Administrator's Guide

Chapter 8. Network Configuration
Netmask/Bits
Enter the mask of the network where the DNS Name Or IP Address applies.
Network address
The IP address of the network where the DNS Name Or IP Address applies.
Broadcast address
Shows the broadcast address of the network in the Network address field.
VLAN Id
VLANs are used for clustering IP ranges into logical networks. A VLAN id is simply a
number, which identifies the VLAN uniquely within your network.
Enter a VLAN id for this network. You don’t need to use a named VLAN (defined on the
VLAN page).
VLAN Name
If you entered the VLAN id of a named VLAN, the name will show here.
Delete Row
If you select this box, the row is deleted when you click on Create new rows, Save, or Look
up all IP addresses again.
Create
Enter the number of new rows you want to add to the table, and then click on Create.
If the interface should obtain its IP address from a DHCP server, the settings should be like
in the image below. With a DHCP IP, no aliases can be defined for the interface.
Alias
3Com VCX IP Telecommuting Module can use extra IP addresses, aliases, on its interfaces.
All alias IP addresses must belong to one of the Directly Connected Networks you have
specified.
Aliases are necessary for setting up a STUN server.
If the interface obtains its IP address dynamically, no aliases can be defined.
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