Akuvox X933 Series - Voice Encryption

X933 Administrator Guide
AKUVOX SMART INTERCOM www.akuvox.com
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14.4.Voice Encryption
The encryption function provides you with greater security for the intercom
call. And, X933 series support three modes of voice encryption:
SRTP(compulsory), SRTP(Optional), ZRTP(Optional) on web Account >
Advanced > Encryption interface.
Note:
 Default unlock PIN is 123456.