Manual:$wgProxyPorts

HTTP proxy (CDN) settings: $wgProxyPorts
Ports we want to scan for a proxy.
Introduced in version:1.2.4
Removed in version:1.22.0 (Gerrit change 87302; git #d7b953c2)
Allowed values:Unspecified
Default value:array( 80, 81, 1080, 3128, 6588, 8000, 8080, 8888, 65506 ) (1.3.0+)
array( 80, 81, 1080, 3128, 8080 ) (1.2.4-1.2.6)

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Ports we want to scan for a proxy.