DISA4.21 (Figure 4.45) is a service that allows that someone that is not directly connected to IPBrick or the PBX central, to obtain an internal call sign and execute calls as if he/she was directly connected to the internal network. The user calls the access number to DISA and he/she should type a password followed by the key "#". If the password is correct, the user shall hear the sign indicating that he/she may dial the number. You can also enjoy this service without a password if you want to. The fields necessary to configure a DISA are:
Name: Name of DISA;
Direct access: Address(es)/number(s) through which you may accede DISA.
PIN authentication: It allows the introduction of a password to enable the dialling through DISA;
Password: Access password;
Retype Password: Password confirmation;
Allowed caller ID's: Callers identifiers list which may accede to this service. Insert only one by line.