The Registry path that contains entries for the Advanced Server RPC Parameters is as follows:
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services
\AdvancedServer\RpcParameters
BrowserMaxCalls REG_DWORD 5 - infinity
The maximum number of open browser sessions that an lmx.srv process can support simultaneously.
Default: 20
EventlogMaxCalls REG_DWORD 5 - infinity
The maximum number of open event log sessions that an lmx.srv process can support simultaneously.
Default: 20
LsarpcMaxCalls REG_DWORD 5 - infinity
The maximum number of open LSA RPC sessions that an lmx.srv process can support simultaneously.
Default: 20
NetlogonMaxCalls REG_DWORD 5 - infinity
The maximum number of open Netlogon sessions that an lmx.srv process can support simultaneously.
Default: 20
SamrMaxCalls REG_DWORD 5 - infinity
The maximum number of SAM sessions that an lmx.srv process can support simultaneously.
Default: 20
SpoolssMaxCalls REG_DWORD 5 - infinity
The maximum number of print sessions that an lmx.srv process can support simultaneously.
Default: 50
SrvsvcMaxCalls REG_DWORD 5 - infinity
The maximum number of server sessions that an lmx.srv process can support simultaneously.
Default: 20
SvcctlMaxCalls REG_DWORD 5 - infinity
The maximum number of service control sessions that an lmx.srv process can support simultaneously.
Default: 20
WinregMaxCalls REG_DWORD 5 - infinity
The maximum number of Registry sessions that an lmx.srv process can support simultaneously.
Default: 20
WkssvcMaxCalls REG_DWORD 5 - infinity
The maximum number of workstation sessions that an lmx.srv process can support simultaneously.
Default: 20