Value Range • 0: SRTP• 1: RTP/SRTP• 2: Panasonic Original• 3: SRTP/RTPNote• 0: Use only SRTP for outgoing and incoming calls.• 1: Use only RTP for outgoing calls, and RTP or SRTP forincoming calls.• 2: Use RTP or SRTP for both outgoing and incoming calls. Thisvalue is valid only when the unit is connected to a PanasonicPBX. "SRTP_MIX_TRANSFER_ENABLE_n" must also be set to"Y".• 3: If you are using "RTP/AVP" and append "a=crypto", and theresponse message includes "a=crypto", the conversation willbe established with SRTP. If "a=crypto" is not included, theconversation will be established with RTP.Default Value 1Web User Interface Reference SRTP Mode (Page 147)SRTP_MIX_CONFERENCE_ENABLE_nParameter Name Example SRTP_MIX_CONFERENCE_ENABLE_1,SRTP_MIX_CONFERENCE_ENABLE_2, …,SRTP_MIX_CONFERENCE_ENABLE_8Value Format BOOLEANDescription Specifies whether to allow conferences where each participant can useeither SRTP or RTP.Value Range • Y: Enable• N: DisableDefault Value NWeb User Interface Reference Enable Mixed SRTP & RTP by Conference (Page 147)SRTP_MIX_TRANSFER_ENABLE_nParameter Name Example SRTP_MIX_TRANSFER_ENABLE_1,SRTP_MIX_TRANSFER_ENABLE_2, …,SRTP_MIX_TRANSFER_ENABLE_8Value Format BOOLEANDescription Specifies whether to allow call transfers between a user who is usingSRTP and a user who is using RTP.Value Range • Y: Enable• N: DisableDocument Version 2017-07 Administrator Guide 3075.3.27 SRTP Settings