Cisco 837

[Wizard]

Prova a cercare "ip inspect" su questo forum intanto...

[@lan72]

ciao prova a vedere questa conf di riferimento con firewall confrontala con la tua e cerca di capire la logica

http://www.ciscoforums.it/viewtopic.php?t=9006

attenziona in particolare questo

ip inspect log drop-pkt
ip inspect name Firewall cuseeme
ip inspect name Firewall dns
ip inspect name Firewall ftp
ip inspect name Firewall h323
ip inspect name Firewall https
ip inspect name Firewall icmp
ip inspect name Firewall imap
ip inspect name Firewall pop3
ip inspect name Firewall rcmd
ip inspect name Firewall realaudio
ip inspect name Firewall rtsp
ip inspect name Firewall esmtp
ip inspect name Firewall sqlnet
ip inspect name Firewall streamworks
ip inspect name Firewall tftp
ip inspect name Firewall tcp
ip inspect name Firewall udp
ip inspect name Firewall vdolive


e questo

access-list 101 remark Traffico abilitato ad entrare nel router da internet
access-list 101 deny ip 0.0.0.0 0.255.255.255 any
access-list 101 deny ip 10.0.0.0 0.255.255.255 any
access-list 101 deny ip 127.0.0.0 0.255.255.255 any
access-list 101 deny ip 169.254.0.0 0.0.255.255 any
access-list 101 deny ip 172.16.0.0 0.15.255.255 any
access-list 101 deny ip 192.0.2.0 0.0.0.255 any
access-list 101 deny ip 192.168.0.0 0.0.255.255 any
access-list 101 deny ip 198.18.0.0 0.1.255.255 any
access-list 101 deny ip 224.0.0.0 0.15.255.255 any
access-list 101 deny ip any host 255.255.255.255
access-list 101 permit udp host [1-DNS-RISOLUXIONE-NOMI-X-ROUTER] eq domain any
access-list 101 permit udp host [2-DNS-RISOLUXIONE-NOMI-X-ROUTER] eq domain any
access-list 101 permit tcp host 63.208.196.96 eq www any log
access-list 101 permit udp host 207.46.232.42 eq ntp any
access-list 101 permit udp host 192.43.244.18 eq ntp any
access-list 101 permit gre any any
access-list 101 deny icmp any any echo
access-list 101 deny ip any any log
access-list 102 remark Traffico abilitato ad entrare nel router dalla ethernet
access-list 102 permit ip any host 192.168.0.221
access-list 102 deny ip any host 192.168.0.255
access-list 102 deny udp any any eq tftp log
access-list 102 deny ip any 0.0.0.0 0.255.255.255 log
access-list 102 deny ip any 10.0.0.0 0.255.255.255 log
access-list 102 deny ip any 127.0.0.0 0.255.255.255 log
access-list 102 deny ip any 169.254.0.0 0.0.255.255 log
access-list 102 deny ip any 172.16.0.0 0.15.255.255 log
access-list 102 deny ip any 192.0.2.0 0.0.0.255 log
access-list 102 deny ip any 192.168.0.0 0.0.255.255 log
access-list 102 deny ip any 198.18.0.0 0.1.255.255 log
access-list 102 deny udp any any eq 135 log
access-list 102 deny tcp any any eq 135 log
access-list 102 deny udp any any eq netbios-ns log
access-list 102 deny udp any any eq netbios-dgm log
access-list 102 deny tcp any any eq 445 log
access-list 102 permit ip 192.168.0.0 0.0.0.255 any
access-list 102 permit ip any host 255.255.255.255
access-list 102 deny ip any any log

e le interfacce dove si applicano tipo

interface bvi1
ip access-group 101 in


interface Dialer0
ip inspect firewall out
ip access-group 100 in