Re: Emails get stuck... Need to pull to get them!

From: Lanwench [MVP - Exchange] (lanwench_at_heybuddy.donotsendme.unsolicitedmail.atyahoo.com)
Date: 01/12/05 

Date: Wed, 12 Jan 2005 09:54:22 -0500

Sam wrote:
> Hi,
>
> My answer is yes to your questions about firewall, switch w/ VLANs...
> My built-in XP firewall was on too (I don't know why).. Do you think
> that could be the reason?

Yes. Disable it and see. If that doesn't work, talk to whomever runs your
network about the VLAN config.
>
> Sam
>
> "Lanwench [MVP - Exchange]"
> <lanwench@heybuddy.donotsendme.unsolicitedmail.atyahoo.com> wrote in
> message news:%23fLZDoE%23EHA.600@TK2MSFTNGP09.phx.gbl...
>> Sam wrote:
>>> As weird as it sounds, this is a problem that manifested itself in
>>> the last 3-4 months. I connect to Exchange 2000 through Outlook 2002
>>> in our corporate network which is 100 Mbps network.
>>>
>>> When an email arrives in my email account it should just pop up in
>>> my Inbox. I have to switch between Inbox and Calendar or Tasks or
>>> Contacts, etc. to pull my emails. When I switch back and forth, my
>>> emails pop up in my Inbox.
>>>
>>> If I'm in a meeting, I'm away from my computer for a while. When I
>>> check my Inbox, I see nothing. I do the trick and all of a sudden,
>>> they pop up in my Inbox. It's like they get stuck in the pipe. This
>>> could be more of an Outlook issue than an Exchange one. Has anyone
>>> experience anything like this? If so, what do I need to do to fix it
>>> so my computer will behave the way it used to.
>>>
>>> Thanks,
>>>
>>> Sam
>>
>> It's not Outlook, it's not Exchange - it's Windows or networking,
>> most likely. Do you have a firewall installed/configured on your
>> workstation? Or
>> are you on a switch with VLANs? Or behind any hardware firewall?
>> Exchange is
>> trying to send the UDP packets to your computer to notify it of new
>> messages, & the traffic is getting blocked for some reason.

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