Specifications

Table Of Contents
VMware, Inc. 45
Chapter 2 Installation
Setting TCP Hash Table Size in the Windows Registry
YoucanedittheWindowsregistrytoincreasethesizeoftheTCBhashtableonthe
WindowsServercomputeronwhichViewConnectionServerruns.
To increase the size of the TCB hash table on Windows Server
1OntheWindowsServer,starttheWindowsRegistryEditor.
a SelectStart>CommandPrompt.
bAtthecommandprompt,typeregedit.
2Intheregistry,locatethe
correctsubkeyandclickParameters.
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters
3ClickEdit>Newandaddthefollowingregistryentry.
Value Name: MaxHashTableSize
Value Type: DWORD
Value data: <calculated hash table size>
Valid Range: 64-65536 (decimal)
4ExittheRegistryEditor.
5RestarttheWindowsServercomputer.
ActiveDirectorygrouppoliciescanoverrideregistryentries.Whenpossible,usea
grouppolicytosetthesizeoftheTCBhashtableonViewConnectionServer.
Worksheet to Calculate Ephemeral Ports and TCB Hash Table
UsethisworksheettocalculatethenumberofephemeralportsandthesizeoftheTCB
hashtableoneachViewConnectionServerandsecurityserverinyourdeployment.
Table 2-4. Worksheet for Number of Ephemeral Ports and
TCB Hash Table Size
Configuration Parameters Fill in Your Site’s Value
Projectednumberofconcurrentclientconnections
NumberofViewConnectionServerinstances
Numberofsecurityservers
NumberofViewdesktopsources
Number of Ephemeral Ports Fill in Your Site’s Value
((5 * clients) / servers) + 10=numberofephemeralports
oneachViewConnectionServer