配置动态ACL
CoreA(config)#access-list 120 dynamic CCNA timeout 5ip permit any host 10.0.6.1
^
% Invalid input detected at '^' marker.
CoreA(config)#access-list 120 dynamic CCNA timeout 5ip permit ip 10.0.4.0 0.0.0.255 host 10.0.7.1
^
% Invalid input detected at '^' marker.
CoreA(config)#access-list 120 dynamic CCNA timeout 120 permit ip 10.0.4.0 0.0.0.255 host 10.0.7.1
^
% Invalid input detected at '^' marker.
CoreA(config)#access-list 120 permit tcp any 10.0.4.0 0.0.0.255 eq telnet
CoreA(config)#access-list 120 dynamic CCNA timeout 120 permit ip 10.0.4.0 0.0.0.255 host 10.0.7.1
^
% Invalid input detected at '^' marker.
为什么我这个配置动态ACL 一直显示错误呢,是哪里出了问题吗?