When accessing Central Administration with Google Chrome you will get the following:
"This webpage is unavailable"
with the description:
Error 312 (net::ERR_UNSAFE_PORT): Unknown error.
In order to fix that edit the Properties of the Chrome link and append the following to the “target” value:
where 42 is the port for your Central Administration. You can add more ports if you want, in total it should like this:
Still dont like it – ports are not unsafe by default – but at least there is an option to allow it. Dont you think?