IPC$ MESSAGE ON WINDOWS 2000 NETWORK

HELLO!!!

HERE I HAVE A PROBLEM IN 2K NETWORK THAT. AFTER LINKED MY TWELVE PC WITH PEER TO PEER IN CAT-5 (RJ-45)CABLE TYPE NETWORK, EVERY PC CAN PING TO ANY ONE & ALSO BOTH REPLY..

BUT WHEN WE TRY TO OPEN THAT PC THEY GIVE THE MESSAGE ABOUT IPC$ GIVE THE USER NAME & PASSWORD TO OPEN THAT COMPUTER WHILE IMPLEMENT MY NETWORK I AMN’T GIVEN ANY PASSWORD IN MY NETWORK.
& IF I GIVEN ANY NAME OR AS AN ADMINISTRATOR EVERY TIME THEY REPLY INCORRECT PASSWORD..

AFTER THAT I MAKE A PASSWORD. AFTER MAKING THE PASSWORD & RETRY I GOT THE SAME MESSAGE…
WHAT I HAVE TO DO FOR THAT ?
REPLY ME AS SOON AS POSSIBLE..

MY MAIL ID : – dhavalvu@sify.com

HOPE YOU SEND ME QUESTIONS ANSWER.