Symantec Security 5600 Series, Security 5400 Series,Clientless VPN 4400 Series, Руководство администратора

Страница: 658 / 861

657 Field descriptions
Assets field descriptions
Associated tasks
The task that you can perform with this tab is:
■
“Configuring a single computer with a host network entity” on page 160
Host Network Entity Properties—Description tab
Optionally, provides an extended description. This information is useful to help track changes or it can
be used as criteria for searches.
The maximum length is 20,000 alphanumeric characters.
Subnet Network Entity Properties—General tab
The Subnet Entity Properties dialog box lets you define an entity to represent a network or subnetwork
within a particular IP address range.
Associated tasks
The task that you can perform with this tab is:
■
“Defining a network or subnet with a subnet entity” on page 162
Table D-103
Host Network Entity Properties—Spoof Protection tab
Field Description
Available Lists the interfaces that are not associated with this host network entity for the purpose of
spoof protection.
When packets with this host network entity as a source or destination arrive through the
interfaces in this list, the security gateway does not check whether they are arriving
through the correct interface.
Selected Lists the interfaces that are associated with this host network entity for the purpose of
spoof protection.
When packets with this host network entity as a source or destination arrive through the
interfaces in this list, the security gateway checks whether they are arriving through the
correct interface.
Packets that arrive on an interface that is not in the list are rejected and a notice level error
message is generated.
Table D-104 Subnet Network Entity Properties—General tab
Field Description
Entity name A unique name for the subnet entity.
The maximum length is 256 characters.
Allowed characters are a-z, A-Z, numerals, periods (.), dashes (-), and underscores (_).
Do not include spaces in the name. The characters @,!,#,$,%,
^
,&,*,<,> and other reserved
characters are also invalid.
Network address IP address of the subnet.
IP addresses must be between 7 and 15 characters long. Allowed characters are numerals
and periods.
Netmask Subnet mask.
The length range of the subnet mask must be between 25 and 30 in CIDR format.
Allowed characters are numerals and periods.
The default value is 255.255.255.0.