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DaliSalv22

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ISA Server, Internet keeps dropping!!

Hello,

I'm having a problem with ISA server.  I set up ISA server and everything was working fine there was internet, and I could see all sessions open through the ISA server.  But the next day I come into work and all internet is down on all clients.  So I first try to troubleshoot ISA, no luck.  I then reboot the ISA machine and Internet works on all clients again.  Then 30 minutes later all internet is back down again.  Can someone please help me with this issue?  It's driving me nuts!!  

Here is some info on errors that occurred to see if it helps you out.  I looked under event viewer to see what errors were there and all I see are a SMTPSVC error (Event ID: 115), and a WuSyncService warning (Event ID: 107).  

There were more errors but they were from 2 days ago before the problems started.  But I'll still list them just incase:  W32Time warning (Event ID: 54 & 64),  Server Error (Event ID: 2504).

Under ISA Management Alerts, the only alert that was listed was a "Configuration Error" alert.  

If you need anymore info please let me know.
Thank you for your help,
DaliSalv22
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"then 30 minutes later all internet is back down again.", are the isa services still running at the moment?
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DaliSalv22

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Thanks for the replies.

I don't use IIS on the ISA server, but I do believe it is started.  Do you think that still has an effect on ISA server?  I'll look through those links to see if they help me out.  

Thanks again,
DaliSalv22

Let us know about the results.
Hello,

Well, I enabled ISA Server again and so far so good.  It has been running fine, and no internet dropping has occurred.  Here is a list of what I did, which hopefully solved my problem.  I disabled power management on both external and internal NIC cards, and I removed a small Microsoft Wired Base Station acting as a bridge between ISA server, and Cisco T1 Router.  When I connected the ISA server directly into the Cisco Router internet dropping problems stopped, hopefully.  The only reason I had the Microsoft Base Station there was to act as backup just incase ISA Server went down, I would just change the IP address on a Linksys router, which was connected to the Base Station.  This in turn would give all clients internet access once again.  Using the Linksys router instead of the ISA Server as the gateway.  

I'll keep you posted to see if this is a permanent fix to my ISA problem.  

DaliSalv22