Firewall-1

Re: [FW-1] SSH VPN over non-standard port

Subject: Re: [FW-1] SSH VPN over non-standard port
From: Lindsay Hill <lindsay.k.hill AT GMAIL DOT COM>
To: FW-1-MAILINGLIST AT AMADEUS.US.CHECKPOINT DOT COM
Date: Tue, 29 Nov 2005 20:18:07 +0000
Quick points:

* Are you using NGX? That offers you the SmartDefense option of blocking ssh over non-standard ports. You can also block sshv1 from about R54 onwards.

* What do your logs say? Make sure you also check your SmartDefense logs

* Is DNS all OK?

* What does tcpdump/fw monitor show you?

 - Lindsay

On 29 Nov 2005, at 19:49, Sean Donaghey/HDGH wrote:

Hi Reinhard,

I changed the https service Protocol-Type to "None", and then vendor still
cannot SSH to their box.  Any other ideas?

Thanks,

Sean




Reinhard Stich <r.stich AT INTERNET-SECURITY DOT AT>
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Re: [FW-1] SSH VPN over non-standard port






hi,

fw1 tries to deny tunneling over ssl - and http on port 443 does not
look like ssl ... so this is blocked.

you should define https as protocol-type "none" ...

cheers
reinhard

At 14:58 24.11.2005, you wrote:
Hi,

I have a VPN user trying to SSH into a box over port 443, and it is not working through our VPN. I can SSH to the same box over port 443 when on the internal network. The connection attempt is accepted to the SSH box, but the key prompt never comes up to accept. Does Checkpoint allow SSH
access when not using the standard port 22?

Thanks,

Sean



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