Edge router, say again "access router", is located in network periphery (the edge) router. The network center router called core router. Edge router and core router is relative concept, they all belong to router, but with different size and capacity, a layer of core router is another layer of edge router.
Edge router's positioning
Edge router position is the user by LAN remit received wan, in lans and wans technology today, there is a difference of edge router is shouldering many burdens, simply is to meet the user's diverse business needs, from simple to complex network multimedia services and VPN, etc. This requires edge router in the hardware and the software will have the perfect realization ability. The equipment provider so launched fierce competition, derives all sorts of new technology.
