Huge Network packets send on exchange server

Dear Experts,
We have MS Exchange  Server 2003 SP 2 on Windows server 2003 R2 SP 2,
mostly users microsoft exhange server option to configue outlook and some remote users they use POP3 settings,just i will give some breif information about our e-mail flow, if users sends e-mails to external it come to exchange and exchange forwards to our ISP mail server and from there it reach to external reciepients.incomming of e-mails from outside if some sends e-mail from out side it will comes to our SMTP Filtering server we are using Trend Micro IMSS Software after it filters our policy if it is legitimate e-mail it will forward exchange.
now we have issue on our exchange server , the network packets send and recieve is very high due to that our server gets hang and every time we have to restart the server than it will work for next 2 days
for your referene i attache the snapshot of Network status, and if you need any more information please let me know.please help us to resolve this issue.

see the photo it shows creaze sent packets for 1 ady only

plsssssssssss expert i need your help
Who is Participating?
I wear a lot of hats...

"The solutions and answers provided on Experts Exchange have been extremely helpful to me over the last few years. I wear a lot of hats - Developer, Database Administrator, Help Desk, etc., so I know a lot of things but not a lot about one thing. Experts Exchange gives me answers from people who do know a lot about one thing, in a easy to use platform." -Todd S.

thabashAuthor Commented:
attached as well the application event viewer

every thing seems ok

just pls rename the file ext to *.evt
Shreedhar EtteCommented:

Run Exchange 2003 Best Practice Analyzer on the server and fix the errors & warnings reported.

thabashAuthor Commented:
i dont want to install any software on the server and make it worst
i dont beleive that Exchange 2003 Best Practice Analyzer will solve the issue
Determine the Perfect Price for Your IT Services

Do you wonder if your IT business is truly profitable or if you should raise your prices? Learn how to calculate your overhead burden with our free interactive tool and use it to determine the right price for your IT services. Download your free eBook now!

Shreedhar EtteCommented:
Exchange 2003 Best Practice Analyzer server will not harm your server further. It will may help you to determine the problem cause.

It's up-to you to take the action.

thabashAuthor Commented:
i already installed the Exchange 2003 Best Practice Analyzer , but nothing important for the sent packets
thabashAuthor Commented:
Dear Experts
any other solutions for our problem.
thabashAuthor Commented:
seems this is how it works

Experts Exchange Solution brought to you by

Your issues matter to us.

Facing a tech roadblock? Get the help and guidance you need from experienced professionals who care. Ask your question anytime, anywhere, with no hassle.

Start your 7-day free trial
It's more than this solution.Get answers and train to solve all your tech problems - anytime, anywhere.Try it for free Edge Out The Competitionfor your dream job with proven skills and certifications.Get started today Stand Outas the employee with proven skills.Start learning today for free Move Your Career Forwardwith certification training in the latest technologies.Start your trial today
Email Protocols

From novice to tech pro — start learning today.