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red-beard 06-25-2013 02:38 PM

Need a VPN expert
 
I'm trying to get my Android devices to talk to a NETGEAR ProSafe VPN Firewall FVS336GV2.

I have successfully configured two of these VPN gateways to talk to each other. I cannot get my Android devices to connect.

id10t 06-25-2013 07:00 PM

Picking correct vpn settings, encryption types, etc? Key exchange being done properly?

stealthn 06-25-2013 07:12 PM

Have to be WAY more specific; there are a ton of "Android devices" along with their variants of operating systems.

red-beard 06-25-2013 07:34 PM

The android application is pretty sparse. I'm trying to use the NCP client. It doesn't have all of the options that are on my firewall.

Firewall side - (key removed)

Config Removed

red-beard 06-25-2013 07:39 PM

Sorry, took me a few minutes to get the screen shots off the Android device.

stealthn 06-25-2013 07:58 PM

Looks good the only thing I would try to change would be your Group ID Type to Full Qualified Domain on the NCP Client. ID same as the one on the Netgear fvs_remote.com

Bob

red-beard 06-25-2013 08:06 PM

Config Removed

masraum 06-25-2013 08:07 PM

What type of Android device is it, a phone or a random tablet? What version of Android?

My phone, has a vpn client built in, that I've managed to get to connect to my home firewall running ipsec, but then it's a Cisco firewall, and that is what I do for a living. A netgear is a little different.

Can you get anything else to connect to the firewall? It would be nice to confirm that something can connect to the firewall before a lot of time is spent troubleshooting the Android.

Are you getting an error message on the Android?

In the netgear, you have "fqdn" selected for the remote identifier, but the client shows ip address and tetralan for the IKE group info. I think the "remote identifier" in the netgear might be the IKE group, but I'm not certain. Those two not agreeing may be the problem.

masraum 06-25-2013 08:10 PM

Quote:

Originally Posted by stealthn (Post 7516495)
I would try to change would be your Group ID Type to Full Qualified Domain on the NCP Client. ID same as the one on the Netgear fvs_remote.com

Bob

+
Quote:

Originally Posted by red-beard (Post 7516511)
2013 Jun 26 03:02:58 [FVS336GV2] [IKE] remote configuration for identifier "tetrawest.dyndns-home.com" found_
2013 Jun 26 03:02:58 [FVS336GV2] [IKE] Aggressive mode of 0.0.0.0[500] is not acceptable._

I think Bob is right.

Most IPSec VPN will have 2 sets of usernames and passwords, IKE and IPSec. In this case, because you have xauth disabled, you've only got the one set, and I don't think you have them configured the same.

red-beard 06-25-2013 08:19 PM

Switched to "Main" instead of Aggressive
Client says

VPN Error
VPN Gateway not responding
(waiting for Msg 6)

Firewall side log

2013 Jun 26 03:16:58 [FVS336GV2] [IKE] Received Vendor ID: CISCO-UNITY_
2013 Jun 26 03:16:58 [FVS336GV2] [IKE] Setting DPD Vendor ID_
2013 Jun 26 03:16:59 [FVS336GV2] [IKE] Received Malformed packet of payload length 19394 and total length 64._
2013 Jun 26 03:17:08 [FVS336GV2] [IKE] Received Malformed packet of payload length 8724 and total length 64._
- Last output repeated 2 times -
2013 Jun 26 03:17:26 [FVS336GV2] [IKE] Ignore information because ISAKMP-SA has not been established yet._
2013 Jun 26 03:17:59 [FVS336GV2] [IKE] Phase 1 negotiation failed due to time up for 76.31.194.205[10952]. 2dfeeacb86a5afca:f3549ca129cb446f_

stealthn 06-25-2013 08:19 PM

Strange it says aggressive mode not accepted, when it's set....?

Use mode config on the Netgear and name both ends...

red-beard 06-25-2013 08:20 PM

Quote:

Originally Posted by masraum (Post 7516512)
What type of Android device is it, a phone or a random tablet? What version of Android?

My phone, has a vpn client built in, that I've managed to get to connect to my home firewall running ipsec, but then it's a Cisco firewall, and that is what I do for a living. A netgear is a little different.

Can you get anything else to connect to the firewall? It would be nice to confirm that something can connect to the firewall before a lot of time is spent troubleshooting the Android.

Are you getting an error message on the Android?

In the netgear, you have "fqdn" selected for the remote identifier, but the client shows ip address and tetralan for the IKE group info. I think the "remote identifier" in the netgear might be the IKE group, but I'm not certain. Those two not agreeing may be the problem.

Samsung Galaxy Tab 7.0 Plus, Android 4.0.4

red-beard 06-25-2013 08:23 PM

Quote:

Originally Posted by masraum (Post 7516512)
Can you get anything else to connect to the firewall? It would be nice to confirm that something can connect to the firewall before a lot of time is spent troubleshooting the Android.

I have successfully connected two of these gateways through VPN. In fact, I'm HOME, connecting to the work gateway through the VPN. So it does work. I'm trying to get a client to gateway VPN to work.

red-beard 06-25-2013 08:26 PM

Quote:

Originally Posted by stealthn (Post 7516530)
Strange it says aggressive mode not accepted, when it's set....?

Use mode config on the Netgear and name both ends...

I switched it to "Main", but the Netgear didn't accept the change, at first. I figured out how to disable it and switch both sides. Now the errors is "MSG 6" on the android side and the VPN log is above.

stealthn 06-25-2013 08:28 PM

No it should be aggressive, main mode is for site to site tunnels.

red-beard 06-25-2013 08:31 PM

OK, somehow the ID type switch, they are both now FQDN.

Still getting error 6, but the gateway log is

Config Removed

red-beard 06-25-2013 08:32 PM

OK, I'll switch them back to aggressive.

red-beard 06-25-2013 08:35 PM

Switched back to aggressive.

Client:

IKE Error (Phase 2)
Lost contact to peer

Gateway

Config Removed

red-beard 06-25-2013 08:37 PM

Looks like we're getting closer...

red-beard 06-25-2013 08:39 PM

I'm guessing I need to select XAUTH.


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