IP access list 101 deny ip 192.168.0.0 0.0.0.255 61.0.0.0 0.255.255.255 (12 match(es)) permit ip anpermit ip any any

IP access list 101 deny ip 192.168.0.0 0.0.0.255 61.0.0.0 0.255.255.255 (12 match(es)) permit ip anpermit ip any any access-list 101 deny ip any any 是什么意思 特别是ip icmp udp 还有ftp ,这些协议是什么意思,什么时候 access-list 101 permit ip any any 已经包含了所有,那前面的这句access-list 101 permit tcp any host 1access-list 101 permit tcp any host 192.168.1.2 eq www ,access-list 101 permit ip any any ,是不是写了后面这句access-list 101 per 访问控制列表中的host是什么意思1.access-list 101 deny tcp host 172.16.1.8 any eq telnetaccess-list 101 permit ip any any2.access-list 101 permit tcp host 172.16.1.8 host 172.16.2.8 eq telnetaccess-list 101 permit ip any any上面2个host ip access-list standard jsj_policy permit 10.0.0.0 0.0.0.255 deny any access-list 101 deny ip any 172.21.12.0 0.0.0.255,是否可以拒绝任何IP流量访问172.21.12.0/24网段应用在int vlan25的out口上,命令是：ip access-group 101 out,想要得到的结果是禁止vlan25访问172.21.12.0/24这个网段内的 access-list 191 deny ip 10.0.0.0 0.255.255.255 255.0.0.0 0.255.255.255 这个ACL的具体意思是什么? 关于访问控制列表ACL问题!1.有如下所示的某访问控制列表：access-list 101 deny tcp host 172.16.1.8 any eq telnetaccess-list 101 permit ip any any其作用是拒绝IP地址为172.16.1.8的主机发出的,到任意地址的Telnet请 英语翻译越具体越好!据我所知,扩展ACL的格式应该是 access-list 扩展号 permit/deny ip 主机IP 反掩码 目的IP 目的IP反掩码 #ip access-group 10 out access-list 4 permit any和ip access-group 4 out在访问控制列表中是什么意思?RouterC(config)#access-list 4 permit 10.65.1.1 路由C允许IP10.65.1.1通过RouterC(config)#access-list 4 deny 10.65.1.0 0.0.0.255 路由C不允许10.65.1.（任 ACL 访问控制列表ip access-list extended R1permit udp host 192.168.1.20 host 192.168.1.40 eq 500permit esp host 192.168.1.20 host 192.168.1.40permit ip 1.1.1.1 0.0.0.255 2.2.2.2 0.0.0.255deny ip any any 会ACL的进.禁止服务器192.168.8.2访问192.168.9.1主机access-list 1 deny host 192.168.8.2access-list 1 permit anyInterface g 2/0Ip access-group out我是这么打的.可是当我PING 192.168.9.2的时候也PING不通,这是怎么回事啊,怎 Cisco Router(config)#access-list 1 permit 192.168.1.0 0.0.0.255Router(config)#ip nat pool wan 120.199.2.113 120.199.2.114 netmask 255.255.255.252Router(config)#ip nat inside source list 1 pool wan overloadRouter(config)#ip route 0.0.0.0 0.0.0.0 120.1 扩展访问控制列表：access-list 101 deny icmp any any echo 后面那个echo是什么意思? cisco 中的ACL的in和OUT方向大家怎么理解的!此图中要禁止所有的PC PING通R0 这个ACL应该怎么写!我是这么写的!access-list 101 deny icmp any host 202.96.69.39access-list 101 deny icmp any host 128.37.48.59access-list 101 de Access denied - too much traffic from your IP address. access-list 10 permit any 各是什么含义?