3Com VCX 2102 Telephone Manual page 25

Table 5 Feature Codes
Code
461
600
640
995
996
997
998
999
Description
Displays the User Directory on the Display Panel.
Displays the Program menu on the Display Panel.
Enables or disables the Mute function.
Force registration. For administrator use only.
Performs soft reset. For administrator use only.
Performs hard reset. For administrator use only.
Displays debug information. For administrator use only.
Enables or disables assert. For administrator use only.
Feature Codes 25