Hello,
To troubleshoot this problem stop all the third pary software including antivirus scan during the backup.
-- Install latest drivers as suggested in the earlier reply also.
Use the following link to install the latest drivers.
http://seer.support.veritas.com/docs/275676.htm
-- Also refer the following technote:
How to correct slow backup performance, slow virus or pre-job scans, and agent initialization problems on fragmented Windows NT,Windows 2000, and Windows 2003 server partitions
http://seer.support.veritas.com/docs/237444.htm
What VERITAS Backup Exec (tm) settings can be modified to reduce the amount of time it takes for a backup to run?
http://seer.support.veritas.com/docs/249090.htm
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