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 …

Oct 10, 2013 · 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 …

GGC Batch Repairs is a system for ISP Partners to self-manage selected repairs for the GGC nodes they host. The differences between the way GGC repairs have traditionally been managed, and the …

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 …

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 …

Monitoring GGC Google conducts extensive monitoring of all GGC nodes and the GGC Support Team are automatically notified of any faults materially affecting the performance of a GGC node, or of …

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.

Content Served GGC network traffic can be broadly divided into two types: high-volume and low-volume. For all types of traffic, the choice of serving location is made at our discretion. Our intent is to serve …

The GGC node must be reachable from any IP on the Internet. Access Control Lists (ACLs) are not recommended on network equipment serving the GGC node. An IP firewall runs on each machine in …

Cache-Fill Cache-fill traffic (also referred to as "ingress traffic") is data transfer into GGC servers from other Google data locations. New GGC nodes initially require as much cache-fill traffic as there is …