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Employee

Employee

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547 Messages

Monday, April 11th, 2011 5:22 PM

SSL negotiation failed (error 243)

by fischest » Tue Mar 15, 2011 1:54 pm

Hello, I am at a client site where I have to connect through a proxy. This proxy as observed seems to terminate SSL connections and I have to manually install a trusted authority certificate in my browser. For the Global Network Client I need a solution how to connect through this proxy. Is it possible to install a trusted authority anywhere?

Kind regards,
Steffen
*I am an AT&T employee, and the postings on this site are my own and don't necessarily represent AT&T's position, strategies or opinions.

Scholar

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251 Messages

11 years ago

Hello,

 

We would need the entire Zip file.  There should be a file called AgnLog (todays dae).zip

 

Thank You

Tutor

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9 Messages

11 years ago

Hello. when I press 'view support log' from the screen (see attached screen shot), an internet tab pops up and it creates an .htm filed located at file:///C:/ProgramData/AGNS/NetClient/Support.htm. i have attached this file. Where else can I look for the zip file? i have searched that file name and nothing appears in my C directory.

 

There are also other .log files in that same directory. Please let me know if you would like to see those.

2 Attachments

Scholar

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251 Messages

11 years ago

Hello,

 

This support log is in HTM format we should be able to review it now and see what may be going on.

 

Thank You

Tutor

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9 Messages

11 years ago

ok, so there is nothing else you need from me? I will be waiting for further console.

 

Thanks,

Laura

Tutor

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9 Messages

11 years ago

Could I please have a status update on this issue?

 

Thank you,

Laura

Scholar

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251 Messages

11 years ago

Hello Laura,

 

The logs indicate no internet connection is present. This could be becasue the proxy you are using (proxy.cupey.bppr.com:8080 ) is not allowing the SSLT VPN connection.
If this is an authenticating proxy you will have to provide credentials to allow internet access. You may want to check with local IT support on the Proxy logs to help determine why traffic is not flowing.

 

Thank You

 

   

 

Contributor

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3 Messages

11 years ago

Many users have been sending the logs, but solution still doesn't seem to have been obtained.

 

I am following this issue, but no resolution to the problem.

 

I am attaching my today's log.

 

Thank you in advance to resolve this issue.

 

Regards,

 

Sriram

1 Attachment

Tutor

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4 Messages

11 years ago

I am also facing the same issue when I am on client site.

Could you please check my logs and tell me the problem too..

My client network team confirms that they have allowed IPSEC and SSL both with the firewall and proxy. My other team members are able to connect to German VPN Atnt server. But some how mine is not working.

 

1 Attachment

Tutor

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4 Messages

11 years ago

Can some body please reply to my post

Tutor

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4 Messages

11 years ago

Please could you update on this issue.

Thank you,

Sumit

Contributor

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2 Messages

11 years ago

I have followed your advise about changing some login details and it has worked, but does that affect the security of the VPN , I have done this at home, not through my IT department. I am just afraid if what I have done breaches security in any way.

Contributor

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3 Messages

11 years ago

Could you please mention what is the change you did on the login details.

 

Thanks in advance,

 

Sriram

Employee

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587 Messages

11 years ago

 

What changes did you make?  If you are referring to changing your service to SSL then yes, this service is just as secure.

You can read more about the SSL service starting on page 95 of our Admin guide.

http://www.corp.att.com/agnc/windows/documentation/adminguide.pdf

 

 

Thank you.

 

Contributor

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2 Messages

11 years ago

On settings , login preferences, I checked overide defaults and also checked under VPN Details - use ephemeral source ports for IPSec. Is that OK , security wise?

Employee

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587 Messages

11 years ago

Yes, that is ok.    This option is enabled by default in versions 9.3 and higher.

 

When enabled, the AT&T Global Network Client will NOT stop Microsoft’s IPSec service and will use ephemeral

source ports (1024+). This enables Microsoft to have sole ownership of IPSec source ports 500 and 4500.

 

Thank you.

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