cancel
Showing results for 
Search instead for 
Did you mean: 
cancel
428
Views
0
Helpful
3
Replies

I can't access web server with public address from internal lan behind ASA

san_dec21
Level 1
Level 1

thanks in advance

One of my customer have topology like below

Lan---ASA----Router--------internet

Behind ASA in lan their is one web server which is natted with public ip on asa.Internet users can access the web server with public dns name.But when internal client try to access the web server with public dns name,it is not working.we had tried dns doctoring ,but no positive result.we also tried by configuring public dns on asa outside interface,but fail.

Can some help me to sort out this problem

3 Replies 3

shivlu jain
Level 5
Level 5

are you using nat 0 or not

regards

shivlu

Goutam Sanyal
Level 4
Level 4

Hi,

Go for DNS Doctoring with Static NAT:

#static (lan_zone,out_side) out_side_ip lan_zone_ip netmask 255.255.255.255

#static (lan_zone,lan_zone) out_side_ip lan_zone_ip netmask 255.255.255.255

Note: Asumeing its in LAN_Zone,no ACL is required.

Thanks

Goutam

pls rate if it helps u!!!

Goutam Sanyal
Level 4
Level 4

Hi,

Problem solved?

Thanks

Goutam

Review Cisco Networking for a $25 gift card