3Com 2928 - Baseline Plus Switch PWR, Руководство пользователя

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1-6
Figure 1-3
The page for configuring an basic IPv4 ACL
Table 1-6 describes the configuration items for creating a rule for a basic IPv4 ACL.
Table 1-6
Configuration items for a basic IPv4 ACL rule
Item Description
Select Access Control List (ACL)
Select the basic IPv4 ACL for which you want to configure rules.
Available ACLs are basic IPv4 ACLs that have been configured.
Rule ID
Select the
Rule ID
option and type a number for the rule.
If you do not specify the rule number, the system will assign one
automatically.
Operation
Select the operation to be performed for IPv4 packets matching
the rule.
z
Permit
: Allows matched packets to pass.
z
Deny
: Drops matched packets.
Check Fragment
Select this option to apply the rule to only non-first fragments.
If you do no select this option, the rule applies to all fragments
and non-fragments.
Check Logging
Select this option to keep a log of matched IPv4 packets.
A log entry contains the ACL rule number, operation for the
matched packets, protocol that IP carries, source/destination
address, source/destination port number, and number of
matched packets.
Source IP Address
Source Wildcard
Select the
Source IP Address
option and type a source IPv4
address and a wildcard mask, in dotted decimal notation.