CISCO ACL Question

blastxp

Junior member
  • Jul 8, 2007
    64
    3
    8
    can someone suggest me an ACL solution to stop Branch Office VLAN 1 Accessing Head office VLAN 20.

    Head office VLAN 20 should not have HO VLAN 1 access or branch office access

    Please check both router configs posted here



    Head Office Router

    interface Tunnel0
    ip address 192.168.254.253 255.255.255.252
    tunnel source Vlan10
    tunnel destination X.X.X.X
    !
    interface FastEthernet2
    description Internet_WAN
    switchport access vlan 10
    !
    interface FastEthernet3
    switchport access vlan 20
    !
    interface Vlan1
    description Local LAN
    ip address 10.0.0.138 255.255.255.0
    ip nat inside

    interface Vlan10 (WAN Interface)
    ip address X.X.X.X 255.255.255.252
    ip nat outside

    interface Vlan20
    description Sales_Interface
    ip address 192.168.0.254 255.255.255.0
    ip nat inside
    !
    router ospf 1
    passive-interface default
    no passive-interface Tunnel0
    no passive-interface Vlan1
    network 10.0.0.0 0.255.255.255 area 0
    network 192.168.0.0 0.0.255.255 area 0
    !
    ip nat inside source list 1 interface Vlan10 overload

    ip nat inside source static tcp 10.0.0.33 8001 interface Vlan10 8001
    ip nat inside source static tcp 192.168.0.229 1234 interface Vlan10 1234
    ip nat inside source static udp 192.168.0.229 1234 interface Vlan10 1234

    ip route 0.0.0.0 0.0.0.0 X.X.X.X (VLAN 10)
    !
    access-list 1 remark INSIDE_IF=Vlan1
    access-list 1 permit 10.0.0.0 0.0.0.255
    access-list 1 permit 192.168.0.0 0.0.255.255



    Branch Office ROuter


    interface Tunnel0
    ip address 192.168.254.254 255.255.255.252
    tunnel source Dialer0
    tunnel destination X.X.X.X (Head Office WAN)
    tunnel protection ipsec profile protect-gre
    !
    interface Vlan1
    description Local LAN
    ip address 192.168.0.249 255.255.255.0
    ip nat inside

    !
    interface Dialer0
    description $FW_OUTSIDE$
    ip address negotiated
    ip nat outside
    !
    router ospf 1
    passive-interface default
    no passive-interface Tunnel0
    no passive-interface Vlan1
    network 10.0.0.0 0.255.255.255 area 0
    network 192.168.0.0 0.0.255.255 area 0

    !
    ip nat inside source list 1 interface Dialer0 overload
    ip nat inside source static tcp 192.168.0.10 8001 interface Dialer0 8001
    ip route 0.0.0.0 0.0.0.0 Dialer0

    access-list 1 remark INSIDE_IF=Vlan1
    access-list 1 permit 10.0.0.0 0.0.0.255
    access-list 1 permit 192.168.0.0 0.0.255.255

    Many Thanks