标准IP访问控制列表的基本格式为access-list[1ist number][permit|deny][host/any][sourceaddress][wild-card-mask][log],请填写其参数描述。
a、list number……………………………………______
b、permit/deny…………………………………______
c、source address………………………………______
d、host/any……………………………………______
e、windcad-mask………………………………______
只封禁一台地址为193.62.40.230主机的access-list的正确配置是______。
A:access-list 110 permit ip any any B:access-list 110 deny ip host 193.62.40.230 any C:access-list 110 deny ip any host 193.62.40.230 D:access-1ist 110 deny ip host 193.62.40.230 any E:access-list 110 deny ip any host 193.62.40.230 F:access-list 110 permit ip any any G:access-list 110 deny ip host 193.62.40.230 any H:access-list 110 deny ip any host 193.62.40.230 I:access-list 110 deny ip host 193.62.40.230 any J:access-list 110 permit ip any any K:access-list 110 deny ip any host 193.62.40.230
标准IP访问控制列表的基本格式为access-list[1ist number][permit|deny][host/any][sourceaddress][wild-card-mask][log],请填写其参数描述。
a、list number……………………………………______
b、permit/deny…………………………………______
c、source address………………………………______
d、host/any……………………………………______
e、windcad-mask………………………………______
标准IP访问控制列表的基本格式为access—list[list number][permit | deny][host/any][sourceaddress][wildcard—mask][log],请填写其参数描述。
①1ist number……………………………(1)
②permit/deny……………………………(2)
③source address…………………………(3)
④host/any…………………………………………(4)
⑤wildard—mask…………………………………(5)
(1)表号范嗣
(2)允许或拒绝
(3)源地址
(4)主机匹配
(5)通配符屏蔽码
如果要在路由器的某端口上过滤所有端口号为1434的UDP数据包,那么使用的access-1ist命令是()。
A:access-list 100 deny udp any any It 1434 B:access-list 100 deny udp any any gt 1434 C:access-list 100 deny udp any any eq 1434 D:access-list 100 deny udp any any neq 1434
用标准访问控制列表禁止非法地址192.168.24.0/24的数据包进出路由器的正确配置是
A:access-list 110 deny 192.168.24.0 0.0.0.255
access-1ist 110 permit any B:access-list 10 denyr 192.168.24.0 255.255.255.0
access-list 10 permit any C:access-list 50 permit any
access-list 50 deny 192.168.24.0 0.0.0.255 D:access-1ist 99 deny 192.168.24.0 0.0.0.255
acess-list 99 permit any