Windows Firewall and all other firewalls block some compnents of mIRC.
This program is dangerous...<in some ways>

Mostsly the incoming access is blocked.
Panda_man
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"wulfgar" wrote:
> I run Windows XP. I try to connect to a website to download but their message
> comes up "cannot resolve servor". The site says that software that interferes
> with my network connection is either, firewall has not been set to "allow"
> full access to mIRC.Excursion and Norton Anti-virus has not been set to
> "allow" full acccess to same.
> How do I do these?