HTTP Content Routing.

An ATS plugin that allows you to monitor vitals of the ATS server. See Cache Monitoring.

A caching proxy server. See Caching Proxies.

A group of caches that together create a combined larger cache using consistent hashing. See Cache Group.

See the Wikipedia article; Traffic Control uses consistent hashing when using HTTP Content Routing for the edge tier and when selecting parents in the mid tier.

Directing clients (or client systems) to a particular location or device in a location for optimal delivery of content See also HTTP Content Routing and DNS Content Routing.

The coverage zone map (czm) or coverage zone file (zcf) is a file that maps network prefixes to cachegroups. See Localization.

A grouping of content in the CDN, usually a determined by the URL hostname. See Delivery Service.

Closest to the client or end-user. The edge tier is the tier that serves the client, edge caches are caches in the edge tier. In a Traffic Control CDN the basic function of the edge cache is that of a Reverse Proxy. See also Cache Group.

Using extensions, Traffic Ops be extended to use proprietary checks or monitoring sources. See Traffic Ops Extension.