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570
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1
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ASA VPN not connecting

matthew2587
Level 1
Level 1

I am new to configuring VPNs and have this topology.

Background: we just added site 3 and created the VPN connection and it is currently working.

site 3 ---VPN------- site 1------VPN----- site2

Site 1 can communicate with both site 2 and 3. However, site 2 cannot communicate with site 3 and vice-versa. I thought this would be a simple fix on an acl/nat rule, but I cannot seem to figure this out. I am happy to provide configurations to help.

edit: I should also include that I did a packet tracer on site 1 from the subnets of 2 to 3 and it showed that it was allowed.

 

1 Accepted Solution

Accepted Solutions

it simple but need correct steps 
1- Site1 to Site2 VPN 
in Site1 
ACL permit LAN-Site1 to LAN-Site2
ACL permit LAN-Site3 to LAN-Site2
in Site2
mirror of above ACL 

route in site2 toward site1 for site3LAN

2-Site1 to Site3 
in Site1
ACL permit LAN-Site1 to LAN-Site3
ACL permit LAN-Site2 to LAN-Site3 
in Site3 
mirror of above ACL 

route in site3 toward site1 for site2LAN 

that it 
MHM


View solution in original post

7 Replies 7

it simple but need correct steps 
1- Site1 to Site2 VPN 
in Site1 
ACL permit LAN-Site1 to LAN-Site2
ACL permit LAN-Site3 to LAN-Site2
in Site2
mirror of above ACL 

route in site2 toward site1 for site3LAN

2-Site1 to Site3 
in Site1
ACL permit LAN-Site1 to LAN-Site3
ACL permit LAN-Site2 to LAN-Site3 
in Site3 
mirror of above ACL 

route in site3 toward site1 for site2LAN 

that it 
MHM


Are these ACEs going to be added to ACL that is matched by the crypto map?

yes friend 

MHM

Thank you, I was applying the ACLs in the wrong spots.

Do you think you could help with one more connection issue?

sure friend what is your issue 
MHM

Your solution worked and we have connectivity, but our remote-access VPN users do not. They get a 192.168.252.0/24 address, so I thought it would be easy and just to add that network to ACLs, cryptomap, etc. But, that does not seem to be working, so I was wondering if you had any ideas?

I should mention that the users have connectivity to site-2 but not site-3, I tried to mirror the config on site 2 (changing the networks to reflect site) but it does not work or I missed something.