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 Access SQL server behind firewall

Author  Topic 

olivia919
Starting Member

11 Posts

Posted - 2005-05-25 : 14:40:00
My company has firewall. One of my applications requires to go out of the firewall and grab some data from a outside sql serve(sql2.TEST.com). I get access deny error. I do have internet access to outside. is there a way that I can access the outside server from behind the firewall?Thanks for the help!!!!!!!

AjarnMark
SQL Slashing Gunting Master

3246 Posts

Posted - 2005-05-25 : 17:00:50
It is likely that the other server is behind a firewall and it is their firewall that is blocking you, not your own. You will need to contact the admins of that other system to come up with a method of connecting to their server.

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EmeraldCityDomains.com
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donpolix
Yak Posting Veteran

97 Posts

Posted - 2005-05-27 : 08:05:55
"You have internet access outside"- did you mean here your application can access most service ports other than 80?
Well, assuming you can access sql server ports (1433) outside, and you get access denied errors,. it's on the server's end that needs to allow your ip to be accepted.

Donn Policarpio
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tkizer
Almighty SQL Goddess

38200 Posts

Posted - 2005-05-27 : 18:13:08
quote:
Originally posted by olivia919

My company has firewall. One of my applications requires to go out of the firewall and grab some data from a outside sql serve(sql2.TEST.com). I get access deny error. I do have internet access to outside. is there a way that I can access the outside server from behind the firewall?Thanks for the help!!!!!!!




Did the firewall admin punch a hole for the port that SQL Server is listening on? Also, don't use 1433 for servers that need to be protected behind a firewall. Pick a port over 10000.

Tara
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raclede
Posting Yak Master

180 Posts

Posted - 2005-05-29 : 20:20:18
Yah, I agree with Tara since SQL Server are known to run under port 1433, when exposing it to NET it should be wise to change the port number.. since these known ports are first to be scanned.

"If the automobile had followed the same development cycle as the computer, a Rolls-Royce would today cost $100, get a million miles per gallon, and explode once a year, killing everyone inside. "

raclede
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