Scenario: When trying to migrate a user from Lync or Skype for Business on premises to Skype for Business online, you may experience the following error HostedMigration 510 error : the user could not be moved because the tenant has not been enabled for shared SIP address spaces AS a pre-requisite, you would have configured […]
It’s a disconcerting event when one day one of your Exchange 2010 SP1 or later DAG members blue-screens. We have a wide range of emotions that accompany one of these event’s including a sense of dread and an “OH NO” sense of something wrong, since after all, it IS a critical application AND it’s meant […]
Occasionally during your working day, you may find that email is rejected after is it sent with a notice similar to the following: Delivery has failed to these recipients or groups: Nicolas Blank Your message wasn’t delivered due to a permission or security issue. It may have been rejected by a moderator, the address may […]
Running HyperV on my laptop as my preferred hypervisor is enabled by using Server 2008 R2 as my laptops primary operating system, however, the caveat is that all power management features are automatically disabled. Hyper-V management services have a base dependency on a driver service known as HVBOOT. HVBOOT is a driver and as such […]
Something that occurs in a lab situation quite frequently and less in real life is changing IP addresses on your Exchange server. Some of my lab servers frequently undergo a scenario change where I’ll add or remove them from specific Hyper-V networks or subnets. Then one day everything broke. EMS reported : Connecting to […]
Load Balancers can be rather complex, the guidance can be confusing, and how vendors interpret that guidance can be interesting. So image my joy when I discovered that F5 have a bunch of webcast based walkthroughs that make life easier for the average guy having to configure an F5 load balancer as part of implementing […]
I had a great question today: I have three Hub Transport Servers,and one Mailbox Server, and I want Hub Transport servers one and two used for load balanced mail delivery. Hub Transport Server three should never be used, except for mail relaying. Obviously one of the design features of Exchange 2010 is the ability […]
No you didn’t read wrong, the title is correct – PHP manager will work with IIS 7 and 7.5 The official IIS site now features a very cool download allowing you to: Register PHP with IIS; Validate and properly configure existing PHP installations; Run multiple PHP versions side by side on the same server […]
CAS Array’s may be a bit confusing What are they What do you call them? Do CAS Array names need to be included in your certificate names What about load balancers What are they? A CAS array is a logical Grouping of CAS servers within an AD site represented by a single DNS name, […]