Symantec Security 5600 Series, Security 5400 Series,Clientless VPN 4400 Series, Administration Manual

Page: 801 / 861

800 Field descriptions
Menu option field descriptions
Network Interfaces panel
The Network Interfaces panel lets you specify parameters for all security gateway interfaces, including
virtual local area network (VLAN) interfaces.
When you are configuring eth1 as an outside interface, you can also enable the appliance as a DHCP
client.
Associated tasks
The tasks that you can perform with this panel include:
■
“Adding a network interface” on page 104
■
“Modifying a network interface” on page 108
■
“Associated panels” on page 795
Add VLANs dialog box
You use the Add VLANs dialog box to specify a trunk port and the VLANs that use it.
Associated tasks
The task that you can perform with this dialog box is:
■
“Adding VLAN interfaces” on page 106
Table D-303 Network Interfaces panel
Field Description
Interface type From the drop-down list, select Outside or Inside.
Name Logical name of the interface. This is the name that is used in rules.
IP address IP address in dotted quad notation.
You must use an IP address that is unique to the subnet to which it connects.
Netmask Subnet mask address.
MAC address MAC address is assigned automatically and cannot be changed.
Enable external ping Lets users issue a ping command on your security gateway.
This option is unchecked by default.
Ping on outside interfaces is disabled as a security measure. The security gateway
does not respond to ping commands issued to the outside interface.
DHCP Client Enables DHCP.
To use DHCP, there must be a DHCP server running on the outside network. When
you enable DHCP, the IP address and netmask text boxes are disabled. The IP
address of eth1 automatically changes to 0.0.0.0.
This option is unchecked by default.
To enable DHCP you must meet the following conditions:
■
You must be modifying the eth1 interface
■
Eth1 must be configured as an outside interface
■
High availability and load balancing (HA/LB) must be disabled
Table D-304 Add VLANs dialog box
Field Description
Interface Network interface that serves as the trunk port for the VLANs.