Monday , January 23 2017


Mailbox Replication Service was unable to connect to the remote server

Office 365 Mailbox Migration Error – The migration encountered an error The Mailbox Replication Service was unable to connect to the remote server using the credentials provided. Please check the credentials and try again. The call to ‘’ failed. Error details: The HTTP request is unauthorized with client authentication scheme ...

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Office 365 Hybrid Duplicate Mailboxes

User has Exchange 2013 Hybrid Configuration, With Azure Active Directory Password Sync. User has Successfully Synced the OU’s and Provisioned Licenses to the Mailboxes.  One Weird thing happened, It has provisioned empty Mailboxes on the Cloud and User has Mailboxes in the On-Prem as well,Causing Duplicate Mailboxes. Ideally this shouldn’t ...

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Build Your Own LAB – Cross-Region Replication for AWS S3

Cross-Region replication feature enables asynchronous automatic replication of copying objects between two AWS regions. You need to enable this feature on bucket level and configure on source bucket. This feature allows you to either select the whole source or subject of an object to replicate on destination region. Important things ...

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Build Your Own LAB – AWS S3 Bucket & Versioning

In this article we will do LAB on AWS S3 Bucket & its Versioning. We will run through on how to create a S3 bucket and understand its permission so that we can delegate the right users to access what bucket they should access. Also we will run through the ...

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Understanding AWS Simple Storage Services S3

Amazon S3 (stands for Simple Storage Services) is a simple web service interface that allows you to store object based data & retrieve it from anywhere and at any time. It is highly scalable, secure, durable (99.99999999999%), reliable, fast and inexpensive data storage. Know the fundamentals: AWS S3 is object ...

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Configuring AWS Identity and Access Management (IAM)

What we learned so far: AWS IAM is global and not limited to any specific region Root account is the account through which we signed up for AWS account and by default it has full access to all the services and resources. It is also required to configure MFA for ...

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