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New Member

router 1811+ asa5505

I have Network ISP->Router 1811-> ASA 5505->WorkStation

I want have access to internet with public ip serves on work station. Help me debug configs on router and firewall.

Config router:

interface FastEthernet0

description $ES_WAN$$FW_OUTSIDE$

ip address xx.255.134.158

no ip redirects

no ip unreachables

no ip proxy-arp

ip nat outside

ip virtual-reassembly

ip route-cache flow

duplex auto

speed auto


interface FastEthernet9


interface Vlan1


ip address

no ip redirects

no ip unreachables

no ip proxy-arp

ip nat inside

ip virtual-reassembly

ip route-cache flow

ip tcp adjust-mss 1452

ip http server

ip http authentication local

ip http secure-server

ip http timeout-policy idle 60 life 86400 requests 10000

ip nat inside source list 1 interface FastEthernet0 overload


logging trap debugging

access-list 1 remark INSIDE_IF=Vlan1

access-list 1 remark SDM_ACL Category=2

access-list 1 permit

no cdp run

Config Firewall:


interface Vlan2

nameif outside

security-level 0

ip address xx.255.134.159


interface Vlan12

nameif inside

security-level 100

ip address


interface Ethernet0/0

switchport access vlan 2


interface Ethernet0/1


interface Ethernet0/2

switchport access vlan 12


global (outside) 1 xx.255.134.160-xx.255.134.190 netmask

global (outside) 1 interface

nat (inside) 1

route outside xx.255.134.158 1

New Member

Re: router 1811+ asa5505

I believe with proper IOS image version 1811 router can do at least similar tasks as ASA 5505 but ASA is very powerful. Let consider a scenario which given in following url please click it

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