ZyXEL Communications VSG-1200 V2, Руководство пользователя

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VSG-1200 V2 User’s Guide
59 Chapter 5 System
User Session
Limit
You can set the VSG to limit the number of sessions each user can use at a time.
Select
Unlimited to allow each user to use any number of sessions at a time.
Select the second option and enter the number of sessions (between 1 and 1024)
each user is allowed to use at a time.
Layer 2 Isolation
Security
If you activate NAT, select Enable in this field to prevent communication between
subscribers. This is the default selection.
Select
Disable to deactivate layer 2 security and allow communication between
subscribers.
Console Type Use this field to set the function of the console port on the front panel of the VSG.
Select Console Setting when you connect the console port directly to a computer
for local management. This is the default setting.
Select
Statement Printer and select the printer model when you connect the
console port a statement print.
Console Port The fields in this section of the screen are applicable when you select Select the
fields below to configure the Console port.
Note: If you change the console port settings, make sure you also
make the same change to the terminal emulator software.
Bits per
second
This field only applies when you select Console Setting in the Console Type
field.
Select a console port speed from the drop-down list box. Choices are
1200 , 2400 ,
4800 , 9600 (default), 14400 , 19200, 38400 , 57600 and 115200 .
Data bits Select a data bit from the drop-down list box.
Parity Select the parity from the drop-down list box.
Stop bits Select the stop bit from the drop-down list box.
Administrator
Authorized Access
IP Address
Select Any to use any computer to access the web configurator on the VSG.
Select Specify and then enter the IP address(es) or a range of IP addresses of the
computer(s) that is allowed to log in to configure the VSG.
Multicast
Passthrough
Select Enable to allow multicast traffic to pass through the VSG. This may affect
your network performance.
Select
Disable to prevent any multicast traffic from passing through the VSG. This
is the default setting.
Allow remote user
to ping the device
Select Enable to respond to Ping requests from the LAN or WAN interface.
Select Disable to not respond to Ping requests from the LAN or WAN interface.
SSL Certificate Certificate Secure Socket Layer (SSL) security allows you to create a secure
connection between the VSG and the client computer(s).
Select
Default to use the default system-generated SSL certificate.
Select Custom Certificate to use a certificate obtained from a certificate authority.
Refer to Chapter 31 on page 206 for more information.
Apply Click Apply to save the changes.
Table 4 System Setting: System (continued)
LABEL DESCRIPTION