OTV Deployment

Important OTV Features

Scalability

Extends Layer 2 LANs over any network that supports IP
Designed to scale across multiple data centers
Simplicity

Supports transparent deployment over existing network without redesign
Requires minimal configuration commands (as few as four)
Provides single-touch site configuration for adding new data centers
Resiliency

Preserves existing Layer 3 failure boundaries
Provides automated multihoming
Includes built-in loop prevention
Efficiency

Optimizes available bandwidth, by using equal-cost multipathing and optimal multicast replication

https://www.cisco.com/c/en/us/products/collateral/routers/asr-1000-series-aggregation-services-routers/guide-c07-735942.html
https://www.cisco.com/c/en/us/td/docs/switches/datacenter/sw/nx-os/OTV/quick_start_guide/b-Cisco-Nexus-7000-Series-OTV-QSG.html

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