Wow... Good Luck Graeme. I suppose you could recite RFC's, but you did say plain English was a requirement... I know how I would respond, but that may not be to your advantage... ;o)
On Jan 24, 2008 1:11 AM, Graeme Carstairs <[EMAIL PROTECTED]> wrote: > Fellow list members I am looking for some help with the following. > > One of our clients has been bought over by a large corporate, whilst our > client still retains some level of independence the parent company is > looking to integrate them onto the global WAN and AD and as such our client > is stuck as to what they can and cannot buy for AV etc. > They have been using Exchange 2003 locally for some time with Antigen as > the AV. > They also use IMF and Antigens spam filters to deal with junk mail, with a > moderate degree of success. > Last week for whatever reason which if any of you have used Antigens spam > filters will know reason are hard to find, approx 25 legitimate mails were > quarantined, along with the 18,000 spams that it quarantined. > Now this would not normally be a problem, but one of their clients has had > issues receiving mail, and there was delays on incoming mail from a few > other clients. I have tracked this back to a change in the parent companies > routing and the routers taking some time to update. > Again this would not normally be an issue, but an important e-mail sent > from a client during this time was not received, and I am being asked to > write a full report on what happend and why this one e-mail was not received > and what will be done in the short term and longterm. > Upon trawling through the IMF, Antigen and Message tracking logs on the > server their is no record of this e-mail being received by their system, and > when the client resent the mail it came through instantly. > As mentioned above during this time there was another client claiming that > they were not receiving mail from our client, and when checking the message > transfer logs it show that these e-mails were transfered to the clients Mail > servers within minutes of our client sending them. > > I am looking to take the tack of explaining that throughout all the logs > on our clients system there is no record of the mail being received by our > clients mail servers, and the senders IT department have taken the attitude > that there is no problem as all other mail is getting through. Is there any > resource out their that can provide simple plain English, non technical > explanation of why e-mail is not guaranteed, and i can add that we can only > control and ensure that our clients mail server is working satisfactorily > but if the mail isnt transferred to it there is nothing we can really do. > > With regards to the spam filtering, i am going to explain that no spam > filter can 100% guarantee that there will be no false positives, but all > mail detected as spam is quarantined and the quarantine is checked daily. > WIth the lack of configuration options in Antigen and IMF, we will whitelist > any legitimate senders that the filter has blocked as spam. > > The long term fix is when our client integrates with their parent company, > they will change to using the parent companies mail servers and their spam > filtering service through message labs, but there is no changes to software > used that we are allowed to make short term. > > Has any one else got any other suggestions, or tips on how to deal with > the request. > > TIA > > Graeme > > > > -- > "Good News Everyone, you just received an e-mail from me." > > > ~ Ninja Email Security with Cloudmark Spam Engine Gets Image Spam ~ ~ http://www.sunbeltsoftware.com/Ninja ~
