Can you provide more detail to what "corrupt" means in these cases? Which client software is being used for sending? Which encoding is being used?
On Jan 22, 2008 4:14 PM, Oliver Marshall <[EMAIL PROTECTED]> wrote: > > > > > Hi chaps, > > We are still getting ongoing problems with attachments being corrupt. In a > group of about 15 people we see maybe two or three a day that get corrupted. > > As I've said before, im 100% certain it's not exchange as I can't find a > thing wrong, no error logs, no proof of corruption, no errors when running > isinteg etc, and nothing NOTHING is reproducible. At the moment I'm sending > two emails every 10 mins to a test account on the server, each email has two > attachments (pdf and jpg). So far I've opened and viewed the same > attachments 60 times and haven't found a thing wrong. > > My believe is that the attachments are getting corrupt before it hits their > network. Their .co.uk name goes through an ISPs mail sevrer where it's > filtering for spam and virus before being forward on. Their .COM goes > through a full email-store-and-forward type filtering service with another > provider. I've suggested that they get the ISPs to dump their mail in a pop > box, and have the exchange box collect them from there. Once done, if a user > has a problem, we can check the copy in the pop box and, if the attachment > is corrupt there as well, we know it's not their server. If it isn't corrupt > in the pop box, then, well, then I'm back to square one. > > Their connection is supplied by the serviced office company they lease from, > but while it's very well used, it doesn't show any packet loss indicative of > connections being dropped, so I'm inclined to rule this out. > > Has anyone got any other suggestions on how to bug hunt this ? > > > > Olly > > > > > > -- ME2 ~ Ninja Email Security with Cloudmark Spam Engine Gets Image Spam ~ ~ http://www.sunbeltsoftware.com/Ninja ~
