security (TLS) Protocol in the Session Description Protocol (SDP)
RFC 4575 Conference event package
RFC 4585 Extended RTP Profile for Real-time Transport Control Protocol (RTCP)-Based Feedback (RTP/AVPF) RTCP
RFC 4662 Event notification extension for resource lists BLF: Broadsoft Busy Lamp Field support 

Asterisk: Busy Lamp Function

Ring Central: Busy Lamp Function

RFC 4568 Session Description Protocol (SDP) Security Descriptions for Media Streams
RFC 4733 RTP Payload for DTMF Digits, Telephony Tones and Telephony Signals
RFC 4776 Dynamic Host Configuration Protocol (DHCPv4 and DHCPv6) Option for Civic Addresses Configuration Information DHCP V4/V6
RFC 5124 Extended Secure RTP Profile for Real-time Transport Control Protocol (RTCP)-Based Feedback (RTP/SAVPF)
RFC 5139 Revised Civic Location Format for Presence Information Data Format Location Object (PIDF-LO
RFC 5245 ICE: A Protocol for Network Address Translator (NAT) Traversal for Offer/Answer Protocols ICE
RFC 5246  The Transport Layer Security (TLS) Protocol Version 1.2 Currently per default used protocol version
RFC 5280 Internet X.509 Public Key Infrastructure Certificate and Certificate Revocation List (CRL) Profile
RFC 5389 Session Traversal Utilities for NAT (STUN) STUN
RFC 5430 (TBD) Suite B Profile for Transport Layer Security (TLS)
RFC 5478 IANA Registration of New Session Initiation Protocol (SIP) Resource-Priority Namespaces
RFC 5621 Multipart Body handling
RFC 5626 Managing Client-Initiated Connections in the Session Initiation Protocol (SIP)
RFC 5705 Keying Material Exporters for Transport Layer Security (TLS)
RFC 5746 Transport Layer Security (TLS) Renegotiation Indication Extension
RFC 5761 Multiplexing RTP Data and Control Packets on a Single Port
RFC 5763  Framework for Establishing a Secure Real-time Transport Protocol Security Context Using Datagram Transport Layer Security
RFC 5764 Datagram Transport Layer Security Extension to Establish Keys for the Secure Real-time Transport Protocol
RFC 5766 Traversal Using Relays around NAT (TURN) TURN
RFC 5768 Indicating Support for Interactive Connectivity Establishment (ICE) in the Session Initiation Protocol (SIP) ICE
RFC 5806 Diversion header field
RFC 5876 Updates to Asserted Identity
RFC 5888 SDP media line grouping (obsoletes RFC 3388)
RFC 5922 Domain Certificates in the Session Initiation Protocol (SIP)
RFC 5952 A Recommendation for IPv6 Address Text Representation
RFC 5954 Essential correction for IPv6 ABNF and URI comparison rules
RFC 5985 HTTP-Enabled Location Delivery (HELD)
RFC 6035 SIP Event Package for Voice Quality Reporting
RFC 6056 Recommendations for Transport-Protocol Port Randomization SIP-Signalling: Use random local port for persistent SIP connections
RFC 6062 Traversal Using Relays around NAT (TURN) Extensions for TCP Allocations TURN V4
RFC 6086 SIP: INFO Method and Package Framework
RFC 6141 Re-INVITE and Target-refresh Request Handling in the Session Initiation Protocol (SIP)
RFC 6156 Traversal Using Relays around NAT (TURN) Extension for IPv6 TURN V6
RFC 6157 IPv6 Transition in the Session Initiation Protocol (SIP)
RFC 6188 The Use of AES-192 and AES-256 in Secure RTP
RFC 6347 Datagram Transport Layer Security Version 1.2 Upgrade DTLS-SRTP to use DTLS 1.2
RFC 6442 Location Conveyance 
RFC 6665 SIP-Specific Event Notification
RFC 6881 Best Current Practice for Communications Services in support of Emergency Calling
RFC 7507 TLS Fallback Signaling Cipher Suite Value (SCSV) for Preventing Protocol Downgrade Attacks
RFC 8643 Opportunistic SRTP (OSRTP) Support of Opportunistic SDP negotiation (O-SRTP)
RFC 8760 The Session Initiation Protocol (SIP) Digest Access Authentication Scheme Support for more secure digest algorithms, e.g., SHA-256 and SHA-512/256, to replace the obsolete MD5 algorithm.

In addition a list of the RFCs supported by Linux is available at