What is the purpose of a Cloud Router?

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A Cloud Router is a hardware router, provided by Google but hosted in Google Cloud.

A Cloud Router connects VPN on one side to Direct Peering on the other, which is faster than VPN alone.

A Cloud Router implements dynamic VPN that allows topology to be discovered and shared automatically, which reduces manual static route maintenance.

A Cloud Router enables you to perform round$-$robin switching over multiple VPNs to combine the bandwidth and get better throughput than offered by the internet