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  • H.323 Version 2

  • RFC 2833 Digit Transmission

  • H.245 UUI Support

  • H.245 Tunneling

  • Fast Start 

See IMG 1010 - Overview of H.323 for more information

SIP

RFC

Description

2327

Session Description Protocol (SDP)

2976

SIP Info

3261

SIP: Session Initiation Protocol

3262

SIP PRACK

3264

SDP Offer/Answer Model (Do not support multiple 'm' lines in SIP SDP)

3265

SIP Subscribe/Notify

3311

SIP Update

3323

SIP Privacy Header

3325

Asserted Identity

3326

SIP Reason Header

3372

SIP for Telephones (SIP-T)

3398

ISUP/SIP Mapping

3515

SIP Refer

3551

Payload Type Support

3578

Mapping

3581

ISUP overlap signaling to SIP

3666

Call Flows - SIP to PSTN Dialing

3725

SIP to PSTN Call Flows

3764

Third Party Call Control for SIP

3891

SIP Replace Header

3892

SIP Referred by Mechanism

3960

Early Media and Tone Generation

4028

ENUM Registration for SIP Addresses

  • SIP 3xx Gateway Responses

  • SIP Diversion Header

  • SIP Trunk Group ID's

  • SIP Codec Negotiation

  • SIP Busy Out Modem Bypass

  • SIP-T

  • SIP-I

See IMG 1010 - SIP Overview for more information

ROUTING:

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