[na]acl拒绝访问流量审计

acl审计拒绝的流量及拒绝提示

interface Ethernet0/0
　　ip address 12.1.1.2 255.255.255.0
　　ip access-group 10 in
　　half-duplex

R1#
*Mar 1 00:04:32.587: ICMP: dst (12.1.1.1) administratively prohibited unreachable rcv from 12.1.1.2