ZyXEL Communications omni.net Plus - Manual (Page 102)

Technical Reference for ZyXEL omni.net series
8-14
password for matching with the local omni.net pre-stored password list.
With a Type 2 connection, the remote terminal will be prompted to enter the password at the initial
connection and the local omni.net will match the entered password with the pre-stored password
list.
These two types of security are summarized in the following table:
Type 1 Security Type 2 Security
Remote
(Calling) Site
ZyXEL ISDN device only. Any brand ISDN TA.
Password
Check
Automatic Interactive
Protocols
Supported
X.75, V.120 Any data protocol (V.110, V.120, X.75)
AT Commands [AT*G1] for Level 1 security
[AT*G2] for Level 2 security
[AT*G3] for Level 1 security
[AT*G4] for Level 2 security
[AT*G5] for Level 3 security
Table 53. Two Types of Security Settings