Greetings

Hmmm looks like a firewall or modem/router issue, but you didn't provide enough specific information, so that a member might be able to help point you in the right direction. Would you provide the following.

Computer and CPU
RAM
HDD
Firewalls
Java Version
LimeWire Version
Moden type and model no.
Router type and model no.
Connection (Dialup,ADSL,DSL,Cable)
Where are you connecting from (Home,Office,School)