Specifications include, but are not limited to: performing a readiness assessment of the existing infrastructure including gather and document requirements, developing a migration plan and executing against this plan. Vendor will provide services needed to migrate approximately 213 mailboxes to Exchange Online with email archiving, eDiscovery, anti-malware and anti-spam filtering capabilities. The goal is to provide a seamless transition to Microsoft Office 365 Cloud architecture while maintaining secure and robust access to and from cloud services. 1) Office 365 Readiness Assessment and Planning • Review of client systems to gather and capture information about existing infrastructure • Identify potential challenges in this migration and pose solutions • Provide Networking and Naming Services Planning along with Active Directory integration to Azure. • Determine required tasks for configuring network and DNS • User Identity and Account Provisioning Planning • Planning considerations to implement Active Directory synchronization • Plan for Active Directory Federation Services for use with single sign-on • Exchange Online Planning • Develop migration strategy • Identify mailbox size and item counts that will be migrated to Office 365 • Recommend a solid communications and training plan for the City. 2) Preparing Environment for an Office 365 Deployment • Assist with Domain Verification and Office 365 Registration • Create DNS records to configure gatlinburgtn.gov domain name for use with Office 365 services • Configure on-premises AD for directory synchronization to Azure • Deploy and configure Active Directory Federation Services to enable single sign-on • Exchange Online Service Configuration • Mailbox quotas and archival/retention policies