[vpn-help] Netgear FVS318

Alexis La Goutte alexis.lagoutte at gmail.com
Wed Nov 17 13:12:01 CST 2010


Hi,

No, the communications never use TCP, ISAKMP use UDP (Port 500).

No trace in Shrew Debug ?

Regards,


On Wed, Nov 17, 2010 at 7:51 PM, <kpickard at simplyc.com> wrote:

>     Hi Alexis. Thanks again for your help.
>
>     Well I noticed that there was a mismatch in the Key Group so I changed
> my Netgear to use DH Group 2 as this is
> what the Shrew client was using for DH exchange. I also explicitly
> specified 3DES as the cipher algorithm on the
> client side rather than auto because I was seeing a lot of trying the
> different options on the Netgear side until
> it settled on 3DES anyway.
>
>     So now things are looking like they are getting further along (see
> Netgear log below). It looks though like
> the Netgear is trying to send back a response (the TX >> AM_R1 line) but I
> am not seeing it at the client side. Is
> there something else I should be doing as the client is behind a NAT
> router? Should the communications from the
> client not be over TCP rather than UDP to make this work?
>
>     Again thanks for all your help.
>
> Wed, 11/17/2010 13:43:00 - TekSavvy IPsec:Receive Packet address:0x1396850
> from 216.254.149.98
> Wed, 11/17/2010 13:43:00 - TekSavvy IKE:Peer Initialized IKE Aggressive
> Mode
> Wed, 11/17/2010 13:43:00 - TekSavvy IKE:RX << AM_I1 : 216.254.149.98
> Wed, 11/17/2010 13:43:00 - TekSavvy IPsec:New State index:1, sno:4
> Wed, 11/17/2010 13:43:00 - TekSavvy IPsec:Agg. Decoded Peer's ID Type is
> ID_FQDN
> Wed, 11/17/2010 13:43:00 - TekSavvy IPsec:Value=66 76 73 5f 72 65 6d 6f 74
> 65 2e 63 6f 6d
> Wed, 11/17/2010 13:43:00 - TekSavvy IPsec:Oakley Transform 1 accepted
> Wed, 11/17/2010 13:43:00 - TekSavvy
> IKE:OAKLEY_PRESHARED_KEY/OAKLEY_3DES_CBC/MODP1024
> Wed, 11/17/2010 13:43:00 - TekSavvy IKE:[Client_Shrew_tmp2] TX >> AM_R1 :
> 216.254.149.98
> Wed, 11/17/2010 13:43:00 - TekSavvy IPsec:inserting event EVENT_RETRANSMIT,
> timeout in 10 seconds for #4
> Wed, 11/17/2010 13:43:04 - TekSavvy IPsec:event after this is
> EVENT_RETRANSMIT in 4 seconds
> Wed, 11/17/2010 13:43:04 - TekSavvy IPsec:handling event EVENT_RETRANSMIT
> for d8fe9562 "Client_Shrew_tmp2" #3
> Wed, 11/17/2010 13:43:04 - TekSavvy IPsec:inserting event EVENT_RETRANSMIT,
> timeout in 20 seconds for #3
>
>
> -----------------------------------~~~~~~~-----------------------------
> Doing what you love is Freedom.  | o   o | Kevin Pickard
> Loving what you do is Happiness. |   ^   |  kpickard at simplyc.com
> ------------------------------^^^-----------^^^------------------------
>
>
> On Wed 10/11/17 12:31 PM , Alexis La Goutte alexis.lagoutte at gmail.comsent:
> > Hi Kevin,
> > The identifier Information (fvs_remote.com [1] and fvs_local.com [2])
> > are actual values to be used, not need to resolve this address.
> > Check your phase1 parameter (ISAKMP)
> >
> > Regards,
> >
> > On Wed, Nov 17, 2010 at 6:25 PM,   wrote:
> >     Thank you Alexis. I went through the VPN Wizard again and
> > followed the steps at the link you provided. I then
> > rebooted my router to make sure it was starting with the proper
> > configuration. Now it appears that my router is no
> > longer flagging the ISAKMP packets as suspicious and tossing them
> > (which is good). In fact it looks like my router
> > is actually trying to process the packets now. But it is having
> > trouble with what it is seeing, based on its own
> > internal logs (below)...and a response is not being sent back to the
> > Shrew client.
> >     My question now is, according to the link you provided, I was
> > to set the Identifier information fields to
> > fvs_remote.com [4] and fvs_local.com [5]. Are these just examples or
> > are they the actual values to be used? Should these
> > not resolve to real addresses? As can be seen below the FQDN of
> > fvs_remote.com [6] is being sent by the Shrew client in
> > the ISAKMP packet. The Netgear then complains about not having a
> > connection. Is this because this address does not
> > resolve?
> >     By the way, the Shrew client is on a network behind a router
> > so is NAT.
> >     Anyway, below is the log from my Netgear. On the Shrew side I
> > only see the ISAKMP packets being sent out every
> > 5 seconds without any response coming back.
> > Wed, 11/17/2010 10:44:22 - TekSavvy IKE:Trying Dynamic IP Searching
> > Wed, 11/17/2010 10:44:28 - TekSavvy IPsec:Receive Packet
> > address:0x1396850 from 216.254.149.98
> > Wed, 11/17/2010 10:44:28 - TekSavvy IKE:Peer Initialized IKE
> > Aggressive Mode
> > Wed, 11/17/2010 10:44:28 - TekSavvy IKE:RX  Hi Kevin,
> > >
> > > There is a VPN wizard in your FVS318v1 ?
> > >
> > > Because use VPN Wizard and information in this blog
> > >
> >
> http://blog.igut.fr/post/2009/02/07/Client-VPN-IPSec-Shrew-avec-Routeur-VPN
> > [9]
> > > -NETGEAR[1]
> > > And it should work !
> > >
> > > Regards,
> > >
> > > On Mon, Nov 15, 2010 at 2:05 PM, Kevin Pickard  wrote:
> > >        Thanks for the response Alexis. So have you managed to
> > > get a FVS318v1 to work? Do you know what configuration I should
> > use?
> > >        As I said in my initial post, my attempts at
> > configuring
> > > it have failed (see below).
> > > At 03:59 AM 2010-11-15, Alexis La Goutte wrote:
> > > >Hi Kevin,
> > > >
> > > >Yes, it work but you should not use the Xauth & ModeConfig (no
> > > available in FVS318v1)
> > > >
> > > >Regards,
> > > >
> > > >
> > > >On Sat, Nov 13, 2010 at 11:19 PM, Kevin Pickard  wrote:
> > > >       I take it no-one else has any experience with this?
> > > Andreas was the only one to respond but his FVS318 appears to be a
> > > newer version and is completely different from mine. I have the
> > older
> > > v1 hardware (FVS318v1). Anyone?
> > > >At 16:59:21 2010-10-26,  wrote:
> > > >>Message: 2
> > > >>Date: Tue, 26 Oct 2010 16:59:21 +0200
> > > >>From:
> > > >>Subject: Re: [vpn-help] Netgear FVS318
> > > >>To:
> > > >>Message-ID:
> > > >>Content-Type: text/plain; charset="iso-8859-1"; Format="flowed";
> > > >>        DelSp="Yes"
> > > >>
> > > >>Zitat von :
> > > >>
> > > >>>      Hello. Does anyone know if the Shrew client will work
> > > with the
> > > >>> Netgear FVS318 router?
> > > >>>
> > > >>>      I have scanned the archives and I have found
> > references
> > > to the
> > > >>> FVG318 but nothing specific about the FVS318. I have seen
> > > references
> > > >>> to needing Mode and Xauth enabled to get the FVS318 to work
> > but
> > > >>> neither of those options exist on the FVS318 (that I can
> > find).
> > > So I
> > > >>> think those people are confusing the FVS318 with another
> > model.
> > > >>>
> > > >>>      Has anyone been able to get the Netgear FVS318 (V1
> > > hardware
> > > >>> running V2.4 firmware) to work with the Shrew client?
> > > >>>
> > > >>>      My initial attempts at trying various configurations
> > > have only
> > > >>> resulted in security warnings on my FVS318 indicating that UDP
> > > >>> packets (from the Shrew Client) are being tossed because they
> > > >>> contain 'Suspicious UDP Data'. I have configured to
> > use
> > > PSK. On the
> > > >>> client
> > > >>> side, via Wireshark, I only see the ISAKMP packet being sent
> > out
> > > >>> (this is the one being tossed by the FVS318) at 5 second
> > > intervals.
> > > >>> The
> > > >>> Shrew client itself shows "bringing up tunnel ...", then
> > > eventually
> > > >>> followed by "negotiation timout [sic] occurred" after the
> > ISAKMP
> > > >>> packet has been sent 4 times.
> > > >>
> > > >>Only some guess:
> > > >>If the netgear has some form of firewall you maybe need to allow
> > > >>inbound UDP port 500 and if using UDP encapsulation port 4500 as
> > > well
> > > >>to get the tunnel up.
> > > >>
> > > >>Regards
> > > >>
> > > >>Andreas
> > > >>
> > > >>
> > > >>-------------- next part --------------
> > > >>A non-text attachment was scrubbed...
> > > >>Name: smime.p7s
> > > >>Type: application/pkcs7-signature
> > > >>Size: 6046 bytes
> > > >>Desc: S/MIME Cryptographic Signature
> > > >>URL:
> > > >>
> > > >>------------------------------
> > > >>
> > > >>_______________________________________________
> > > >>vpn-help mailing list
> > > >>
> > > >>http://lists.shrew.net/mailman/listinfo/vpn-help [10] [19]
> > > >>
> > > >>
> > > >>End of vpn-help Digest, Vol 49, Issue 25
> > > >>****************************************
> > >
> > >
> > >-----------------------------------~~~~~~~-----------------------------
> > > > Doing what you love is Freedom.  | o   o | Kevin Pickard
> > > > Loving what you do is Happiness. |   ^   |
> > >
> > >
> > >------------------------------^^^-----------^^^------------------------
> > > >_______________________________________________
> > > >vpn-help mailing list
> > > >
> > > >http://lists.shrew.net/mailman/listinfo/vpn-help [11] [24]
> > >
> > >
> > -----------------------------------~~~~~~~-----------------------------
> > >  Doing what you love is Freedom.  | o   o | Kevin Pickard
> > >  Loving what you do is Happiness. |   ^   |
> > >
> > >
> > ------------------------------^^^-----------^^^------------------------
> > >
> > >
> > > Links:
> > > ------
> > > [1]
> > >
> >
> http://blog.igut.fr/post/2009/02/07/Client-VPN-IPSec-Shrew-avec-Routeur-VPN
> > [12]
> > > -NETGEAR[15]
> > >
> >
> http://lists.shrew.net/pipermail/vpn-help/attachments/20101026/6b0c93e4/att
> > [13]
> > > achment-0001.bin[16]
> > >
> >
> http://lists.shrew.net/pipermail/vpn-help/attachments/20101026/6b0c93e4/att
> > [14]
> > > achment-0001.bin[19]
> > http://lists.shrew.net/mailman/listinfo/vpn-help [15]
> > > [24] http://lists.shrew.net/mailman/listinfo/vpn-help [16]
> > >
> > >
> >
> >
> > Links:
> > ------
> > [1] http://fvs_remote.com
> > [2] http://fvs_local.com
> > [4] http://fvs_remote.com
> > [5] http://fvs_local.com
> > [6] http://fvs_remote.com
> > [9]
> >
> http://blog.igut.fr/post/2009/02/07/Client-VPN-IPSec-Shrew-avec-Routeur-VPN
> > [10] http://lists.shrew.net/mailman/listinfo/vpn-help
> > [11] http://lists.shrew.net/mailman/listinfo/vpn-help
> > [12]
> >
> http://blog.igut.fr/post/2009/02/07/Client-VPN-IPSec-Shrew-avec-Routeur-VPN
> > [13]
> >
> http://lists.shrew.net/pipermail/vpn-help/attachments/20101026/6b0c93e4/att
> > [14]
> >
> http://lists.shrew.net/pipermail/vpn-help/attachments/20101026/6b0c93e4/att
> > [15] http://lists.shrew.net/mailman/listinfo/vpn-help
> > [16] http://lists.shrew.net/mailman/listinfo/vpn-help
> >
> >
>
> _______________________________________________
> vpn-help mailing list
> vpn-help at lists.shrew.net
> http://lists.shrew.net/mailman/listinfo/vpn-help
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.shrew.net/pipermail/vpn-help/attachments/20101117/35dc37f0/attachment-0002.html>


More information about the vpn-help mailing list