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Cloud Interconnect
Cross-Cloud Interconnect
Cross-Cloud Interconnect is a product that helps you establish high-bandwidth dedicated connectivity between Google Cloud and another cloud service provider.
When you buy Cross-Cloud Interconnect, Google provisions a dedicated physical connection between the Google network and that of another cloud service provider. You can use this connection to peer your Google Virtual Private Cloud (VPC) network with your network that's hosted by a .
Supported cloud service providers
Google supports the following cloud service providers for use with Cross-Cloud Interconnect:
Cross-Cloud Interconnect configuration
Google supports the connection up to the point where it reaches the network of your other cloud service provider. Google does not guarantee uptime from the other cloud service provider and cannot create a support ticket on your behalf. However, with your permission can communicate directly with your other cloud provider's support team to expedite issue resolution.
Cross-Cloud Interconnect helps you avoid some of the common pain points associated with multicloud configuration, as described in the following section.
Benefits
This section describes the benefits of multicloud in general and of Cross-Cloud Interconnect in particular.
Integrated multicloud strategy
Cross-Cloud Interconnect supports your adoption of an integrated multicloud strategy. Adopting a multicloud architecture lets you do the following:
Reduced complexity
Without Cross-Cloud Interconnect, the options for setting up connectivity are limited, and all are relatively complex.
One option is to deploy your own router in a colocation facility and then connect it to the networks of your cloud service providers. In general, this approach can be expensive and time consuming.
Another option is to contract with a third party to establish connectivity. However, it can be a hassle to select a vendor, or potentially multiple vendors, and then negotiate one or more contracts. When you use this approach, you also have to invest time learning about the systems that are specific to your vendors.
When you use Cross-Cloud Interconnect, you don't have to deploy your own hardware, and you eliminate the need to work with third parties.
Site-to-site data transfer
You can use Cross-Cloud Interconnect as part of a site-to-site data transfer strategy. is a feature of Network Connectivity Center that lets you use the Google network as a wide area network (WAN).
With this feature, you connect your external networks to Google Cloud by using . You then associate each connectivity resource with a Network Connectivity Center spoke and enable the spokes for site-to-site data transfer. At that point, you can conduct data transfer between the sites.
You can use this feature to do the following:
Encryption
Cross-Cloud Interconnect supports for Cloud Interconnect encryption for additional security. You can use MACsec for Cloud Interconnect to help secure traffic in your Cross-Cloud Interconnect connections. For more information, see .
Capacity
Cross-Cloud Interconnect connections are available in two sizes: 10 Gbps or 100 Gbps.
Limitations
This section describes the limitations of Cross-Cloud Interconnect.
Locations
Connections are supported only in certain locations. For details, see the following documents:
IPv6
IPv6 is supported only when you exchange IPv6 routes over a Border Gateway Protocol (BGP) session that was established between two IPv4 addresses.
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