we are silver partner, so we hope having help for this issue. we 're using zimbra NE 6.03 french.
We (users) can't have access to our zimbra plateforme when we are under linux plateforme client (debian, ubuntu, kubuntu tested) and when our internet connexion is Free (french ISP).
Behind other ISP (even under linux client), the access is Ok.
With Free ISP and linux or Mac plateforme is Ok too.
the problem is only with linux client and Free ISP.
where is the problem ?
which information, log do you need to help us ?
any help will be appreciate to solve this issue.
thanks and best regards