Aastra Telecom SISIP 57I CT - Manual (Page 313)

Encryption and the IP Phone
41-001160-00, Rev 01 Release 2.0 7-5
Encryption and the IP Phone
Encryption and the IP Phone Example 7
Use the "-v" variable to display version number.
C:\> anacrypt -v
The encryption tag format supported by this anacrypt is: Tuzo v1.3 rev1
The corresponding IP phone firmware build is: 20051017