How many group Supportepar ASA 5520 vpn for remote access

Hello

Howmany vpn group is supported on asa 5520 with configuraion vpn remote access.

Concerning

1 if nat-control is disabled and you do not have any other order NAT in your config file, you do not have it. Try to remove the existing "NAT 0" command and "clear xlate."

2. you must ensure that your network inside know they can go by ASA to access remote vpn client IP. You have any device layer 3 behind the ASA that does the routing. If so, please verify that this is the routing table.

Tags: Cisco Security

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    Hello

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    • Define the VPN pool in the ACL of VPN L2L
      • You should make sure that the pool network VPN Client is defined in the ACL that define 'interesting' traffic to connect VPN L2L. So, you need to add the pool VPN VPN L2L configurations on the sites of Central America and remote control
    • Configure NAT0 / NAT exempt for remote VPN Client to L2L VPN Site traffic at both ends of the VPN L2L
      • You must ensure that the NAT0 / exempt NAT rules exist for the VPN Client for Remote Site traffic. This will have to be configured on the SAA "outside" interface. Format of configuration varies naturally a bit on the ASA Central his software level.

    These should be the most common things to set up and confirm for traffic to flow between the VPN Client and Remote Sites

    Hope this helps please rate if yes or ask more if necessary.

    -Jouni

  • ASA 5510 - VPN for DMZ with static rule?

    I have a 5510 ASA with a number of virtual private networks to other sites, allowing the traffic to and from the Interior of the networks.

    I need to establish a VPN rule to another site, but they have very little access to resources on my local network.  Because I am not in control of the SAA on this end permanently, I need to control that access on my 5510.

    (the following is not my real IP, but I use them for this example)

    My network: 10.100.1.x

    My DMZ: 192.168.1.x

    Internal network of other sites: 172.16.1.x

    I wanted to try to create a VPN between the site and the specific address of DMZ on my side and then allow access to internal addresses using static rules.  I decided to use a static rule to enable http access to a specific server (for example):

    static (inside, dmz) 192.168.1.200 tcp 80 10.100.1.200 80

    I need allow traffic here:

    access-list permits DMZ_IN tcp host 172.16.1.10 host 192.168.1.200 eq 80

    Access-group interface dmz DMZ_IN

    And of course, rules of access list which allow traffic that I can apply to the VPN:

    toSite host 192.168.1.200 ip access list permit 172.16.1.10

    And I don't want that traffic THAT NAT had between my DMZ and the other site:

    nonatDMZ of the host 192.168.1.200 ip access list permit 172.16.1.10

    NAT (dmz) 0-list of access nonatDMZ

    NAT (dmz) 1 0.0.0.0 0.0.0.0

    And, of course, the corresponding rules on their ASA must be in place, allowing traffic to 192.168.1.200, not NAT it.

    Everything is in place, but 172.16.1.10 to 192.168.1.200 http traffic never reaches 10.100.1.200.  I know the following:

    1. the VPN is configured correctly.  If I add rules allowing traffic to (and from) 172.16.1.10 and 10.100.1.200 directly, they work.

    2 packet trace shows me that traffic is allowed.

    3. the works of static rule: to access the 192.168.1.200:80 of another host on the same interface, DMZ, which brings me to 10.100.1.200:80

    4. in the process of running a sniffer package on 10.100.1.200 shows 172.16.1.10 traffic does not reach it.

    So I'm banging my head against the wall here.  I'm sure it's something simple I'm missing.  Anything else I need to check?  Should I go about this a different way?

    Thank you.

    What you are trying to reach is not supported. You cannot configure NATing between the inside and the demilitarized zone interfaces while your VPN connection is from the external interface. The static NAT (inside the dmz) that you have configured will only work if the connection is initiated from the inside towards the demilitarized zone and vice versa.

    I think that what you are trying to reach is only allowing access on TCP/80 to10.100.1.200 for the VPN tunnel.

    You must configure your option 1:

    1. the VPN is configured correctly.  If I add rules allowing traffic to (and from) 172.16.1.10 and 10.100.1.200 directly, they work.

    You can configure vpn-filter to limit the traffic to the only TCP/80, and he attributed to group policy that you have assigned to this particular tunnel group then.

    Example:

    web access list - allow permit tcp host 172.16.1.10 host 10.100.1.200 eq 80

    internal group-policy-strategy web

    attribute group web-strategy strategy

    value of VPN-filter web - allows

    global-tunnel-group attributes

    Group Policy - by default-web-policy

    Here is an example configuration for your reference:

    http://www.Cisco.com/en/us/products/HW/vpndevc/ps2030/products_configuration_example09186a00808c9a87.shtml

    Hope that helps.

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