We have nimda worm in our system,we held 3 virus clean process as follows
1. the first in in oct20001 by using symantec fixnimda tool in our servers & workstation
2. the second in dec2001 by using symantec AV corporate edition in all servers & workstations.
3. the third one in feb2002 by removing the file riched20.dll & reinstal it in our servers & workstations
the problem is the virus is still in our servers & workstations.
do I need to format all my servers & workstations or servers only
please send me a complete soultion for this problem providing that we have 4 servers (NT 4.0) & about 300 workstations (win 98 & 2000)
