For one year we are following this way...we cant do any other methods to solve this....

In virus scan console=>Access protection =>prevent massmailing worm from sending mail=>in that i have to uncheck the options...am i right??????

ya it is the problem of blocking....how can i resolve this...please help me

how can we check the firewall settings

thank u....it was disabled...now i enabled it...since this is a production server i cant restart the sql server agent now...will let u know if u have more queries

configuring SQl Agent means.??????i didnt get you

can u please tell me how u set up mail alert using database mail

my sql server 2000 db maintanence plan is not deleting the old backups.because of this backup is failing due to space issue.i set to delete backups older than 23 hours.