Thursday, January 27, 2011

Lync 2010 v/s OCS 2007

OCS 2007 / 2007 R2Lync Server 2010
Virtualization not supported accepts some roles.Every role can be either virtual or physical.
A/V conferencing service cannot work separate.A/V conferencing service can run in a standalone server role which we can call A/V Conferencing Server.
No specific limits for A/V conferencing pool.If site has more than 10,000 users, we recommend that you deploy a separate A/V Conferencing pool.
No Survivable Branch Appliance.Survivable Branch Appliance, which is a new device introduced in Lync Server 2010.
Mediation role cannot be collocated with FE.Collocation of mediation with FE is recommended if you are not using SIP trunking or Direct SIP.
No Topology Builder.Lync 2010 giving you the opportunity to create your own topology for deployment.
No Central Management Store kind of thing.In Microsoft Lync Server 2010, configuration data about servers and services is moved to the Central Management store. Read-only copies of the data are replicated to all servers in the topology, including Edge Servers and survivable branch appliances
No Management Shell accept LCSCMD command.The Lync Server 2010 Management Shell is a new method of administration and management.
No Role base access control.Lync introduces role-based access control (RBAC). Lync Server 2010 includes 11 predefined roles that cover many common administrative tasks, also you can create custom roles.
MMC for Administration.Administration console is no longer using MMC, Lync Server Control Panel replaces the MMC administrative interfaces
No load balancing for SIP traffic.The Lync Server 2010 introduces DNS load balancing for SIP and media traffic (you will still need hardware LB for other traffic such as HTTP however this is the easiest part in configuring a HW load balancer)
Edge Server is separate and in DMZ.You manage Edge Servers from the internal network. All configuration data for servers and services resides in the Central Management database, which you can manage by using internal administrative tools.
No Support for hosted Exchange UM.Lync Server 2010 introduces support for integration with hosted Exchange UM.
No Support for Enhanced 9-1-1.Lync supports Enhanced 9-1-1 (E9-1-1) as part of your Enterprise Voice deployment.
1 Mediation means 1 Gateway.New for the Mediation Server in Microsoft Lync Server 2010 is the ability for a single Mediation Server to route outbound calls through multiple gateways.
No separate pool for Mediation.Lync Server 2010 has the ability for a Mediation Server to be deployed as a pool; this pool can be collocated with the Front End pool, or can be a standalone pool.
MOC cannot be updated through WSUS.Lync client can be updated through WSUS.
No support for Analog devices.Lync Server 2010 provides support for analog devices. Specifically, the supported analog devices are analog audio phone and analog fax machines. Now you can configure the analog gateways and devices in your organization to use Lync Server 2010.

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