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Images not displaying in outlook 2010 email client.

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Hi Team,  

Images not displaying in outlook 2010 email client. 

While receiving the mails, the pictures are not visible and  users need to click on view images to display the images. Can we make this visible by default somehow?

We are using Exchange 2010 environment

Any help


Regards, Kalyan



Exchange 2010 cannot send and receive any emails, but after restart VM all is ok

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Good day. Second day in a row my exchange 2010 cannot send and receive any emails (internal, external). When I coming at work in morning I checked queues and there are only 3 emails (cant send to wrong address). Then I restarted VM and after 5-10 minutes it's ok and some emails have sent and receive.

How can I diagnose and solve this problem? Thank you

Exchange 2010 Transport hangs

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I have a client with Exchange 2010 running on Server 2008R2 that has been running fine for years. Recently after some updates they will not receive any email in their inbox. Checking the logs there doesn't appear to be any errors. I tried to restart the Transport service but it fails to respond. The only thing to correct it is to restart the server and then the mail they've been missing will show up. This started last week and is happening 1-2 times a day.

There was an update to the SMSMSE spam filter so the last time I disabled Symantec but the hang still occurred a few hours later. It has been re-enabled.

The updates that were applied on the 11th were KB4022136, KB4022208, KB890830, KB4339093, KB4022202, KB4338818, KB4340556, KB4022206, KB2553347, KB3114874, KB4022137, KB4022206. Granted most should have nothing to do with this but before I try to back out the recent updates is there any thing I can check to correct the issue. I've run dcdiag and passes. There's plenty of space on the partitions.

Thanks in advance,

Install new 3rd party certs for exchange 2010

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Hello All.

I have to stop the security warning in reference to invalid / self signed expired security certs that display when users start outlook. I have gathered that I have to get new certs my question is in EMC -> server configuration -> exchange certs it shows two invalid certs do I need to get two new certs or can a wildcard cert work for both entries.

Thanks for any help



Microsoft exchange transport service , The Microsoft Exchange EdgeSync Service

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Both these services are crashing. I am able to restart The Microsoft Exchange EdgeSync Service. However the  Microsoft exchange transport service will only restart on reboot. Everything seems to run for about 10hrs then crashes again requiring a reboot. I have manually restarted all of MS exchange services still no go only reboot does the trick. Combed through event viewer found events below

edgetransport (6600) Transport Mail Database: Error -1032 (0xfffffbf8) occurred while opening logfile C:\Program Files\Microsoft\Exchange Server\V14\TransportRoles\data\Queue\trn.log. 


The process with process ID 8468 is holding the performance counter messages retried Value=0 SpinLock=0 Lifetime=Type: 1 ProcessId: 8468 StartupTime: 131763888464161015 from instance _total(CFBEE918) RefCount=0 SpinLock=0 Offset=32 and category MSExchangeTransport Resolver while running processes are: Processes running are

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Updates BREAK Mail Flow

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I wanted to alert Microsoft to two updates that are buggy.  I have called to report this but they needed an AccessID when all I wanted to do was report it to you guys.

I have two clients that are running Microsoft Exchange 2010 on Server 2008 R2 (SP1).  No virtualization is on either server.

These two Windows Updates are breaking mail flow on these two servers:

-KB4338818 - Windows Server 2008 R2 Update.

-KB4339093 - IE11 for Server 2008 R2 Update.

It takes up to 6 hours for mail to stop flowing once these updates have been reinstalled. We have had to uninstall those two updates and reboot the server to resolve.

Both servers are showing an EventID of 4098 under Applications in Event Viewer when Exchange gets broken by those two updates.

Thank you.


contacts duplicating

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my exchange contacts lists has duplicate contacts, merged contacts if one name is similar and 100+ contacts that now read and UNKNOWN. how can I fix it and stop it from happening again?

Exchange 2010 SBS Migration

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Good Day

I recently took over the e-mail system of the company I currently work for.

The current setup is follows

SBS 11 with Exchange 2010 - I know its EOL

They have a Dynamic IP Address for use with that server from DYDNS.org

They have a pop3 connector on that server which retrieves mail from the external mail server

All is working well they can send mail using the smart host etc

The reason I want to do migration is to support new outlook clients such as 2016 as my laptop us running 2016 and I currently connect via Imap and not mapi to exchange

What is the best way to do this? I have a sever with 2012R2 and have a popx external program to download mail from the external mail servers to the new server

Any changes regarding internal DNS etc as I want this server to run for me to test it before migrating the users and it must not interfere with the current exchange server . Eventually I would want to decommission SBS completely. I also have a secondary Domain controller running server 2012R2 went well

Can anyone assist as I know this setup is not ideal and bizarre

Regards

Roger Stace

System Administrator


Setting up No-Reply mailbox

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We are currently in a hybrid environment, 2010 on-premise using a 2013 hybrid server. We received a request to setup a generic e-mail address that staff could send from that doesn't accept replies. I found the following article and followed the steps last week, creating the mailbox on premise. I double-checked that everything is configured in that manner. However, I'm a member of the No-reply e-mail users security group and my mailbox is in the cloud. When I attempt to use Outlook 2016 to send as the No-reply mailbox, it gives me the error below; I haven't tried sending from an on-premise mailbox. What am I missing?

https://richardkok.wordpress.com/2012/09/25/creating-a-no-reply-email-address-on-exchange-2010/

The following recipient(s) cannot be reached:

                 This message could not be sent. Try sending the message again later, or contact your network administrator. You do not have the permission to send the message on behalf of the specified user. Error is [0x80070005-0x0004dc-0x000524].

Exchange 2010 suddenly doesn't receive external emails

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Hi

I have an Exchange server 2010 (on a HyperV VM) running already for quite some time – never had any problems. All the latest updates are installed.
The server is behind a <g class="gr_ gr_40 gr-alert gr_spell gr_inline_cards gr_run_anim ContextualSpelling ins-del multiReplace" data-gr-id="40" id="40">dyn</g> DNS and sending via a <g class="gr_ gr_41 gr-alert gr_spell gr_inline_cards gr_run_anim ContextualSpelling ins-del multiReplace" data-gr-id="41" id="41">smarthost</g> of my provider.
The MX record etc is set up correctly and receiving was never an issue.

One week ago suddenly my server stopped receiving external emails and also internal ones weren't coming reliably.
I saw that all external emails landed in the POP3 mailboxes of my provider. This is something (second MX with lower <g class="gr_ gr_43 gr-alert gr_spell gr_inline_cards gr_run_anim ContextualSpelling ins-del multiReplace" data-gr-id="43" id="43">prio</g>) that is for backup in case my server is down.
Also usually these emails get pulled from the mailboxes using a POP3 collector. All that was always working.

This time the POP3 collector logged Error 0 SMTP server (my Exchange 2010) isn't reachable. After dozens of restarts, this doesn't seem to happen anymore.
BUT I still don't receive external emails directly – they always end up in the POP3 mailboxes first and then get pulled.

Also, my Exchange doesn't seem to be reachable using HELO or EHLO. I always get 451 4.7.0

I've never changed anything to any settings.
Disk space on my server is still 6.5 GB free
The Queue file is 65 MB (so not too large)
I disabled the Blocklist provider (set up in my Hub) - no change
I also noticed that some emails (internal and ones pulled via POP3) are sometimes showing up in the inbox with a strange delay (sometimes hours)

I couldn't find an answer so far?
Do you have an idea?

Error on OAB when Schedule update was ran

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Hello Everyone,

I got the following errors in exchange event viewer when Schedule update Run

OABGen encountered an error while generating the differential downloads of address list '\All Users'. The offline address book has not been updated so clients will not be able to download the current set of changes. Check other logged events to find the cause of this error.

- \Default Offline Address Book

OABGen failed to load the OAB version 4 manifest file '\\Mailserver\OAB\978d3075-fb77-4322-af44-ad728039e00a\oab.xml'. This may indicate data tampering or disk problems. Restore files in this folder from the recent backup or clean up folder content and force a full OAB generation.

- \Default Offline Address Book

OALGen encountered an error ffffffff (internal ID 50509a0) while generating address list '\All Users'. Check other logged events to see if this is a serious error.

- \Default Offline Address Book

OALGen skipped some entries in the offline address list '\All Users'. To see which entries are affected, event logging for the OAL Generator must be set to at least medium.

- \Default Offline Address Book

how to solve this Issue?

Thanks

ActiveSync Issue

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Hello All,

I am experiencing  strange problem , when click to "manage mobile phone for mailbox user" i got the following warning in event viewer(Event ID 1033)

"The setting DeviceClassCacheMaxStartDelay in the Web.Config file was not valid. The previous value was null and has been changed to 21600."

The setting DeviceClassCacheMaxADUploadCount in the Web.Config file was not valid. The previous value was null and has been changed to 300.


The setting DeviceClassCachePerOrgRefreshInterval in the Web.Config file was not valid. The previous value was null and has been changed to 10800.


"The setting DeviceClassPerOrgMaxADCount in the Web.Config file was not valid. The previous value was null and has been changed to 1000."


"The setting DeviceClassCacheADCleanupInterval in the Web.Config file was not valid. The previous value was null and has been changed to 90."


"The setting DisableCaching in the Web.Config file was not valid. The previous value was null and has been changed to false."


"The setting SyncLogEnabled in the Web.Config file was not valid. The previous value was null and has been changed to true."


"The setting SyncLogDirectory in the Web.Config file was not valid. The previous value was null and has been changed to ."


"The setting SchemaDirectory in the Web.Config file was not valid. The previous value was null and has been changed to ."


"The setting SchemaValidate in the Web.Config file was not valid. The previous value was null and has been changed to On."

there is more events if require i will post it to avoid this issue.

Thanks

Move services from on-premise to O365

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We currently have an Exchange 2010 hybrid environment and all mailboxes are on O365. We have an old Threat Management Gateway that is pointing (autodiscover, owa, exp, activesync, ews, and rpc) to our on-prem servers. We are planning to upgrade to Exchange 2016 and one of the phases included in this project is to remove any of these dependencies from our on-prem environment and point it to O365.

I have been looking at many articles and the answers are a bit confusing. I would like to know what is the best practice for a hybrid environment with regards to hosting these services. 

Also, is an Edge Transport Server a good replacement for our old TMG server?

Sorry for the loaded post. Any advice would be appreciated.

client access role issue

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hi 

when i was trying to install ms exchange 2010 on my server all steps were successful exept when it reaches the client access role installation i had the folowing error :

Summary 3 item(s). 1 succeeded, 1 failed.
Elapsed time 000002


Preparing Setup
Completed

Elapsed Time 000000


Client Access Role
Failed

Error
The following error was generated when $error.Clear(); $thisServer = Get-ExchangeServer $RoleFqdnOrName; $adSiteId = $thisServer.Site; $pureMailboxServersFqdns = Get-ExchangeServer  Where {$adSiteId -eq $_.Site -and $_.IsMailboxServer -and -not $_.IsClientAccessServer}  ForEach {$_.Fqdn}; Get-MailboxDatabase  Where { ($pureMailboxServersFqdns -contains $_.RpcClientAccessServer) -and ($adSiteId -eq (Get-ExchangeServer $_.Server).Site)}  Set-MailboxDatabase -RpcClientAccessServer $thisServer was run Value cannot be null.
Parameter name key.

Value cannot be null.
Parameter name key

Elapsed Time 000001


Finalizing Setup
Cancelled

my server is on win server2008 R2 

THANKS

 

Two mailboxes in a very large Mailbox database store.

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Hi,

We have migrated all our user mailboxes from our Exchange 2010 mailserver to O365.  The server currently serves as a Hybrid server between our domain and O365. We have a 400GB mailbox database store left over after the move.   Currently the only two mailboxes that are in that database store are the Administrator and Discovery Search Mailbox.

What I would like to do is Create a new mailbox database and do a local move of those two mailboxes to the newly created mailbox store.  Once that is done, I would like to then delete the old 400GB mailbox store.

Is this a good process?  Are there any other services (e.g. OAB) that have to be moved on the Hybrid server?

Thanks!


Compbl


copy status service down

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Hello,

I want to inform you that I met last Friday a problem at the level of exchange 2010.

we have 2 nodes DAG and 2 node CAS/HUB (NLB), when lookin at database copy status as mounted or healty from (2 mailbox servers, 1CAS/hub), but I saw all the databases from the server in question"copy status service down".

I also receive error messages (eventid 1051,1063) when I restart the Microsoft exchange topology service.

Impact: all users can't connect to mailboxes

Exchange 2010 Edgetransport.exe System.OverflowException

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Hi,

I have Exchange 2010 SP3 RU21 in a Windows 2008R2 in a DAG environment.

Almost two weeks ago we installed the latest update to .net and Exchange, now the version is 4.7.03062 and the RU is 21.

The problem is with the transport service. Almost after 8 hours up the SMTP service is hang.

Symptoms:

  • If I try "telnet server 25" I can connect, but there is not      server response.
  • I cannot stop the Transport Service normally.
  • I can kill the MSExchangeTransport.exe process from task manager.
  • But I cannot kill the Edgetransport.exe !!
  • The dump analysis for Edgetransport.exe process is:

“Common issues for high .NET Memory usage include: Blocked finalizers, lots of memory in cache/sessions, lots of large objects and memory rooted in statics
You should also review the most memory consuming objects.”

“System.OverflowException    Arithmetic operation resulted in an overflow.   
Microsoft.Exchange.Data.IPvxAddress.op_Addition(Microsoft.Exchange.Data.IPvxAddress, UInt64)

  • I am getting event IDs 455 & 489  about fileQueue\trn.log is read only.

What can I do to fix it ?

Event ID:      455

edgetransport (26304) Transport Mail Database: Error -1032 (0xfffffbf8) occurred while opening logfile D:\Program Files\Microsoft\Exchange Server\V14\TransportRoles\data\Queue\trn.log.

 

Event ID:      489

edgetransport (26304) Transport Mail Database: An attempt to open the file "D:\Program Files\Microsoft\Exchange Server\V14\TransportRoles\data\Queue\trn.log" for read only access failed with system error 32 (0x00000020): "The process cannot access the file because it is being used by another process. ".  The open file operation will fail with error -1032 (0xfffffbf8).


How to check Mail traffic on Exchange 2010 HUB and Mailbox server

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Hi All,

I have Exchange 2010 CAS/HUB role installed on one box and mailbox role on other box. We are in the process of decommissioning one site which includes Exchange servers also with CAS HUB and MBX role.

I have already moved mailboxes and moved to other site, removed all the DB's in that site exchange servers.

Now, I want to check for any mail traffic that is still hitting the HUB servers here before decommisioning. if any relay is happening from any application.

Any thoughts or suggestion please would be highly appreciated.

Thanks -

Sujit


Thanks and Regards - Sujit

I think i have an issue with receive connectors and SSL cert

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Hi all,

Recently i changed jobs and walked in to a company with a hybrid Exchange configuration. Office 365 and 2 onprem exchange servers. one is Exchange 2010 and one is Exchange 2013. 

We only use the internal exchange servers for internal relay and by the looks of it. the send connectors on our Exchange 2013 is going via the Exchange 2010 and then the send and receive connectors between on-premise and Office 365 go via Exchange 2010.

These are our receive connectors

Identity                                Bindings                                Enabled
--------                                --------                                -------
XXXSRVEX3\Main Servers Relay            {0.0.0.0:25}                            True
XXXSRVEX3\Client UPPSRVEX3              {[::]:587, 0.0.0.0:587}                 True
XXXSRVEX3\Default UPPSRVEX3             {[::]:25, 0.0.0.0:25}                   True
XXXSRVEX3\Inbound from Office 365       {0.0.0.0:25}                            True
XXXSRVEX365\Default UPPSRVEX365         {0.0.0.0:2525, [::]:2525}               True
XXXSRVEX365\Client Proxy UPPSRVEX365    {[::]:465, 0.0.0.0:465}                 True
XXXSRVEX365\Default Frontend UPPSRVE... {[::]:25, 0.0.0.0:25}                   True
XXXSRVEX365\Outbound Proxy Frontend ... {[::]:717, 0.0.0.0:717}                 True
XXXSRVEX365\Client Frontend UPPSRVEX365 {[::]:587, 0.0.0.0:587}                 True
XXXSRVEX365\Internal servers relay      {0.0.0.0:25}                            True

I am not sure which if any we can disable so they are all true. what we have done though is we set up 2 internal relay connectors for internal devices and applications that relay through them.

several times a day we can see on the queue viewer on the Exchange 2013 host the below error. Restarting the transport service on the Exchange 2010 server does not work. it times out and then we tend to just reboot the server.

"Next Hop Domain""Delivery Type"Status"Message Count""Next Retry Time""Last Error"
"outbound to office 365""SMTP Relay to Send Connector Source Servers"Retry1"24 July 2018 12:03:06""[{LRT=24/07/2018 12:02:05};{LED=441 4.4.1 Error encountered while communicating with primary target IP address: ""Failed to connect. Winsock error code: 10061, Win32 error code: 10061."" Attempted failover to alternate host, but that did not succeed. Either there are no alternate hosts, or delivery failed to all alternate hosts. The last endpoint attempted was 10.90.2.87:25};{FQDN=outbound to office 365};{IP=10.90.2.87}]"
"send all out though 365""SMTP Relay to Send Connector Source Servers"Retry750"24 July 2018 12:05:57""[{LRT=24/07/2018 12:00:57};{LED=441 4.4.1 Error encountered while communicating with primary target IP address: ""Failed to connect. Winsock error code: 10061, Win32 error code: 10061."" Attempted failover to alternate host, but that did not succeed. Either there are no alternate hosts, or delivery failed to all alternate hosts. The last endpoint attempted was 10.90.2.87:25};{FQDN=send all out though 365};{IP=10.90.2.87}]"
SubmissionUndefinedReady0
xxxsrvex3.xxx-ltd.local"Shadow Redundancy"Ready2

But i have also seen issues from Office 365 reporting STARTTLS command could not be sent to the Exchange 2010 server which i am unsure how to troubleshoot. One thing i did see is that there is no self signed cert on Exchange 2010 for the hostname of the server. but we have got a wildcard *.company.com on it.

I have a gut feeling these things are all connected

If anyone could help it would be highly appreciated.

Best regards

Ronnie

External Monitor

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Guys,

    I have external monitors for my HP Laptop and the monitors are not showing the same as the laptop. I have tried display setting and all that stuff, but no help. 

Thanks

Rich

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