Outlook is a standalone or groupware client for Microsoft Exchange. It is used for Email, contacts, tasks and calendar.

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Outlook clients not connecting in one office only

Our company has three offices, and the main one is having problems with Outlook clients (both 2010 and 2013) unable to connect to hosted exchange server on MessageSteam. They spend a while "trying to ...
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1answer
16 views

Outlook 2013 and Exchange 2016 “The connection to Microsoft Exchange is unavailable. Outlook must be online or connected to complete this action”

I just installed and get everything to work with my new Exchange 2016 server, but when i adding it to Outlook 2013 i autodiscover setup works and it says restart outlook. After restarted outlook i ...
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1answer
29 views

Does Outlook 2016 for Mac support Exchange 2010(v14.0)?

Some Mac users have updated from Outlook 2011 to 2016 and now are having troubles connecting to an on premise Exchange server with their credentials. The error is "Authentication failed. Check your ...
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195 views
+50

Abnormally high Outlook 2010 RAM usage for one Terminal Server user (RDS)

I'm working on a busy Windows 2008R2 Terminal Server where a particular user's Outlook session consumes between 2GB and 4GB of RAM. The process doesn't appear to be a slow memory leak, as the RAM is ...
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4 views

I added a mail account to Outlook using imap and now want to sync the agenda to iphone, is this possible?

Currently I have the mail account added to both Outlook and iphone using the same imap/smtp settings. When I add and verify the account on iPhone in "Settings -> Mail, contacts, calendars" the only ...
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1answer
17 views

Outlook 2013 : What is the name of the log file for Exchange connections

I am having connection issues between Outlook 2013 and Exchange 2010 where a connection is never made and even goes so far as locking me out of the Exchange server for 30 minutes. I enabled logging ...
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1answer
52 views

If I authorize someone to send as me though Exchange Online will I see the sent emails?

Lets assume I am the owner of the mailbox "george@example.com" and via the Exchange Online administration I allow the owner of "john@example.com" to send emails as "george@example.com" while I am out ...
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2answers
16 views

How to configure MAILSERVER so that MAIL CLIENTS can automatically find settings

I have a mail server: postfix; dovecot; mysql; ssl cert. That is work. But, how to configure my MAILSERVER so that MAIL CLIENTS (thunderbird, apple mail, outlook) can automatically find settings ?
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3answers
29 views

Emails not being recieved

Ok, I've asked a couple of questions already. Basically my server was hacked, I've managed to get everything back online and working and hopefully the hole they got in from is plugged, I now have ...
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1answer
11 views

503 AUTH command used when not advertised exim4 - Outlook

I do keep on getting this error: 503 AUTH command used when not advertised I have seen this question : exim configuration: 503 AUTH command used when not advertised The difference is that i do not ...
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11 views

Deploying Outlook through RemoteApp

We have an RDS server where we host our software plus supply access to office and a few other programs. this is a multi tenant environment, we do not host any email or exchange but users can connect ...
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2answers
41 views

Location of SCP on server 2012 R2 Essentials after migration

I have migrated from SBS 2008 with Exchange 2007 to Server 2012 R2 Essentials, and Exchange Online (Office 365). When users log into Outlook, Outlook still attempts to connect to an old url, that it ...
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1answer
33 views

RDS 2012 Outlook Roaming Profile

I have a RDS collection with one sever in it with about 50 existing profiles, since day one we have had roaming profiles set-up and folder redirection. I have just added another RD host to the ...
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1answer
32 views

Exchange Server 2013 missing emails

I'm running Exchange Server 2013 CU4 (I know, I'm going to update this after hopefully fixing this issue) on Server 2008 and have one user that has discovered they're missing a couple emails from ...
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1answer
22 views

Exchange server: send mail using alias

I use different domain addresses (ie a@aa.com a@bb.com), alias of the same exchange mailbox. DNS MX records for 'aa.com' and 'bb.com' points to the same exchange server. Receiving mails works perfect, ...
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1answer
35 views

Cannot expand the folder

Boss wants access to all staff mailboxes (31 users). I've added full access permissions for each mailbox via powershell: Add-MailboxPermission -Identity "STAFF" -User" "BOSS" -AccessRights ...
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2answers
55 views

Users connecting to the DR Exchange 2013

Basically we have a Main Site Exchange 2013 with CAS and Mailbox Roles and supposedly all users connect to this exchange from their Outlook. Now we installed an other Exchange 2013 at the DR site.. ...
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24 views

Is there a way to make Outlook skip the first attempt to autodiscover?

Outlook's autodiscover process, which is great, first tries to send a POST request to ourdomain.com/autodiscover/autodiscover.xml but ourdomain.com is actually our website - we use office365 as our ...
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16 views

How to show email addresses in Outlook 2013 SMTP logs?

I need to troubleshoot some client-side issues while sending SMTP messages using Outlook 2013; I've turned on diagnostic logging, however the sender and recipient addresses are hidden in the logs: ...
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7 views

whitelisting mail server with outlook [duplicate]

For some reason, my mail server works with every email address except for outlook.com; I don't know how to fix this issue because most of my country's partners and clients use office365. I am using ...
3
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0answers
7 views

Publishing Outlook Calendars. What is the server-side setting for sync frequency?

I'm working on a custom implementation of a server (VERY basic WebDAV) that accepts Outlook's published calendars. Outlook seems to have a setting (see the screenshot below) where it accepts a ...
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0answers
23 views

Manual autodiscover implementation failing. Why?

I am managing a mail server, and would like to have my Outlook users be able to automatically set up their mail server information. Normally this is done with an autodiscover file. Here's how I ...
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29 views

Mailto - no default mail client - Citrix

Excel document an error about the mail client not being set up correctly pops up. Normally a new email window would open in Outlook with that email address populated in the To field. I have applied ...
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1answer
10 views

Built in remote contacts system on Outlook w/o Exchange?

I want to know if there is any native way (no third party plugins required) to get the contacts book on Outlook fetch some contacts from a remote location. Scenario is: Several Windows PCs running ...
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71 views

Room Mailbox Permissions O365 in Outlook

I have migrated my Exchange 2007 on-prem server to o365, using a staged migration. Everything is syncing great, except for the room calendar in outlook: I have a room resource named "Leave" it is a ...
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49 views

TCP RST/ACK packets not being sent back to NAT client with Forefront TMG

With Forefront TMG, we have an issue where all TCP connections to allowed ports work just fine when the connection is accepted with SYN/ACK, but when they are rejected with RST/ACK, the response does ...
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1answer
40 views

Outlook profile during staged migration

I'm in the final stages of testing a staged migration from Exchange 2007 to Online Exchange - I've synced and migrated a test user, and have verified that the user is now a MEU. However, in Outlook ...
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1answer
9 views

Outlook Events not seen by some users

We just implemented vacation calendar based on Exchange 2010 resource (room) mailbox and Outlook 2010 clients. Interestingly, some users can't see all entered records. Our resource mailbox is oriented ...
2
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1answer
56 views

Detecting/preventing malicious outlook rules

Attackers like to abuse Outlook for a variety of purposes. For example, an attacker could auto forward emails to a remote address or persist inside a network by creating client-side rules that ...
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17 views

Specify Out-Of-Office URL manually in Outlook 2013 [closed]

Is this possible to specify OOF URL manually in Outlook 2013 instead of using Autodiscovery ? My computer cannot access OOF settings directly from Outlook 2013 and shows an error : Autodiscovery ...
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1answer
52 views

Exchange 2013 web apps in the outlook client prompt for login

We're in the process of migrating from Exchange 2007 to 2013. We noticed that outlook web apps are now being integrated into the Outlook client. The problem I'm seeing is we're being prompted to ...
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1answer
19 views

Undeliverable: Email from specific user gets receipents changed in transit

We have a multi-tenant Exchange 2013 environment. We have a small DAG setup, with two servers ex1 and ex2. One of our users, on Outlook 2010, keeps getting Undeliverable replies when emailing certain ...
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43 views

Domain issues with outlook? (receiving issues using outlook)

I'm currently using Samba to create usernames for windows 8.1 The user I created was able to login to the domain properly. but the only problem is that whenever you wanted to use Outlook as your ...
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43 views

How to prevent users from bypassing certificate warnings in Outlook

I had a case where a roaming user was connected to a public WiFi and got a certificate warning. The user saw the error and called me before connecting. Turns out the WiFi was doing SSL inspection. ...
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3answers
49 views

Outlook 2010 Exchange Account - Folders only sync when clicked

I work at a university and we have recently switched our email from an old system managed by the university to Office 365. Because the old system only allowed a very small amount of server space, I ...
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12 views

Is there a way to customize the Outlook notifications regarding mailbox quotas?

I'm not sure if this is possible...never seen a way to change this in the past, and cannot find anything with Google Fu. Anyone know a way to customize the notifications in Outlook that are ...
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24 views

Outlook 2013 Unable to mail users internal organisation

This issue started 4 days ago, when a single user reported not being able to mail any user within our exchange organization. The user could mail external addresses but not internal addresses saved in ...
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97 views

Listing users in a distribution list when using mail enabled security groups

Exchange Server 2010 I am in the process of migrating to using mail enabled security groups to populate mail distribution groups. I would like to hide the groups from being listed. So far I have ...
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2answers
29 views

Outlook 2007 / MS Exchange 2003 - force specific set of folders globally

We have 150 clients connected to an Exchange 2003 server. I am trying to enforce that every Outlook 2007 client has a specific set of folders, and that users cannot remove these. I tried to find any ...
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0answers
55 views

Forwarded emails disappear from Outlook 365 server

A select group of emails has disappeared from my Outlook 365 environment, and I would like some ideas on (a) what happened and / or (b) how to get them back. I have an Outlook 2010 user on our ...
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1answer
58 views

Public Folders not accessible to Outlook clients

I've got a problem at the moment with my Exchange 2010 Server's Public Folders database - we had a VM issue over the weekend during some networking work and the Public Folders have been inaccessible ...
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16 views

Exchange shared folder: how filter unread changes

In our exchange 2013 we have a shared folder with some subfolders (tasks, calendar, contacts.. etc) Using Outlook 2013 what do i have to do to see what has changed from my last visit in that folder? ...
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1answer
57 views

Google Apps email messages being flanged as “failed fraud detection” on outlook [duplicate]

mx entries for gmail and spf code for gmail is in place on cpanel however every time I try and send an email from my google apps account it gets picked up as fraud on outlook, and spf=softfail (if ...
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1answer
32 views

having trouble mail server to apple mac

I'm having trouble after adding an account to an Apple Mac. The email server is ours and we host the emails of the customer. After changing the settings to point to our mail server and adding the ...
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0answers
35 views

Can a single “Client Access Server FQDN” serve Public Folders and a DAG?

Public folders won't work on a DAG, but I'm trying to understand if a public folder can be a member of a client access server (RPC) or if it can be (or should be) a member of a separate Client Access ...
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1answer
65 views

Can Gmail's “Send message as” feature work in Outlook without using Google Apps Sync for Outlook?

I'm trying to migrate a client from an on-site Exchange 2010 server to Google Apps. Every email address has multiple aliases, and each user needs to be able to send mail from each alias. To complicate ...
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1answer
39 views

Exchange Server 2003 not receiving email after a recovery? [closed]

We have an exchange server that recently died. I built a new server with the same operating system, reinstalled exchange 2003 with the /disasterrecovery option, installed SP2 with the disaster ...
2
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1answer
32 views

Is a Wildcard cert better for Exchange DR than a SAN cert?

I'm reading this blog article about the logic of Autodiscover, and I hope I'm misreading it. The problem I have is that it appears that the Autodiscover process will inspect the SUBJECT of a ...
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19 views

Outlook shows only none and full access for calendar with delegated ownership

Using Outlook 2010 and Exchange 2010 (I am unsure of the service pack levels as I write this): We have users Albert and Beth. Beth wants Albert to be able to give others in the organization access to ...
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237 views

Exchange 2013 - MAPI - address book Bind operation failed

In an Exchange 2013 environment (with 2 CAS and 2 MBX servers, both in NLB), sometimes I have problems connecting to Exchange but only from home computer running Outlook / MAPI. I'm a domain / ...