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- Introduction to GGC - Interconnect Help - Google Help
Introduction to GGC Google Global Cache (GGC) allows ISPs to serve certain Google content from within their own networks This eases congestion within your network, and reduces the amount on traffic on your peering and transit links If you do not currently host a GGC node, but would like to enquire about availability, please use this web form
- BGP Community Support for Google Serving - Interconnect Help
BGP Community Support for Google Serving Background Google supports the exchange of BGP community tags with GGC nodes and peering sessions to signal important properties of a prefix for reporting, load-balancing, or policy enforcement All information exchanged should be considered advisory
- Current Traffic - Interconnect Help
Current Traffic Overview The current traffic view provides basic traffic metrics to ISPs who have at least one interconnect asset: IX peering session, PNI or GGC Where does the data come from? Google continuously monitors traffic across its edge network
- Carrier Grade NAT - Interconnect Help
Carrier Grade NAT Introduction This document describes how to configure Google Global Cache (GGC) nodes to operate with your Carrier Grade NAT (CGN) systems Once configured, this allows traffic between the GGC node and private user IPs to bypass the CGN GGC has no requirement that "private IP space" be in the RFC1918 allocation
- Network Changes - Interconnect Help
We make use of either static routes or Router Advertisements to configure the default IPv6 gateway on the GGC machines: If you prefer we use a separate gateway as advertised via Router Advertisements, ensure these are enabled and working properly
- Multi-node Deployments - Interconnect Help
Multi-node Deployments Subject to requirements, Google may provide ISPs with multiple GGC nodes This section describes various configuration options and requirements for multi-node GGC deployments A GGC Network Location (GNL) is two or more GGC nodes, configured to operate as a single logical grouping
- Preparing USB Install Media - Interconnect Help
The GGC server installation image can be re-used for multiple installations The image for GGC routers is provided by GGC Support and is tailor-made for each specific device
- Configuring BGP - Interconnect Help
The GGC BGP-session is not intended to be permanently "up" and should not be monitored A maximum of two BGP sessions with AS11344 are permitted at a single GGC node; one for IPv4 and one for IPv6 Consider using a route server if you need to advertise aggregated prefix data from multiple sources on your network
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