Re: [SLUG] Linux client for Citrix Access Gateway?

2008-06-01 Thread Daniel Pittman
Sridhar Dhanapalan [EMAIL PROTECTED] writes:

 We're trying to deploy a Linux server into an all-Windows company. Our
 client is actually quite happy with this solution, but we were
 informed a couple of days ago that they have a Citrix Access Gateway
 VPN server that we must go through in order to interact with their
 network.

 I can't seem to find any clear information on how to connect to the
 VPN with our Linux server. The client Citrix refers to appears to be
 for remote desktop use through a Web browser, and is hence useless for
 a server.

Sadly, I think you are out of luck.  My understanding is that the Citrix
Access Gateway VPN server is actually a browser hosted RDP-over-SSL
solution.

Since there isn't, as far as I know, any functional RDP server for Linux
available you are not going to have an easy path to getting this
working, as I understand things.

This may help, though:  http://support.citrix.com/article/CTX109043

 In a cruel twist of irony, I discovered that the Citrix device is
 essentially a Supermicro rackmount unit loaded with RHEL, with the
 proprietary Citrix software running on top.

 So despite our client being happy with a Linux-based solution, they
 seem to be locked into Windows by their VPN.

Depending on how much this is worth you /may/ find that one of two
options suits:

Option one, install PuTTY or another SSH client on a Windows system
within their network.  Use RDP to access that system and then SSH to
connect to your Linux server.

Option two, pay for a commercial RDP server for Linux.

Regards,
Daniel

You could also resurrect http://xrdp.sf.net/ -- but that doesn't look
fun to me.
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Re: [SLUG] Linux client for Citrix Access Gateway?

2008-06-01 Thread Gonzalo Servat
(sorry Sridhar, replied to you directly instead of the list)

On Sat, May 31, 2008 at 11:55 PM, Sridhar Dhanapalan [EMAIL PROTECTED]
wrote:

 We're trying to deploy a Linux server into an all-Windows company. Our
 client
 is actually quite happy with this solution, but we were informed a couple
 of
 days ago that they have a Citrix Access Gateway VPN server that we must go
 through in order to interact with their network.

 I can't seem to find any clear information on how to connect to the VPN
 with
 our Linux server. The client Citrix refers to appears to be for remote
 desktop use through a Web browser, and is hence useless for a server.


I don't know much about Citrix so I could be suggesting something silly, but
I searched a bit of Google and found references to some Linux ICA Client
that apparently connects to the Citrix Access Gateway. Have you used it? Is
this the software they currently use on Windows desktops to connect to the
access gateway?

Failing that, maybe the Citrix Access Gateway VPN Server can be configured
to allow other protocols? (like IPSec, and use something like FreeS/WAN to
connect)

Just throwing some ideas.

- Gonzalo
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Re: [SLUG] Linux client for Citrix Access Gateway?

2008-06-01 Thread Sam Lawrance


On 01/06/2008, at 4:09 PM, Daniel Pittman wrote:


Sridhar Dhanapalan [EMAIL PROTECTED] writes:

We're trying to deploy a Linux server into an all-Windows company.  
Our

client is actually quite happy with this solution, but we were
informed a couple of days ago that they have a Citrix Access Gateway
VPN server that we must go through in order to interact with their
network.

I can't seem to find any clear information on how to connect to the
VPN with our Linux server. The client Citrix refers to appears to be
for remote desktop use through a Web browser, and is hence useless  
for

a server.


Sadly, I think you are out of luck.  My understanding is that the  
Citrix

Access Gateway VPN server is actually a browser hosted RDP-over-SSL
solution.

Since there isn't, as far as I know, any functional RDP server for  
Linux

available you are not going to have an easy path to getting this
working, as I understand things.


There is xrdp.sourceforge.net (a friend told me about it - I have not  
tried it).  Alternatively there are commercial packages available.


I'm not sure this helps if the server is on the evil side of the  
network and needs to VPN in.


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Re: [SLUG] Linux client for Citrix Access Gateway?

2008-06-01 Thread Dave Kempe

Sridhar Dhanapalan wrote:
We're trying to deploy a Linux server into an all-Windows company. Our client 
is actually quite happy with this solution, but we were informed a couple of 
days ago that they have a Citrix Access Gateway VPN server that we must go 
through in order to interact with their network.
  


You might be able to convince them to let your server 'phone home' 
through an OpenVPN tunnel, https if need be and get back into it that way.

We have done that successfully in the past

dave
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Re: [SLUG] Linux client for Citrix Access Gateway?

2008-06-01 Thread Martin Visser
Sridhar,

Not sure exactly which version of the CAG your customer has - but it sounds
like an older version. The newer Citrix Access Gateway Enterprise Edition
(version 8.0 and up) is built on the Netscaler platform (which is BSD
based). This does have a Java client which will run under Linux to give
transparent access. I have a deployment of this under my belt (though the
customer isn't using the Java client - I did verify that it works.)

Martin

On Sun, Jun 1, 2008 at 12:55 PM, Sridhar Dhanapalan [EMAIL PROTECTED]
wrote:

 We're trying to deploy a Linux server into an all-Windows company. Our
 client
 is actually quite happy with this solution, but we were informed a couple
 of
 days ago that they have a Citrix Access Gateway VPN server that we must go
 through in order to interact with their network.

 I can't seem to find any clear information on how to connect to the VPN
 with
 our Linux server. The client Citrix refers to appears to be for remote
 desktop use through a Web browser, and is hence useless for a server.

 In a cruel twist of irony, I discovered that the Citrix device is
 essentially
 a Supermicro rackmount unit loaded with RHEL, with the proprietary Citrix
 software running on top.

 So despite our client being happy with a Linux-based solution, they seem to
 be
 locked into Windows by their VPN.


 --
 Need to fork out $$$ for the next software upgrade? Break the cycle!
 http://www.linux.org.au/linux

 --
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 Subscription info and FAQs: http://slug.org.au/faq/mailinglists.html




-- 
Regards, Martin

Martin Visser
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Re: [SLUG] Linux client for Citrix Access Gateway?

2008-06-01 Thread Ken Foskey
On Sun, 2008-06-01 at 03:51 -0300, Gonzalo Servat wrote:

 I don't know much about Citrix so I could be suggesting something silly, but
 I searched a bit of Google and found references to some Linux ICA Client
 that apparently connects to the Citrix Access Gateway. Have you used it? Is
 this the software they currently use on Windows desktops to connect to the
 access gateway?
 
 Failing that, maybe the Citrix Access Gateway VPN Server can be configured
 to allow other protocols? (like IPSec, and use something like FreeS/WAN to
 connect)

I did that for my old company very often.   Not an issue really.  There
was a Java client and a built in client.  There are instructions on the
internet for installing Linux versions.  Trick was installing the
certificates properly.

Ken

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Re: [SLUG] Linux client for Citrix Access Gateway?

2008-06-01 Thread jam
On Sunday 01 June 2008 21:35:38 [EMAIL PROTECTED] wrote:
  We're trying to deploy a Linux server into an all-Windows company. Our
  client is actually quite happy with this solution, but we were
  informed a couple of days ago that they have a Citrix Access Gateway
  VPN server that we must go through in order to interact with their
  network.
 
  I can't seem to find any clear information on how to connect to the
  VPN with our Linux server. The client Citrix refers to appears to be
  for remote desktop use through a Web browser, and is hence useless for
  a server.

 Sadly, I think you are out of luck.  My understanding is that the Citrix
 Access Gateway VPN server is actually a browser hosted RDP-over-SSL
 solution.

 Since there isn't, as far as I know, any functional RDP server for Linux
 available you are not going to have an easy path to getting this
 working, as I understand things.

 This may help, though:  http://support.citrix.com/article/CTX109043


I'm using xrdp to connect WinCE UMPC to a linux server POS-GUI.
It works well. But ...

http://xrdp.sourceforge.net/

And at last look the protocol for rdp changed with vista and xrdp had not 
caught up

James
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[SLUG] Linux client for Citrix Access Gateway?

2008-05-31 Thread Sridhar Dhanapalan
We're trying to deploy a Linux server into an all-Windows company. Our client 
is actually quite happy with this solution, but we were informed a couple of 
days ago that they have a Citrix Access Gateway VPN server that we must go 
through in order to interact with their network.

I can't seem to find any clear information on how to connect to the VPN with 
our Linux server. The client Citrix refers to appears to be for remote 
desktop use through a Web browser, and is hence useless for a server.

In a cruel twist of irony, I discovered that the Citrix device is essentially 
a Supermicro rackmount unit loaded with RHEL, with the proprietary Citrix 
software running on top.

So despite our client being happy with a Linux-based solution, they seem to be 
locked into Windows by their VPN.


-- 
Need to fork out $$$ for the next software upgrade? Break the cycle!
http://www.linux.org.au/linux


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