Microsoft ES4649 Manual De Usuario
Command Line Interface
4-102
4
access-list mac mask-precedence
This command changes to MAC Mask mode used to configure access control
masks. Use the no form to delete the mask table.
masks. Use the no form to delete the mask table.
Syntax
[no] access-list ip mask-precedence {in | out}
• in – Ingress mask for ingress ACLs.
• out – Egress mask for egress ACLs.
• out – Egress mask for egress ACLs.
Default Setting
Default system mask: Filter inbound packets according to specified MAC ACLs.
Command Mode
Global Configuration
Command Usage
• You must configure a mask for an ACL rule before you can bind it to a port or
set the queue or frame priorities associated with the rule.
• A mask can only be used by all ingress ACLs or all egress ACLs.
• The precedence of the ACL rules applied to a packet is not determined by
• The precedence of the ACL rules applied to a packet is not determined by
order of the rules, but instead by the order of the masks; i.e., the first mask
that matches a rule will determine the rule that is applied to a packet.
that matches a rule will determine the rule that is applied to a packet.
Example
Related Commands
mask (MAC ACL)
This command defines a mask for MAC ACLs. This mask defines the fields to check
in the packet header. Use the no form to remove a mask.
in the packet header. Use the no form to remove a mask.
Syntax
[no] mask [pktformat]
{any | host | source-bitmask} {any | host | destination-bitmask}
[vid [vid-bitmask]] [ethertype [ethertype-bitmask]]
[vid [vid-bitmask]] [ethertype [ethertype-bitmask]]
• pktformat – Check the packet format field. (If this keyword must be used in
the mask, the packet format must be specified in ACL rule to match.)
• any – Any address will be matched.
• host – The address must be for a single node.
• source-bitmask – Source address of rule must match this bitmask.
• destination-bitmask – Destination address of rule must match this bitmask.
• vid – Check the VLAN ID field.
• host – The address must be for a single node.
• source-bitmask – Source address of rule must match this bitmask.
• destination-bitmask – Destination address of rule must match this bitmask.
• vid – Check the VLAN ID field.
Console(config)#access-list mac mask-precedence in
Console(config-mac-mask-acl)#
Console(config-mac-mask-acl)#