These settings allow you to boost the speed of your broadband Internet connection when using a Cable Modem or DSL Router with Windows 2000 and Windows XP . Open your windows registry n find out the key below .
Create the following DWORD values , as most of these values will not already exist you will need to create them by clicking on 'Edit -> New -> DWORD Value' and then set the value as shown below .
DefaultTTL = "80" hex ( or 128 decimal )
Specifies the default time to live ( TTL ) for TCP/IP packets .default is 32 .
EnablePMTUBHDetect = "0"
Specifies whether the stack will attempt to detect Maximum Transmission Unit ( MTU ) routers that do not send back ICMP fragmentation-needed messages . The default is 0 .
EnablePMTUDiscovery = "1"
Specifies whether the TCP/IP stack will attempt to perform path MTU discovery as specified in RFC 1191 . The default is 1 .
GlobalMaxTcpWindowSize = "7FFF" hex ( or 32767 decimal )
Specifies the system maximum receive window size advertised by the TCP/IP stack .
TcpMaxDupAcks = "2"
Determines the number of duplicate ACKs that must be received for the same sequence number of sent data before "fast retransmit" is triggered .
SackOpts = "1"
Enables support for selective acknowledgements as documented by Request for Comment ( RFC ) 2018 . Default is 0 .
Tcp1323Opts = "1"
Controls RFC 1323 time stamps and window scaling options . Possible values are : "0" = disable RFC 1323 options , "1" = window scale enabled only , "2" = time stamps enabled only and
"3" = both options enabled .
TcpWindowSize = "7FFF" hex ( or 32767 decimal )
Specifies the receive window size advertised by the TCP/IP stack . If you have a latent network you can try increasing the value to 93440 , 186880 , or 372300 .
Exit your registry and restart Windows for the changes to take effect.
That's it.
informative!!!i followed your tips and increased my speed. i even check my speed from Ip-Details.com
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