Creating Named MAC Extended ACLs

　　Step 1 配置终端进入全局配置模式

　　Step 2 mac access-list extended name Define an extended MAC access list using a name.

　　Step 3

　　{deny | permit}

　　{any | host source MACaddress | source MAC address mask}

　　{any |host destination MAC address | destination MAC address mask} [type mask | lsap lsap mask | aarp | amber | dec-spanning | decnet-iv | diagnostic | dsm | etype-6000 | etype-8042 | lat | lavc-sca | mop-console | mop-dump | msdos | mumps | netbios | vines-echo |vines-ip | xns-idp | 0-65535]

　　[cos cos]

　　Step 4 end Return to privileged EXEC mode.

　　Step 5 show access-lists [number | name] Show the access list configuration.

　　Step 6 copy running-config startup-config (Optional) Save your entries in the configuration file.

　　This example shows how to create and display an access list named mac1， denying only EtherType

　　DECnet Phase IV traffic， but permitting all other types of traffic.

　　Switch(config)# mac access-list extended mac1

　　Switch(config-ext-macl)# deny any any decnet-iv

　　Switch(config-ext-macl)# permit any any

　　Switch(config-ext-macl)# end

　　Switch # show access-lists

　　Extended MAC access list mac1

　　10 deny any any decnet-iv

　　20 permit any any