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Traffic Manager figuresas published in the following MSDN topics:
Traffic Manager OverviewAbout Traffic Manager Load Balancing Methods
and the Azure.com topic:Load Balancing for Azure Infrastructure Services
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www.contoso.com IN CNAME contoso.trafficmanager.net
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DNS
Select endpoint
Traffic Manager Overview Figure 1: How Traffic Manager works
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www.contoso.com IN CNAME contoso.trafficmanager.net
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DNS
Deploy endpoints
Decide on the load balancing method
Decide on the monitoring configuration
Decide on a DNS name for your Traffic Manager profile
Create your Traffic Manager profile
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Test your Traffic Manager profile
Point your company domain name to your Traffic Manager profile
Traffic Manager Overview Figure 2: How to deploy Traffic Manager
Traffic Manager Overview Figure 3: Nested profile example
Traffic ManagerProfile
Nested Traffic Manager ProfileEndpoints
Endpoints
Traffic Manager Overview Figure 4: Multi-tier nested profile example
DNS1
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Check the ordered endpoints
CS-APrimary
CS-BStandby 1
CS-CStandby 2
CS-DStandby 3
About Traffic Manager Load Balancing Methods Figure 1: Failover method
Offline
Endpoints
Status
1. CS-A Offline
2. CS-B Online
3. CS-C Online
4. CS-D Online
DNS1
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Select CS-B (random)
CS-A CS-B CS-C CS-D
Endpoints
CS-A
CS-B
CS-C
CS-D
About Traffic Manager Load Balancing Methods Figure 2: Round Robin method
DNS1
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Select CS-C (random, based on weight)
CS-A CS-B CS-C CS-D
Endpoints
Weights
CS-A 2
CS-B 2
CS-C 5
CS-D 1
About Traffic Manager Load Balancing Methods Figure 3: Weighted round robin
About Traffic Manager Load Balancing Methods Figure 4: Performance method
DNS
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Look up latency times
CS-A CS-B CS-C CS-D
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IP range US West US East West Europe East Asia
… … … … …131.107.0.0/16 230 ms 180 ms 6 ms 25 ms
… … … … …
Cloud service
Datacenter
CS-A East Asia
CS-B West Europe
CS-C US East
CS-D US West
Maintain Internet Latency Table
131.107.89.14
Local DNS server
About Traffic Manager Load Balancing Methods Figure 4: Performance method
DNS
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Look up latency times
CS-A CS-B CS-C CS-D
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IP range US West US East West Europe East Asia
… … … … …131.107.0.0/16 230 ms 180 ms 6 ms 25 ms
… … … … …
Cloud service
Datacenter
CS-A East Asia
CS-B West Europe
CS-C US East
CS-D US West
Maintain Internet Latency Table
131.107.89.14
Local DNS server
Load Balancing for Azure Infrastructure Services4-step Traffic Manager figure
DNS1
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Traffic Manager resources
• Traffic Manager topic on azure.microsoft.com• http://azure.microsoft.com/en-us/documentation/services/traffic-manager/
• Main Traffic Manager topic on MSDN• http://aka.ms/matm
• Microsoft Azure Symbol/Icon Set
