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C
HAPTER
4: M
ANAGING
D
EVICE
S
ECURITY
■
Ethertype
— Provides an identifier that differentiates between
various types of protocols.
■
Action
— Specifies the ACL forwarding action. In addition, the port
can be shut down, a trap can be sent to the network administrator, or
packet is assigned rate limiting restrictions for forwarding. The options
are as follows:
■
Permit
— Forwards packets which meet the ACL criteria.
■
Deny
— Drops packets which meet the ACL criteria.
■
Shutdown
— Drops packet that meets the ACL criteria, and
disables the port to which the packet was addressed. Ports are
reactivated from the
Port Administration Setup Page
.
To create a new MAC-based ACL:
1
Select
Create ACL
.
2
Enter the name of the new ACL
.
3
Click
. The new ACL is created, and the device is updated.
To define a new MAC-based ACL rule:
1
Select
Selection ACL
.
2
Select the ACL from the list.
3
Define the fields for the new ACL rule.
4
Click
. The new MAC-based ACL rule settings are configured,
and the device is updated.