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You cannot crawl or index SharePoint sites in FAST Search Server 2010
Article ID: 2570111 - View products that this article applies to.
When you feed content to a multi-node FAST environment in FAST Search Server 2010, the content is not indexed correctly, and the crawl process seems to stop responding.
Additionally, communication errors that resemble the following may be logged on the FAST system:
This problem can occur if the TCP/IP Offload Engine (TOE) is enabled on the FAST Search system. This is because IPSEC does not work correctly with this feature.
In Fast Search for SharePoint, the non-administrator nodes try to communicate with the administrator node via port 13390, which is secured through IPSEC.
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If the Kerberos session encounters a failure, the IPSEC connection is never established, and the socket is not opened. Therefore, connectivity is affected, and the crawling and indexing process fails.
To resolve this issue, disable TOE.
The following procedure is an example of how to determine whether TOE is enabled on the FAST server. If TOE is enabled, you can use the information that is generated in these steps to disable the TOE features.
Step 1: Disable TCP Chimney Offload by using Netsh.exeTo determine the current status of the TCP Chimney Offload feature, follow these steps:
Step 2: Disable IP Task Offload by using Netsh.exeTo determine the current status of the IP Task Offload feature, follow these steps:
Step 3: Disable offloading at the Teaming levelIf a network team is available, Specify the following option settings in Advanced settings for the teaming software:
Step 4: Disable offloading at the network card layer (all network cards)In the advanced configuration for each network adapter that is used, specify the following option settings :
Step 5: Disable TCP Offload in the registry (Applicable to Windows 2003)You can also disable TCP Chimney Offload in the registry. To do this, follow these steps:
Step 6: Verify settings across serversMake sure that the settings that you have made in the previous steps are consistent across all FAST nodes and SharePoint crawl components servers. Then, restart every server.
Windows Network Task Offload
Information about the TCP Chimney Offload, Receive Side Scaling, and Network Direct Memory Access features in Windows Server 2008
The Microsoft Windows Server 2003 Scalable Networking Pack release