Emule Show Low ID on Client Computer

Question

Dear Experts!

i have a small network of 4 PCs. PC 1 is mine Broad band connection is attached on my compute. when i Connect to Emule it show me High Id but when i try to use Emule from others PCs which are Clients of my PC Emule show me Low ID on Client PCs. I have shared internet to others 3 computers from my PC. Emule is working with High Id on my Computer but please please please help me that how can i connect Emule with High Id on Client Computers. Even Windows Xp Firewall is off, there is no Router , Just using simple net sharing with D-link 8 Port Switch. Please Help me Thanks!