less deduction of tds

hi

all friends

my question is , Bill recd during june 2008 Rs.50000/- as professional charges, but wrongly i deduct the tds @ 5.15% instead of 10.30%..and paid the balance amount of Rs2575 to party. now the account show the nil balance. but our auditor told that you have less deducted.

what is the less deducted amount. ie. 2575 or 2871

pls confirm me and what is its treatment in webtel

thnks

t bhatia