Yealink SIP-T2 SERIES Administrator's Manual page 885

Details of the Configuration Parameter:
Parameters
account.X.srtp_encryption
Description:
Configures whether to use voice encryption service for account X.
0-Disabled
1-Optional
2-Compulsory
If it is set to 1 (Optional), the IP phone will negotiate with the other IP phone what
type of encryption to utilize for the session.
If it is set to 2 (Compulsory), the IP phone is forced to use SRTP during a call.
X ranges from 1 to 16 (for SIP VP-T49G/SIP-T48G/T46G/T29G)
X ranges from 1 to 12 (for SIP-T42G)
X ranges from 1 to 6 (for SIP-T41P/T27P)
X ranges from 1 to 3 (for SIP-T40P/T23P/T23G)
X ranges from 1 to 2 (for SIP-T21(P) E2)
X is equal to 1 (for SIP-T19(P) E2/CP860)
Note: For Yealink Cloud account, it is the same effect that if you set this parameter
to 0 or 1, the IP phone will negotiate with the other IP phone what type of encryption
to utilize for the session.
Web User Interface:
Account->Advanced->RTP Encryption(SRTP)
Configuring Security Features
et?p=account-adv&q=load&ac
c=0
For SIP VP-T49G:
http://<phoneIPAddress>/servl
et?m=mod_data&p=account-a
dv&q=load&acc=0
Configure SRTP feature for IP
call.
Navigate to:
For SIP VP-T49G:
http://<phoneIPAddress>/servl
et?m=mod_data&p=account-a
dv&q=load&acc=0
Permitted Values
0, 1 or 2
Default
0
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