Policy
Maximum number of connections per server (HTTP 1.0)
This policy setting allows you to change the default connection limit for HTTP 1.0 from 6 connections per host to a limit of your choice (from 2 through 128). If you disable or do not configure this policy setting, Internet Explorer will use the default connection limit for HTTP 1.0 (6 connections per host). In versions of Internet Explorer prior to Internet Explorer 8, the default connection limit for HTTP 1.0 was 4.
f8f7952f7694 IESF_MaxConnectionPer1_0Server Registry
Copy registry mappings
HKLM\Software\Policies\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_MAXCONNECTIONSPER1_0SERVER\iexplore.exeHKCU\Software\Policies\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_MAXCONNECTIONSPER1_0SERVER\iexplore.exePolicy notes
This policy setting allows you to change the default connection limit for HTTP 1.0 from 6 connections per host to a limit of your choice (from 2 through 128). If you disable or do not configure this policy setting, Internet Explorer will use the default connection limit for HTTP 1.0 (6 connections per host). In versions of Internet Explorer prior to Internet Explorer 8, the default connection limit for HTTP 1.0 was 4.