configuration challenge

Folks, I need some help with a configuration on a 2610. interface s0->isp/t1 e0->lan. The config follows. The problem is this. Researchers on the lan need to access a website, which is hosted internally and accessed by users on the internet through the router with this statement - ip nat inside source static 192.168.100.220 12.42.40.245 from outside the router. The researchers need to do this as they send page access information (hyperlink) in an e-mail which clients click for easy access. They need to test this hyperlink as if they are a client to make sure the hyperlink is correct. Consequently, they can't just use the lan ip for access to the server. I need to have their http request go out and resolve on the AT&T dns servers and come back in. I'm probably not stating this clearly. if not please respond and I'll try again. thanks!! (This has been a bad couple of weeks as I inadvertently named an MS/win2k3 domain the same name(exactly) as the clients web domain. I'm learning more about dns on a win server than I ever wanted to know. The Microsoft tech guy was nice enough not to humiliate me for making such an inane mistake) So any help will be appreciated with the cisco issue.

config for 2610 show run Building configuration...

Current configuration : 2317 bytes ! version 12.3 service timestamps debug datetime msec service timestamps log datetime msec

! hostname Cisco2610 ! boot-start-marker boot-end-marker ! enable secret enable password ! no aaa new-model ip subnet-zero ! ! ! ip inspect name ethernet_0_0 ftp ip inspect name Ethernet_0_0 smtp ip inspect name Ethernet_0_0 udp ip inspect name Ethernet_0_0 tcp ip audit notify log ip audit po max-events 100 !

! interface Ethernet0/0 description Connected to Ethernet Lan ip address 192.168.100.180 255.255.255.0 ip nat inside no ip mroute-cache full-duplex no cdp enable ! interface Serial0/0 description connected to Internet ip address 12.124.197.158 255.255.255.252 ip access-group 101 in ip nat outside encapsulation ppp no ip mroute-cache service-module t1 remote-alarm-enable ! interface Ethernet0/1 no ip address shutdown half-duplex ! ip nat inside source list 2 interface Serial0/0 overload ip nat inside source static 192.168.100.230 12.42.40.250 ip nat inside source static 192.168.100.216 12.42.40.249 ip nat inside source static 192.168.100.217 12.42.40.248 ip nat inside source static 192.168.100.218 12.42.40.247 ip nat inside source static 192.168.100.219 12.42.40.246 ip nat inside source static 192.168.100.220 12.42.40.245 ip nat inside source static 192.168.100.231 12.42.40.244 ip nat inside source static 192.168.100.215 12.42.40.243 no ip http server no ip http secure-server ip classless ip route 0.0.0.0 0.0.0.0 12.124.197.157 ! ! access-list 2 permit 192.168.100.0 0.0.0.255 access-list 101 permit tcp any host 12.124.197.158 eq telnet access-list 101 permit icmp any any echo access-list 101 permit icmp any any echo-reply access-list 101 permit tcp any any established access-list 101 permit tcp any any eq www access-list 101 permit tcp any any eq smtp access-list 101 permit tcp any any eq pop3 access-list 101 permit tcp any any eq ftp-data access-list 101 permit tcp any any eq ftp access-list 101 permit udp any eq domain any access-list 101 permit tcp any gt 1023 any eq ftp-data access-list 101 permit tcp any any gt 1023 ! snmp-server community imagewerks RW snmp-server enable traps tty ! ! ! ! ! line con 0 line aux 0 ! ! ! end

Reply to
hbush
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look if ur researchers are connecting to the hyperlink via the name u have registered to the AT&T DNS it should work fine. because the request will first go to the AT&T dns. and the AT&T dns will point it towards 12.42.40.245. so again the request from the researcher's PC will b directed towards the router to b routed. next the router will do nat and will send the request to the 192.168.100.220 and here the request will b completed.

i think in this scenerio it should work fine. just tell ur researcher to use the name instead of ip 192.168.100.220 for connecting to the hyperlink.

Reply to
Waqas

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