Różnice między wybraną wersją a wersją aktualną.
notatki:cisco_reflexive_acl [2025/05/30 11:15] – utworzono administrator | notatki:cisco_reflexive_acl [2025/05/30 13:39] (aktualna) – administrator | ||
---|---|---|---|
Linia 90: | Linia 90: | ||
Reflexive ACL to prosty sposób na ochronę sieci wewnętrznej przed nieautoryzowanym ruchem przychodzącym, | Reflexive ACL to prosty sposób na ochronę sieci wewnętrznej przed nieautoryzowanym ruchem przychodzącym, | ||
+ | ==== Przykład ==== | ||
+ | |||
+ | {{.: | ||
+ | |||
+ | Konfiguracja FW:\\ | ||
+ | < | ||
+ | FW#show running-config | ||
+ | Building configuration... | ||
+ | |||
+ | Current configuration : 1481 bytes | ||
+ | ! | ||
+ | version 12.4 | ||
+ | service timestamps debug datetime msec | ||
+ | service timestamps log datetime msec | ||
+ | no service password-encryption | ||
+ | ! | ||
+ | hostname FW | ||
+ | ! | ||
+ | boot-start-marker | ||
+ | boot-end-marker | ||
+ | ! | ||
+ | ! | ||
+ | no aaa new-model | ||
+ | memory-size iomem 5 | ||
+ | no ip icmp rate-limit unreachable | ||
+ | ip cef | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | no ip domain lookup | ||
+ | ! | ||
+ | multilink bundle-name authenticated | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | archive | ||
+ | log config | ||
+ | hidekeys | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | ip tcp synwait-time 5 | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | interface FastEthernet0/ | ||
+ | ip address 192.168.1.1 255.255.255.0 | ||
+ | ip access-group wejscie in | ||
+ | | ||
+ | speed auto | ||
+ | ! | ||
+ | interface Serial0/0 | ||
+ | ip address 1.0.0.2 255.255.255.0 | ||
+ | ip access-group wyjscie out | ||
+ | clock rate 2000000 | ||
+ | ! | ||
+ | interface FastEthernet0/ | ||
+ | no ip address | ||
+ | | ||
+ | | ||
+ | speed auto | ||
+ | ! | ||
+ | interface Serial0/1 | ||
+ | no ip address | ||
+ | | ||
+ | clock rate 2000000 | ||
+ | ! | ||
+ | interface Serial0/2 | ||
+ | no ip address | ||
+ | | ||
+ | clock rate 2000000 | ||
+ | ! | ||
+ | interface FastEthernet1/ | ||
+ | no ip address | ||
+ | | ||
+ | | ||
+ | speed auto | ||
+ | ! | ||
+ | interface FastEthernet2/ | ||
+ | no ip address | ||
+ | | ||
+ | | ||
+ | speed auto | ||
+ | ! | ||
+ | ip forward-protocol nd | ||
+ | ip route 0.0.0.0 0.0.0.0 1.0.0.1 | ||
+ | ! | ||
+ | ! | ||
+ | no ip http server | ||
+ | no ip http secure-server | ||
+ | ! | ||
+ | ip access-list extended wejscie | ||
+ | | ||
+ | ip access-list extended wyjscie | ||
+ | | ||
+ | ! | ||
+ | no cdp log mismatch duplex | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | control-plane | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | ! | ||
+ | line con 0 | ||
+ | | ||
+ | | ||
+ | | ||
+ | line aux 0 | ||
+ | | ||
+ | | ||
+ | | ||
+ | line vty 0 4 | ||
+ | login | ||
+ | ! | ||
+ | ! | ||
+ | end | ||
+ | |||
+ | </ | ||