Author: samdrey

Outlook antivirus exclusions (reminder)

 Hi all, Here are a few examples of which issues you can expect as well if some software are preventing access, even temporarily, to Outlook Cache mode files:- a manager with many secretaries who have delegations rights on this manager’s mailbox, and who organize meetings on behalf of the boss – inconsistencies will arise overtime on … Continue reading Outlook antivirus exclusions (reminder) →

Exchange 2013 – Paging File size guidance (Bookmark from Exchange Team Group)

  Just pasting the new Paging File size guidance on Exchange 2013 OS because we tend to forget the below new stance: Moving forward with Exchange 2013, we recommend a fixed pagefile of the smaller of RAM size + 10MB or 32,778 MB (which is 32GB + 10MB).http://blogs.technet.com/b/exchange/archive/2014/04/03/ask-the-perf-guy-sizing-guidance-updates-for-exchange-2013-sp1.aspx Thanks Jeff Mealiffe !Sam.

Exchange 2013 Mailflow – complement to Richard Schwendiman’s schema : Get-ReceiveConnector and GUI correspondings – showing Exchange 2013 Receive Connectors and their default configuration values…

  Hey,   Just taking Richard Schwendiman’s awesome Mail Flow schema and put the corresponding Receive Connectors as we “see” them from either Exchange Management Shell (in the Green Boxes, results of Get-ReceiveConnector for Get-ReceiveConnector -Server e2013 | fl name,bindings,transportrole,permissiongroups,authmechanism) or Exchange management console (focusing on the “Security” section of the EMC)     In … Continue reading Exchange 2013 Mailflow – complement to Richard Schwendiman’s schema : Get-ReceiveConnector and GUI correspondings – showing Exchange 2013 Receive Connectors and their default configuration values… →

MSExchange RPCCLientAccess / MSExchangeIS –> RPC Averaged Latency – it’s always in milliseconds, not in seconds

  Here I’ll just show a few examples just to make it sure if you have a doubt, that RPC Averaged Latency counter(s) is/are in milliseconds always, not in seconds, whether you query the counter(s) via Perfmon or Powershell (get-counter). Perfmon in general always shows latency or times counters in milliseconds, usually in the format … Continue reading MSExchange RPCCLientAccess / MSExchangeIS –> RPC Averaged Latency – it’s always in milliseconds, not in seconds →

Quick perfmon check to detect potential memory leak in Windows

The below counters are just to be taken as indicators if you suspect a memory leak on your machine; there are other Tools that are designed for detecting precisely memory leaks, but you can start with understanding what Working Set – Private, Private Bytes and Working Set indicate and watching the below perfmon counters …- … Continue reading Quick perfmon check to detect potential memory leak in Windows →

Outlook Shared calendars quick note – cache mode and online mode for Shared folders

Q: What’s the impact of a user having lots of Shared calendars opened or just configured in his Outlook profile ? Is the calendar connection opened “on access” or is the connection made everytime the user opens Outlook ? What if the Outlook (2010, 2013) user has checked the “download Shared folders” to cache all … Continue reading Outlook Shared calendars quick note – cache mode and online mode for Shared folders →

Exchange 2013 Tip – Limitation on receive connector’s IP address list

Exchange 2013 has a 1300-ish limit on the number of allowed IPs we can set in the list (the limit is on the corresponding AD attribute actually). Here are a few tips to workaround this limitation: create another receive connector with remaining IP addresses with the same set of permissions. You get another 1300 ~ … Continue reading Exchange 2013 Tip – Limitation on receive connector’s IP address list →

Exchange (2007-2010-2013) – Error when trying to Enable-ExchangeCertificate: PrivateKeyMissing – or – how to ensure that when you import an issued certificate you get the private key generated

This post is more a reminder on the main rule on what not to do when installing a certificate that you requested using Exchange or IIS. Why this reminder? Because even I forget all the times (I’m not playing with Certificates everyday). - Cert from the CA HAS to be imported on the SAME server … Continue reading Exchange (2007-2010-2013) – Error when trying to Enable-ExchangeCertificate: PrivateKeyMissing – or – how to ensure that when you import an issued certificate you get the private key generated →