Isa Server 2006 Error
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Yosefi - MSFTNovember 24, 20082 Share 0 0 1. Connection Timeout – you should believe. It is very interesting how many people really don’t believe that when ISA triggers the error 10060 is because ISA didn’t receive an answer from the destination host. Most of the time the question after they receive this error is: Why ISA is timing out? How can I increase the timeout from ISA so it doesn’t show me this error? Why ISA is doing that? Let’s demystify this and understand https://technet.microsoft.com/en-us/library/bb794832.aspx that ISA doesn’t do this, the timeout is a due the Windows Operating parameter under the TCP/IP stack or better saying the windows Sockets implementation called winsock. The parameters that controls this are: TcpMaxConnectRetransmissions, TcpMaxDataRetransmissions and TCPInitialRtt located under HKLM\SYSTEM\CCS\Services\Tcpip\Parameters. Also, for ISA Server there is a KB191143 that explains in more details this registry setting. It is not recommended to change https://blogs.technet.microsoft.com/isablog/2008/11/24/error-10060-while-browsing-internet-through-isa-server-2006/ this default registry setting for this parameter until you really understand why this is happening. Remember that ISA Server is only responsible to externalize the result of the time out by showing the error below: Figure 1 – The infamous 10060 error. Let’s go under the hood and see what happens when ISA shows this error. 2. Demo Scenario The scenario where the user is receiving this error has the following topology: Figure 2 – Diagram used in this network. The downstream server is using the following configuration for webchain: Figure 3 – Web Chain. The following network monitor trace was taken from the external interface of the ISA Server downstream server: Downstream ISA sends the SYN for TCP port 8080 to 192.168.40.10 (upstream): 10:08:05.779 192.168.1.113 192.168.40.10 TCP TCP:Flags=……S., SrcPort=12493, DstPort=HTTP Alternate(8080), PayloadLen=0, Seq=1953064972, Ack=0, Win=65535 (scale factor 0) = 65535 …no answer and then it try again: 10:08:08.743 192.168.1.113 192.168.40.10 TCP TCP:[SynReTransmit #11]Flags=……S., SrcPort=12493, DstPort=HTTP Alternate(8080), PayloadLen=0, Seq=1953064972, Ack=0, Win=65535 (scale factor 0) = 65535 Notice that after approximately 3 seconds the downs
| Address Book | Member List | Search | FAQ | Ticket List | Log Out Error Code 64 Host not available - Problem solved Users viewing this topic: none Logged in as: Guest Tree Style Printable Version All Forums http://forums.isaserver.org/Error_Code_64_Host_not_available_-_Problem_solved/m_340004100/tm.htm >> [ISA Server 2004 Cache] >> General >> Error Code 64 Host not available - Problem solved Page: [1] Login Message << Older Topic Newer Topic >> Error Code 64 Host not available - Problem solved - 21.Sep.2004 11:06:00 https://community.spiceworks.com/topic/174067-problems-with-local-hosted-website-error-500-isa-issues PM pegeberg Posts: 16 Joined: 1.Dec.2003 From: South Dakota Status: offline Hello,On certain web pages (and not many) I am getting an error page from ISA 2004 server that reads like this.Network Access Message: The page can isa server not be displayed.Explanation: The request timed out before the page could be retrieved.Technical information.Error Code 64: Host not availableBackground: The gateway or proxy server lost connection to the Web Servr:Source: Remote server.Running the live log monitor on the clients accessing this site: The "GET" command returns a connection failed.When first browsing to the page www.dakotadirectory.com it works fine. The initial connection is great. When clicking further into the page to do a search for a business "name" like santema isa server 2006 or "heading" like insurance I get the above proxy default error page. I can not replicate this error on my home machine or on a dsl connection we have at work that is not behind the ISA server. After getting the message a refresh will bring up most of the page with out all the link images and the refreshing causes the logging to create additional "connections failed" with the "GET" command. It does not matter if it SNAT or Firewall Client. I have searched groups.google.com, this board and microsoft board and can not find a similiar problem. The firewall rule that I have going from internal --> external is basically an any any rule. This is a tri-homed machine. [ October 10, 2004, 11:45 PM: Message edited by: oscararter ] Post #: 1 Featured Links* RE: Error Code 64 Host not available - Problem solved - 22.Sep.2004 9:49:00 PM pegeberg Posts: 16 Joined: 1.Dec.2003 From: South Dakota Status: offline I also turned off caching to fix to see if it would fix this problem and it did not. I turn on caching with 512 meg of space for appproximately at the peak internet traffic two hundred users. Would the HTTP filter have anything to do this. I just have the defaults configured. (in reply to pegeberg) Post #: 2 RE: Error Code 64 Host not available - Problem solved - 23.Sep
Chris (Microsoft) Technical Consultant/SI GROUP SPONSORED BY MICROSOFT See more RELATED PROJECTS Automated Bagging Software Upgrade This was a project to upgrade the software on our automated bagging macine and add an additional three bagging stations. SBS 2008 to Server 2012 r2 + Exchange 2013 Upgrade from SBS 2008 to Windows Server 2012 R2 with two Hyper-V VMs One VM running AD, DHCP and DNS Other VM running Exchange 2013 and Sophos Pure Message ACCI Afghan Chamber of Commerce and Industry (ACCI) TECHNOLOGY IN THIS DISCUSSION Join the Community! Creating your account only takes a few minutes. Join Now We have a landing page on our domain that we use to allow easy access to our internal services for employees. Not quite an Intranet page, but not a public page either. In any case, it was working fine until roughly August of this year when a cert expired. I have the certs updated on each of the systems, but I am still running into an issue. When I connect to the website from my house (over RDP) I get the 500 code: "Error Code: 500 Internal Server Error. The network logon failed (1790)" I did some research and a page I found mentioned something about the firewall rule in the ISA server is forwarding the requests to an internal server on a port that it is not listening on. He then suggests that a site using https:// is directed to an http:// site, and this IS our case as well, but I'm not sure where to go to look up the settings he mentioned on ISA (the server is ISA 2006, by the way) I'm an IIS n00b, I don't have any idea where to go for this stuff... The Blog referenced is: http://reidablog.blogspot.com/2007/10/error-code-500-internal-server-error.html
Edit: More info, ISA server has a log that states: Description: ISA Server was unable to establish an SLL connection with 10.0.1.45. The network logon failed. This failure is due to an error: The network logon failed. x.1.45 is indeed the local server that it's supposed to connect to for this particular website, but I'm not sure where I need to look to fix this error. Reply Subscribe   1 Reply Thai Pepper OP ThomasTrain Dec 5, 2011 at 11:10 UTC Ok, lets start with the obvious question first: Do logins from the internal network work properly? If so then we will focus on ISA. Things to collect: What is the exact URL you use to login internally to the IIS web server Https://site.doman.local blah blah blah. Is the IIS configured to only allow SSL traffic or does it also allow non-ssl? Does logins vis non-ssl work properly? How is authentication h