exchange server 2010 high availability deep...
TRANSCRIPT
Microsoft® Lync™ Server 2010: Architecture
▪
▪ Topology related investments
▪ Manageability enhancements
▪ Virtualization
▪ DNS load balancing
▪ Authentication enhancements
▪ Location Infrastructure
▪ Cloud Integration
▪ Q&A
▪ Unified Communications Roadmap
▪
▪ Manageability enhancements
▪ Virtualization
▪ DNS load balancing
▪ Authentication enhancements
▪ Location Infrastructure
▪ Cloud Integration
▪ Q&A
▪ Schematized definition of deployment topology
▪ Configuration of Lync Server 2010 services and Policies managed by central store
Example Service Representation
Service
depends on
depends on
installed on
Site A, AVConfServices, 1
Site A, User Services, 1
Site A, Meditation Server, 1
Site A, Pool A
▪ Replication of policies/ configuration to all topology nodes (including Edge)
▪ Validation tools help prevent misconfiguration
Data Center
Lync
Server
Pool Edge
Server
SBA
Branch Office
Components Functionality Go-To Market
Windows Server® 2008 R2
Mediation Server Registrar
PSTN Gateway
Normal/Failover mode
SIP Registrar SIP Proxy and Routing engine
PSTN connectivity
Voicemail routing PSTN re-routing
Centrally provisioned Up to 1000 user support
OEM (Embedded channel)
5 partners: • AudioCodes
• HP
• Dialogic • NET
• Ferrari
WAN
PSTN
Director
Archiving
Monitoring
Mediation Front end
Back end
AV Conf
Edge
UM
SCOM
Group Chat
Standard Edition
Enterprise Edition
Pools
Data Center
Sites
Global Microsoft
Redmond
Tukwila-1 Tukwila-2
Dublin
Dublin-1
Central Site
Small or Trial Deploy Single Data Center Multiple Data Centers
Branch Office Site
▪ Smaller organizations not requiring resiliency can choose a
Standard Edition Server (SE), a single server with all roles
consolidated on that server functioning
▪ Organizations who need resiliency will choose an Enterprise
Edition Pool (EE), defining a pool of multiple servers comprised
of front end and back end roles
▪ “Paired” Standard Edition can offer failover between two SE
servers for lower cost and reduced functionality.
▪ Additional Server roles required include Archiving, Director,
Edge and Monitoring
▪ Branches without redundant WANs will purchase a
Survivable Branch Appliance to handle voice resiliency
in the branch office
▪ Branches with a redundant WAN connection, still require
basic PSTN termination with SIP Gateway.
▪ Standard Edition Server can be utilized for improved
Quality of Experience (QoE) in large, distant “branches”
(truly a Central Site) with lots of conferencing utilization.
▪ Not all branches will require resiliency – for smaller
branches, use Remote User Connectivity over public
internet or 3G/4G network.
Typical Use
Departmental deployment of reduced criticality and scale
Enterprise deployments where multi-site high-availability is not a requirement
Huge deployments of a geographically dispersed workforce
Central Site
Central Site has a Standard Edition Server
Single Central Site with an Enterprise Edition Pool
Multiple Central Sites of Enterprise Edition Pools
Branch Office Site
Branch Offices for Survivability or PSTN interconnect
Branch Offices for Survivability or Public Switched Telephone Network (PSTN) interconnect
Branch will be combination of SE, SBA and PSTN-only
Pool-level Resiliency
Multi-site Resiliency
Sites that do not host a pool Sites which host a pool of either SE or EE
Edge Server
HTTP reverse proxy
Survivable Branch Appliance
tiny.contoso.com CA/DNS
Exchange UM Server
PSTN Gateway(s)
All Server Roles
WAN
Small < 5000 users
This example 5,000 users, 3 servers
1667 users/server
Small Standard Edition central site Branch through
Edge
Small with
Branches
250-
5,000 Standard Edition central site
Single branch, with
SBA
Small with
Failover
Two Standard Editions - “Paired” Standard Edition to support
inexpensive failover Any
Central Site Standard Edition
Branch A
PSTN
DNS Load Balancing
Edge Server Pool
HTTP reverse proxy
Survivable Branch Appliance
WAN
Single Datacenter < 100,000 users
This example 20,000 users, HA, 14 servers,
1429 users/server
Central Site Enterprise Edition
Branch A
contoso.com CA/DNS
Exchange UM Server
PSTN Gateway(s)
retail.contoso.com File Share
Director Pool
AV Conferencing Pool
Front End Pool
Monitoring Pool
DNS Load Balancing
Branch B
PSTN
PSTN Gateway
Single DC Enterprise Edition, Single Data Center Branch through Edge
DC with
Branches
1,000 –
30,000 Enterprise Edition, Single Data Center
Two branches, one SBA, one PSTN
Interconnect
Survivable Branch Appliance
WAN
Central Site 1 - Enterprise Edition
Branch A
Edge Server Pool
HTTP reverse proxy
contoso.com CA/DNS Exchange UM Server
NA.contoso.com
File Share
DNS Load Balancing
Director Pool
AV Conferencing Pool
PSTN
PSTN Gateway
Edge Server Pool
HTTP reverse proxy
Monitoring and Archiving
Pool Front End Pool
DNS Load Balancing
Standard Edition
SIP Trunking
Central Site 2 - Enterprise Edition
EU.contoso.com CA/DNS
File Share AV Conferencing Pool
Front End Pool
DNS LB
PSTN Gateway(s)
Branch C
PSTN Gateway
“Branch” B
Global Very Large
10,000+ Unlimited
• Two
Data
Centers
with EE
• One
Central
Site with
an SE
• Enterpris
e Edition,
> Two
Data
Centers
• Standard
Editions
• Some
SBA
• Some
PSTN
• Survivabl
e Branch
Applianc
es
• Branch
with
Standard
Edition
Global, Multi-Site Unlimited
This example Site 1: 18 servers
Site 2: 11 servers
2413 users/server (central sites only)
▪ Unified Communications Roadmap
▪ Topology related investments
▪
▪ Virtualization
▪ DNS load balancing
▪ Authentication enhancements
▪ Location Infrastructure
▪ Cloud Integration
▪ Q&A
▪ Unified Communications Roadmap
▪ Topology related investments
▪ Manageability enhancements
▪
▪ DNS load balancing
▪ Authentication enhancements
▪ Location Infrastructure
▪ Cloud Integration
▪ Q&A
▪ Unified Communications Roadmap
▪ Topology related investments
▪ Manageability enhancements
▪ Virtualization
▪
▪ Authentication enhancements
▪ Location Infrastructure
▪ Cloud Integration
▪ Q&A
Lync Server 2010 DNS LB - DNS Configuration OCS 2007 R2 HLB - DNS Configuration
For a Lync Server 2010 Pool ocspool1.contoso.com with 3 FEs: FE1, FE2, FE3
DNS FQDN DNS A Record
IP
Web VIP Ocsweb1.contoso
.com
172.24.32.150
Pool ocspool1.contoso
.com
172.24.32.151
Pool ocspool1.contoso
.com
172.24.32.152
Pool ocspool1.contoso
.com
172.24.32.153
FE FE1.contoso.com 172.24.32.151
FE FE2.contoso.com 172.24.32.152
FE FE3.contoso.com 172.24.32.153
DNS FQDN DNS A Record IP
Pool
VIP
ocspool1.contoso.c
om
172.24.32.150
FE FE1.contoso.com 172.24.32.151
FE FE2.contoso.com 172.24.32.152
FE FE3.contoso.com 172.24.32.153
Po
ol D
NS A
En
trie
s
Mach
ine D
NS A
En
trie
s
▪ Unified Communications Roadmap
▪ Topology related investments
▪ Manageability enhancements
▪ Virtualization
▪ DNS load balancing
▪
▪ Location Infrastructure
▪ Cloud Integration
▪ Q&A
▪ Allow PIN based sign on for devices
▪ Lync Server 2010 signed certificates to access Lync Server 2010 Web services
▪ User certificate to access EWS
▪ Unify PIN for devices and CAA
▪ PIN Management portal in Lync Server 2010 along with appropriate notifications
EXTERNAL
NETWORK
AUTH (SIP URI, Cert)
Lync User Services
Lync Registrar
200 OK
5. TLS to Lync Registrar FQDN
6. REGISTER (SIP URI) Supported; Cert
SIP 401ww-authenticate: Cert
7. REGISTER (SIP URI) Authorization: Cert, Cert Param
INTERNAL
NETWORK
ONLY
DHCP Server/ Lync Registrar
1a. DHCP Option 43 & 120
1b. Lync Cert WS URL & Lync Registrar FQDN
INTERNAL
NETWORK
ONLY
Lync Cert Provisioning Web Service
2a. Http: Get Cert Chain
2b. Http: Download Cert Chain
3a. Https: Resolve User (Ext/Phone #, Pin)
3b. Https: SIP URI
4a. Https: Get and Publish Cert (SIP URI, Pin, CSR)
4b. Https: Lync Signed Cert
▪ Unified Communications Roadmap
▪ Topology related investments
▪ Manageability enhancements
▪ Virtualization
▪ DNS load balancing
▪ Authentication enhancements
▪
▪ Cloud Integration
▪ Unified Communications Roadmap
▪ Topology related investments
▪ Manageability enhancements
▪ Virtualization
▪ DNS load balancing
▪ Authentication enhancements
▪ Location Infrastructure
▪
Agenda
Connected business and optimized IT
▪ Consistent user experience across delivery options
▪ Common architecture and data model across deployments
▪ Flexibility in deployment – meets your complex needs
▪ Adaptability in deployment – enables changes at any time
Hosted Service
Rapid scalability Advanced manageability
On-Premises
Control and ownership Customization
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microsoft.com/communicationsserver
Technical Library
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▪ Check out Microsoft TechNet resources for Lync Server and Exchange Server