Translations:FAQ/246/en

Old server protocols are not supported
UnrealIRCd 5 dropped support for UnrealIRCd 3.2.x and earlier server protocols. This means two things:
 * You cannot link UnrealIRCd 3.2.x to UnrealIRCd 5.x/6.x
 * You cannot use services packages that haven't been maintained for years