Introduction Definition As an application of QoS in VPN services, MPLS HQoS includes hierarchical QoS (HQoS) at the public network side based on the peer PE/VPN instance, and interface-based QoS at the access side of users. MPLS HQoS offers practical QoS solutions to various services in the MPLS VPN. Purpose With the development of Virtual …
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Definition Hierarchical Quality of Service (HQoS) is a technology used to guarantee the bandwidth of multiple services of many users in the Differentiated Service (DiffServ) model through a queue scheduling mechanism. DiffServ is a type of the class-based QoS technology, and provides different services for different service flows. Therefore, in the DiffServ scheme, service …
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