tokhoi

hi all, hope someone can help me out....i encounter this prob....i can't received any e-mail from outsider...i had checked all the services n it running like IIS,DNS,RPC, and all the exchange serices as well.... but in the event log i have this error log MSEchangeAL LDAP Bind was unsuccessful on directory SERVER for distinguished name ''. Directory returned error:[0x51] Server Down. DC=Mahkam,DC=local pls advise....ty