Configuring Security Features
711
a=fmtp:97 profile-level-id=64001f; packetization-mode=1
a=rtpmap:98 H264/90000
a=fmtp:98 profile-level-id=42801f
a=rtpmap:99 H264/90000
a=fmtp:99 profile-level-id=42801f; packetization-mode=1
a=rtpmap:117 YL-FPR/90000
a=fmtp:117 yl-capset=7;yl-ver=1;yl-ext=19
a=ptime:20
a=rtcp-fb:* ccm fir
a=crypto:1 AES_CM_128_HMAC_SHA1_80 inline:NzVjNDQ1NTQgY2YzYmQ2YzJhZjc0MzZmNmJiMzM1
a=sendrecv
SRTP is configurable on a per-line basis. When SRTP is enabled on both IP phones, RTP streams
will be encrypted, and a lock icon appears on the touch screen of each IP phone after successful
negotiation.
Note
Procedure
SRTP can be configured using the following methods.
Central Provisioning
(Configuration File)
<MAC>.cfg
Configure SRTP feature on a
per-line basis.
Parameter:
account.X.srtp_encryption
Web User Interface
Configure SRTP feature on a
per-line basis.
Navigate to:
http://<phoneIPAddress>/servlet?
m=mod_data&p=account-adv&q=l
oad&acc=0
Details of the Configuration Parameter:
Parameter
Permitted Values
Default
account.X.srtp_encryption
0, 1 or 2
0
Description:
If you enable SRTP, then you should also enable TLS. This ensures the security of SRTP
encryption. For more information on TLS, refer to
Содержание CP969
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