The best option here is to call them and find out at real-time the problem and if they can fix this, if they can't just change the ISP provider it's not logical the companies to disable the IRC protocol, i saw this first time, someone pays money for it and they cant help him omg i cant believe why you upgrade the Internet speed at this company just find an other.

Need Online mIRC help or an mIRC Scripting Freelancer? -> <-