BinTec X4000, User Manual

Page: 326 / 498

326 X4000 User’s Guide
Configuration of Security Functions and Firewall
10
Until you have changed the default password for the user name
admin
, a
warning is always given after logging in.
Auto logout To make unauthorized access difficult, the connection to X4000 is disconnected
if no keyboard entry is made for a period of 15 minutes. You can change the
time with the command
t <time in seconds>
(see chapter 14.1, page 412 ).
10.2.2 Checking the Calling Party Number
CLID X4000 uses Calling Line Identification (
➤➤
CLID ) to check the calling party
number of an incoming call.
Screening indicator You can also determine whether calling party numbers have been modified by
the calling parties. With some connections, it is possible that another number
(e.g. 5678) is displayed at the called party’s terminal, instead of the calling
party’s own extension number (e.g. 1234). X4000 can detect this from the
Caution!
All BinTec routers are shipped with the same user names and passwords. As
long as the password remains unchanged, they are not protected against
unauthorized use. How to change the passwords is described in "Changing the
password", page 85 .
➤
You must change the passwords as described in chapter 4.2, page 76 .
➤
Also make sure that unauthorized persons do not have access to the X4000
power supply, serial console and
➤➤
Ethernet connection.
If you carry out a software update (see chapter 11.2, page 371 ), you should
deactivate auto logout as follows: Enter
t 0
in the SNMP shell.
You can create additional user accounts with the aid of SNMP commands (see
the
Software Reference ). A certain password and a certain action can be
assigned to a user.