ZyXEL Communications Dimension GS-3012, User Manual, Page: 165 / 259

GS-3012/GS-3012F User’s Guide
Access Control 24-1
Chapter 24
Access Control
This chapter describes how to control access to the switch.
24.1 About Access Control
Click Maintenance , Access Control from the navigation panel to display the screen as shown. From this screen
you can configure SNMP, up to four web configurator administrators, enable/disable remote service access and
configure trusted computers for remote access.
Figure 24-1 Access Control
24.2 Access Control Overview
The following table describes how many concurrent management sessions are permitted when the multiple login
feature is either enabled or disabled.
Table 24-1 Access Control Overview
Multiple Login Console port SSH Telnet FTP Web SNMP
Enabled One console port
session
SSH and Telnet share four
sessions. One session Up to five
accounts
No limit
Disabled The console port, SSH and Telnet share one session.
The console port has the highest priority and Telnet
has the lowest priority. One session Up to five
accounts
No limit
With the multiple login feature disabled, a console port access control session and Telnet access control session
cannot coexist. The console port has higher priority. If you telnet to the switch and someone is already logged in
from the console port, then you will see the following message.