That's what I was thinking (the network change) as Outlook/Exchange has *never*
liked that. I'll check the firewall, but I'm thinking it's not there as it
happens inside our network.
Do you know if there is a way to suppress that message or is the solution just
tell people "close Outlook before
Is your DNS truly split? Or does your routing environment do "router on a
stick"?
From: listsad...@lists.myitforum.com [mailto:listsad...@lists.myitforum.com] On
Behalf Of Damien Solodow
Sent: Monday, October 17, 2016 1:34 PM
To: exchange@lists.myitforum.com
Subject: RE: [Exchange] Outlook
Already did that. :) Although since I'm doing SSL offload, the IIS certs
shouldn't matter.
DAMIEN SOLODOW
Senior Systems Engineer
317.447.6033 (office)
HARRISON COLLEGE
From: listsad...@lists.myitforum.com [mailto:listsad...@lists.myitforum.com] On
Behalf Of Debora Gilbert
Sent: Saturday,
This typically happens when a network changes beneath Outlook and the new
network requires a re-auth (think of going from a docked/wired configuration to
wireless when you undock). This means that Outlook's TCP ports get closed
unexpectedly.
However, whenever I see SSL offload mentioned - I
Should be truly split; internal and external return different IPs for the FQDN,
and you can't reach internal from external and vice-versa.
DAMIEN SOLODOW
Senior Systems Engineer
317.447.6033 (office)
HARRISON COLLEGE
From: listsad...@lists.myitforum.com [mailto:listsad...@lists.myitforum.com]
So you don't have SSL offload internally?
From: listsad...@lists.myitforum.com [mailto:listsad...@lists.myitforum.com] On
Behalf Of Damien Solodow
Sent: Monday, October 17, 2016 3:26 PM
To: exchange@lists.myitforum.com
Subject: RE: [Exchange] Outlook certificate error?
Should be truly split;
We have SSL offload internal; it's handled by an Exchange virtual server on an
F5 LTM. Internal DNS resolves to the IP of that virtual server, External DNS
resolves to a public NAT for that virtual server.
I should have been clearer on *what* happens inside our network. :)
We've had the issue