ZyXEL Communications EX3510-B1, Руководство пользователя

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Chapter 16 Firewall
EX3510-B1 User’s Guide
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16.4.1 Add/Edit an ACL Rule
Click Add new ACL rule or the Edit icon next to an existing ACL rule in the Access Control screen. The
following screen displays. Use this screen to accept, reject, or drop packets based on specified
parameters, such as source and destination IP address, IP Type, service, and direction. You can also
specify a limit as to how many packets this rule applies to at a certain period of time or specify a
schedule for this rule.
Service This displays the transport layer protocol that defines the service and the direction of traffic to
which this rule applies.
Action This field displays whether the rule silently discards packets ( DROP ), discards packets and sends a
TCP reset packet or an ICMP destination-unreachable message to the sender ( REJECT ) or allows
the passage of packets ( ACCEPT ).
Modify Click the Edit icon to edit the rule.
Click the Delete icon to delete an existing rule. Note that subsequent rules move up by one
when you take this action.
Click the Move To icon to change the order of the rule. Enter the number in the # field.
Table 81 Security > Firewall > Access Control (continued)
LABEL DESCRIPTION