Such ACLs can also be named access lists in which the ACL number is replaced by a keyword. In numbered ACLs, the access-list number can be any number from 100 to 199 or 2000 to 2699 (available in IOS versions >12.0.1). Extended ACLs : Introduced in IOS version 8.3, the extended ACLs are more complex and allow filtering of the IP traffic based on a combination of multiple criterias : source IP address, destination IP address, TCP or UDP port, protocol.This kind of ACL has to be placed near the destination to avoid blocking legitimate trafic from the source. The access-list number can be any number from 1 to 99. Traffic is filtered based on the source IP address of IP packets. Standard ACLs : This is the oldest ACL type which can be configured on Cisco routers.Two types of IP ACL can be configured in Cisco Packet Tracer 7.2 : Verify the fastethernet 1.1 configuration using the show ptp port IOS command to make sure PTP clock is forwarded on the network interface. Verify PTP global configuration using the show ptp clock command Switch#show ptp clockĬlock Identity: 0x00:50:0F:FF:FE:0A:9D:00
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