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CISCO ACL Question
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<blockquote data-quote="blastxp" data-source="post: 21333550" data-attributes="member: 39270"><p>can someone suggest me an ACL solution to stop Branch Office VLAN 1 Accessing Head office VLAN 20. </p><p></p><p>Head office VLAN 20 should not have HO VLAN 1 access or branch office access </p><p></p><p>Please check both router configs posted here </p><p></p><p><strong><span style="color: DarkRed"></span></strong></p><p><strong><span style="color: DarkRed"></span></strong></p><p><strong><span style="color: DarkRed">Head Office Router </span></strong></p><p><strong><span style="color: DarkRed"></span></strong></p><p>interface Tunnel0</p><p> ip address 192.168.254.253 255.255.255.252</p><p> tunnel source Vlan10</p><p> tunnel destination X.X.X.X</p><p>!</p><p>interface FastEthernet2</p><p> description Internet_WAN</p><p> switchport access vlan 10</p><p>!</p><p>interface FastEthernet3</p><p> switchport access vlan 20</p><p>!</p><p>interface Vlan1</p><p> description Local LAN</p><p> ip address 10.0.0.138 255.255.255.0</p><p> ip nat inside</p><p></p><p>interface Vlan10 (WAN Interface)</p><p> ip address X.X.X.X 255.255.255.252</p><p> ip nat outside</p><p></p><p>interface Vlan20</p><p> description Sales_Interface</p><p> ip address 192.168.0.254 255.255.255.0</p><p> ip nat inside</p><p>!</p><p>router ospf 1</p><p> passive-interface default</p><p> no passive-interface Tunnel0</p><p> no passive-interface Vlan1</p><p> network 10.0.0.0 0.255.255.255 area 0</p><p> network 192.168.0.0 0.0.255.255 area 0</p><p>!</p><p>ip nat inside source list 1 interface Vlan10 overload</p><p></p><p>ip nat inside source static tcp 10.0.0.33 8001 interface Vlan10 8001</p><p>ip nat inside source static tcp 192.168.0.229 1234 interface Vlan10 1234</p><p>ip nat inside source static udp 192.168.0.229 1234 interface Vlan10 1234</p><p></p><p>ip route 0.0.0.0 0.0.0.0 X.X.X.X (VLAN 10)</p><p>!</p><p>access-list 1 remark INSIDE_IF=Vlan1</p><p>access-list 1 permit 10.0.0.0 0.0.0.255</p><p>access-list 1 permit 192.168.0.0 0.0.255.255</p><p></p><p></p><p><span style="color: darkred"><strong></strong></span></p><p><span style="color: darkred"><strong>Branch Office ROuter</strong></span></p><p></p><p>interface Tunnel0</p><p> ip address 192.168.254.254 255.255.255.252</p><p> tunnel source Dialer0</p><p> tunnel destination X.X.X.X (Head Office WAN)</p><p> tunnel protection ipsec profile protect-gre</p><p>!</p><p>interface Vlan1</p><p> description Local LAN </p><p> ip address 192.168.0.249 255.255.255.0</p><p> ip nat inside</p><p></p><p>!</p><p>interface Dialer0</p><p> description $FW_OUTSIDE$</p><p> ip address negotiated</p><p> ip nat outside</p><p> !</p><p>router ospf 1</p><p> passive-interface default</p><p> no passive-interface Tunnel0</p><p> no passive-interface Vlan1</p><p> network 10.0.0.0 0.255.255.255 area 0</p><p> network 192.168.0.0 0.0.255.255 area 0</p><p></p><p>!</p><p>ip nat inside source list 1 interface Dialer0 overload</p><p>ip nat inside source static tcp 192.168.0.10 8001 interface Dialer0 8001</p><p>ip route 0.0.0.0 0.0.0.0 Dialer0</p><p></p><p>access-list 1 remark INSIDE_IF=Vlan1</p><p>access-list 1 permit 10.0.0.0 0.0.0.255</p><p>access-list 1 permit 192.168.0.0 0.0.255.255</p><p></p><p>Many Thanks</p></blockquote><p></p>
[QUOTE="blastxp, post: 21333550, member: 39270"] 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 [B][COLOR="DarkRed"] Head Office Router [/COLOR][/B] 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 [COLOR="darkred"][B] Branch Office ROuter[/B][/COLOR] 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 [/QUOTE]
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