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VPN Between Cisco Pix 501 and Netscreen 25 running in Transparent Mode

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JJCP

MIS
Apr 25, 2005
10
US
I've looked all over the web as well as here at these forums, but have found very little documentation on this setup (see subject). I've used the article on cisco's site and also reviewed the article on juniper.net. Juniper states that I should use the Transparent modes sys-ip address as the peer, which I have done. I've also followed all other steps exactly. I was successful with creating a vpn between two cisco's using similar steps, but the Netscreen in Transparent mode is giving me fits.

Can anyone suggest anything that I should double check?
 
As far as I remember, you need to add a new tunnel interface with the ip you want to use as the vpn termination point. The tunnel interface should be bound to the untrusted zone, then set up the rest of the tunnel as normal.

I dont run any firewalls in transparant mode, but I seem to remember that from my training.

Stu
 
Thanks for the suggestion stooo. I will double check this.

-Jp
 
I've managed to get a connection established now, but I can't get any communication between the two networks. Ping times out, etc. Can anyone please look at the log below and see if this looks correct?

======================================================

02-20 17:41:41 info IKE<xx.xx.xx.195> Phase 2 msg ID <172e2a79>: Completed negotiations with SPI <101e0516>, tunnel ID <16>, and lifetime <3600> seconds/<4608000> KB.

2006-02-20 17:41:41 info IKE<xx.xx.xx.195>: Phase 2 msg ID <172e2a79>: Received responder lifetime notification. (0 sec/4608000 KB)

2006-02-20 17:41:41 info IKE<xx.xx.xx.195>: Received a notification message for DOI <1> <24576> <NOTIFY_RESPONDER_LIFETIME>.

2006-02-20 17:41:40 info IKE<xx.xx.xx.195>: Received initial contact notification and removed Phase 1 SAs.

2006-02-20 17:41:40 info IKE<xx.xx.xx.195>: Received initial contact notification and removed Phase 2 SAs.

2006-02-20 17:41:40 info IKE<xx.xx.xx.195>: Received a notification message for DOI <1> <24578> <NOTIFY_INITIAL_CONTACT>.

2006-02-20 17:41:40 info IKE<xx.xx.xx.195> Phase 2: Initiated negotiations.

2006-02-20 17:41:40 info IKE<xx.xx.xx.195> Phase 1: Completed Main mode negotiations with a <3600>-second lifetime.
 
loooks like the tunnel is set up properly. Does your policy alloow the traffic?

You should have a rule with action tunnel, and select whatever you called the vpn tunnel

Stu
 
I got it going now. I had the mask wrong on the access list of the cisco. All is well now. Thanks for your tips.

-Jp
 
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