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Alacritech Accelerator Users Guide 

2-11

 

8. 

IMPORTANT!

 

- Follow steps 1 through 6, removing 

each 

Alacritech Accelerator

 as described in step 4. 

9.  Shut down the computer, and unplug the power cable. 

Failure to do so may endanger you, and may damage 
the adapter or computer. 

Note:  Alacritech Accelerators use components that are 

sensitive to ESD. Proper ESD handling and 
storage should be followed. 

10.  Remove the computer cover, and remove the Alacritech 

Accelerator. 

Содержание SES1001F

Страница 1: ...Alacritech Accelerator Users Guide...

Страница 2: ...s document is the official reference source for all revisions releases of these products until rescinded by an update Copyright 2000 2005 Alacritech Inc All rights reserved Alacritech the Alacritech l...

Страница 3: ...aimed functionality with hardware and software not provided by Alacritech No license is granted under Broadcom s patents expressly by implication by exhaustion or otherwise to use or sell the accelera...

Страница 4: ...es for monitoring and maintaining Accelerator performance and procedures for special server circumstances Chapter 4 Configuring Teaming and Failover supplies instruction on how to set up EtherChannel...

Страница 5: ...on Select Interfaces 3 11 3 5 Configuring Advanced Properties 3 12 4 Configuring Teaming and Failover 4 1 4 1 Overview of Teaming and Failover 4 1 4 2 Recommended Order of Implementation 4 3 4 3 Windo...

Страница 6: ...Alacritech Accelerator Users Guide v 6 6 Connectivity Problems 6 4 6 7 Performance Problems 6 10 6 8 Miscellaneous Problems 6 11 Appendix A Network Software License Agreement and Warranty A 1...

Страница 7: ...1 Naming conventions The general term Accelerator for this release applies to all of the following products TCP IP Offload Engine TOE NICs TNICs 1000x1 Single Port Gigabit Server and Storage Accelera...

Страница 8: ...SX Product names ending with a T specify unshielded twisted pair UTP copper connections and product names ending with an F indicate fiber based connections XT and XF products are PCI X based and ET an...

Страница 9: ...que ASIC utilizes an Internet Protocol Processor IPP optimized for TCP IP protocol processing which delivers faster performance than general purpose CPUs SLIC Technology eliminates the burden of TCP I...

Страница 10: ...he correct procedure The following types of situations are covered Installation during the installation of the Windows operating system Installation into an existing Windows system Updating the driver...

Страница 11: ...ill discover additional Accelerators Note The drivers cannot be installed during the initial installation of Windows If you leave the Accelerator in your system through the entire Windows installation...

Страница 12: ...Alacritech Accelerator Users Guide 2 3 3 If you accept the license agreement the Alacritech Accelerator Setup window will appear...

Страница 13: ...g drivers that are not certified through the Microsoft WHQL process Most official drivers released by Alacritech have appropriate digital signatures while others including beta drivers do not A missin...

Страница 14: ...will be prompted to reboot the system 2 2 2 Installation of the Accelerator with Port Aggregation 1 Insert your Alacritech Driver Installation CD into the system 2 In the Alacritech Accelerator Setup...

Страница 15: ...2 6 Alacritech Accelerator Users Guide 3 If you accept the license agreement the Alacritech Accelerator Setup window will appear...

Страница 16: ...appear This should only occur when using drivers that are not certified through the Microsoft WHQL process Most official drivers released by Alacritech have appropriate digital signatures while other...

Страница 17: ...ritech Accelerator Users Guide 6 The Alacritech Accelerator Team Configurator Properties window will appear If you wish to configure teaming now consult Chapter 4 otherwise select Cancel in the teamin...

Страница 18: ...rompted to reboot the system 2 3 Uninstalling the Accelerator 2 3 1 Removal of an Accelerator on a Windows 2000 System To remove an Accelerator from a Windows 2000 system follow this procedure Windows...

Страница 19: ...Uninstall a device is selected in the selection list and click the Next button 5 After a few seconds a list of devices will appear Select the first appropriate Alacritech Accelerator or Alacritech iS...

Страница 20: ...d in step 4 9 Shut down the computer and unplug the power cable Failure to do so may endanger you and may damage the adapter or computer Note Alacritech Accelerators use components that are sensitive...

Страница 21: ...g the counters maintained under the SLIC object is the FastPath Data Rate This counter measures the percentage of TCP IP traffic that is being processed by the Accelerator as opposed to the traffic th...

Страница 22: ...Performance Object field select Processor and in the Counter field select Processor Time and click the Add button Next in the Object field select Net and in the Counter field select Bytes Total sec al...

Страница 23: ...3 In this example the CPU usage is over 50 black highlighted line The throughput is not optimal 75MB s and occasionally a drop in performance occurs This shows how a conventional NIC uses lots of CPU...

Страница 24: ...select FastBytesTotal sec and click the Add button Next in the Object field select SLIC and in the Counter field select SlowBytesTotal sec and click the Add button FastBytes represents data moving th...

Страница 25: ...B s SlowBytesTotal sec is non existent The percentage of FastPath data on a healthy network should be close to 100 This indicates that the Alacritech Accelerator is offloading 100 of the traffic from...

Страница 26: ...astPath state as soon as the connection is established and will stay in FastPath state until the connection is closed As soon as an Alacritech Accelerator finds a problem with a connection such as a d...

Страница 27: ...tBytesTotal sec Total bytes per second of data managed by the SLIC protocol stack FastPath data rate Percentage of FastPath data FastPath KB sec divided by total KB sec FastPath connections Number of...

Страница 28: ...ing Adapter Diagnostics Diagnostics can be run on any Accelerator using the following procedure 1 Run the slicuser application from the Start Menu located under the Program Files folder in the Alacrit...

Страница 29: ...display Passed for all results Click the Close button to exit the slicuser application 3 3 Updating Flash Code A new mechanism for flashing code on flash capable Accelerators is now provided through...

Страница 30: ...ering the appropriate path to the flash files in the Flash Image Directory text box or by browsing to the appropriate path by clicking the Browse button 3 Once the path is specified click the Update F...

Страница 31: ...oubleshooting and Support chapter To disable this feature use the following procedure Note Disabling SLIC TCP IP Offload will disable the performance benefits of the Accelerator on that interface This...

Страница 32: ...atures such as jumbo frames VLAN tagging and TCP checksum offload To access the advanced configuration properties for an Alacritech Accelerator open Network Connections right click on an Alacritech Ac...

Страница 33: ...Click on the Configure button under the General tab to modify advanced Accelerator features The Accelerator Properties dialog box will appear Click on the Advanced tab to access the properties that ar...

Страница 34: ...the Advanced tab Jumbo Frames MTU When enabled this option provides support for large Media Transmission Units MTU The standard Ethernet MTU size is 1500 bytes The available options for this selection...

Страница 35: ...abits per second unidirectionally 100Mbps Full Duplex copper based products only Sets data rate to a maximum of 100 megabits per second bi directionally 100Mbps Half Duplex copper based products only...

Страница 36: ...l allow the Accelerator to perform segmentation offload for TCP data transmitted and received when the Accelerator has the Alacritech TCP Fast path driver option disabled Because Alacritech s SLIC Tec...

Страница 37: ...Alacritech Accelerator Users Guide 3 17...

Страница 38: ...lacritech s FastPath implementation works specifically with Alacritech s teaming and failover solution FastPath is not compatible with Microsoft s Network Load Balancing feature Alacritech offers seve...

Страница 39: ...t typically what is used is a hash based on the source and destination Media Access Control MAC addresses If a port within a Gigabit EtherChannel fails traffic previously carried over the failed port...

Страница 40: ...ion Because setting up a team correctly can be tricky and because the results of an invalid configuration can cause bizarre and unpredictable behavior we recommend the teamed connection be set up in t...

Страница 41: ...d to configure teaming of multiple Alacritech Accelerators together It can be accessed by clicking the blue SLIC logo located in the Windows toolbar If the Alacritech Accelerator Team Configurator Pro...

Страница 42: ...tor Users Guide 4 5 2 To configure a team select the interfaces you wish to team and click the New Team button 3 Once the team is created you must specify the type of teaming or failover the team will...

Страница 43: ...hannel 802 3AD Select a type of team and click the OK button 4 If Cisco Gigabit EtherChannel 802 3AD is selected you must have a switch that supports one of these protocols If you do click the Yes but...

Страница 44: ...restart your system If you wish to assign an IP address to the new teamed interface before rebooting select No Otherwise Click the Yes button to reboot and activate Alacritech SLIC TCP IP Offload Note...

Страница 45: ...a team to operate at the same speed and duplex mode full or half duplex Ensure that all ports in a team have the same configuration on both ends of the link Alacritech s EtherChannel implementation do...

Страница 46: ...Alacritech Accelerator Users Guide 4 9 3 Check the Alacritech SLIC Team Configurator box select the entry and click the Properties button...

Страница 47: ...o add to the team and click the Add Member button Click the OK button when you are done Note When a team is established team member configuration information such as IP DNS and WINS assignments is not...

Страница 48: ...erator Users Guide 4 11 5 If you wish to remove a team select the entry for the team and click the Dissolve Team button Removing the next to the last member of the team with the Drop Member button has...

Страница 49: ...he Accelerator during a new install Replacement of the existing network adapter with a new Alacritech Accelerator in a previously configured system Addition of an Alacritech Accelerator to a previousl...

Страница 50: ...Remove Hardware Wizard will not discover the Accelerator in you system on subsequent reboots since Alacritech drivers do not ship with Windows 5 2 1 Installation of an Alacritech Accelerator in a Wind...

Страница 51: ...rator in a free slot If installing more than one Alacritech accelerator it may be necessary to remove other NICs 6 Close and latch the cover or PCI bus access door 7 Attach monitor keyboard and mouse...

Страница 52: ...5 4 Alacritech Accelerator Users Guide...

Страница 53: ...tool perfmon Because the Windows Powered NAS appliance does not typically have its own display it is necessary to access perfmon on the NAS appliance through Terminal Services It is not possible to r...

Страница 54: ...adapters are installed in Windows Powered NAS appliances The Alacritech Accelerator Team Configurator utility is accessed by opening up a terminal services session on the NAS appliance and then by run...

Страница 55: ...ch com html techsupport html Corporate http www alacritech com 6 2 README Files on CD ROM For more information about known issues open bugs or other integration problems with Microsoft Windows drivers...

Страница 56: ...Setup cannot find OEMSETUP INF or OEMSETNT INF Make sure that you are attempting to install from the Adapters tab of the Network Control Panel Applet NCPA Ensure that you are specifying the proper dr...

Страница 57: ...oning properly Run Diagnostics from NCPA See the procedure in Chapter 3 Contact Alacritech technical support for assistance This is probably the result of a malfunctioning adapter Event Log reports SL...

Страница 58: ...lled during a concurrent system installation It can be fixed by performing a driver update See the Software Installation section in Chapter 2 6 6 Connectivity Problems This section covers problems wit...

Страница 59: ...u have an Accelerator and another brand adapter installed on your system AND your network is configured such that the route from your system to the remote system is different than the route from the r...

Страница 60: ...6 6 Alacritech Accelerator Users Guide...

Страница 61: ...r the Accelerator or the switch or both are not receiving power the cable connection between them is bad or the link state is not set to 1000 Mbps 1000 Green A 1000 Mbps link has been established Off...

Страница 62: ...ot sending or receiving network data ACT Flashing or On The Accelerator is sending or receiving network data Off Either the Accelerator or the switch or both is not receiving power or the fiber optic...

Страница 63: ...On The port is connected to a valid link partner Green Flashing The Accelerator is sending or receiving network data ACT LNK Off The Accelerator is not connected to a valid link partner Off A 10 Mbps...

Страница 64: ...lerator is sending or receiving network data ACT Off The Accelerator is not sending or receiving network data 6 7 Performance Problems This section covers issues surrounding the performance increase t...

Страница 65: ...PX Windows 9x systems will use NetBEUI or IPX SPX by default if possible This can be prevented by ensuring that TCP IP is installed on the clients and then either removing NetBEUI and IPX SPX on the s...

Страница 66: ...en stripped off by the network adapter Network monitoring software running on the computer itself will not work properly in this environment The two ways to handle this are Monitor your network using...

Страница 67: ...regation software needs to be aware of the session layer interface provided by the SLIC TCP IP Offload The only trunking software compatible with the Accelerator s SLIC TCP IP Offload is the Alacritec...

Страница 68: ...Start When uninstalling the Alacritech TCP Fast path driver an error dialog box appears with the message Could not uninstall the Alacritech TCP Fast path driver component The error is 0x800F020B This...

Страница 69: ...t only in conjunction with at a minimum one Alacritech Accelerator You may not use copy modify rent sell or transfer the Software or any portion thereof except as provided in this Agreement You may 1...

Страница 70: ...003 FreeBSD Inc All rights reserved Redistribution and use in source and binary forms with or without modification are permitted provided that the following conditions are met 1 Redistributions of sou...

Страница 71: ...rrant or assume responsibility for the accuracy or completeness of any information text graphics links or other items contained within the Software LIMITATION OF LIABILITY IN NO EVENT SHALL ALACRITECH...

Страница 72: ...tionally imports and exports may be regulated by government agencies in other countries Intra country restrictions may be applicable regarding application use You agree that the distribution and impor...

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