Firefox Add-on BBSFox for E10S support
Connect to site： For example, we want to connect site aaa.bbb.ccc.ddd Type telnet://aaa.bbb.ccc.ddd in Firefox URL bar to connect site. BBSFox use telnet default port 23 to make connection. If the site use specific port such as 8888, Type telnet://aaa.bbb.ccc.ddd:8888 in Firefox URL bar to connect site.