By Ramji Balakrishnan
Advanced QoS for Multi-Service IP/MPLS Networks is the definitive advisor to caliber of provider (QoS), with accomplished information regarding its positive factors and advantages. discover a stable theoretical and sensible evaluation of ways QoS may be carried out to arrive the enterprise targets outlined for an IP/MPLS community. subject matters comprise common QoS versions for IP/MPLS networks, crucial QoS gains, forwarding sessions and queuing priorities, buffer administration, multipoint shared queuing, hierarchical scheduling, and expense restricting. This publication will allow you to create an effective QoS architecture/design, that's needed for prioritizing companies during the community
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Extra resources for Advanced QoS for multi-service IP/MPLS networks
Quality of service (QoS) is an integral set of features in a service router, essential for satisfying diverse service needs of different application trafﬁc, while maximizing the resource utilization of the router within a multi-service network. This book introduces you to the fundamentals of QoS for an Internet Protocol/ Multi Protocol Label Switching (IP/MPLS) network. It also addresses the theoretical and practical details of advanced QoS features offered by service routers, and concludes by teaching you how to design QoS in a multi-service network.
Fragment Offset—The 13-bit Fragment Offset ﬁeld indicates the position of the payload to the beginning of the original unfragmented data segment. The fragment offset is expressed in terms of 64 bits or 8 octets. The offset of the ﬁrst fragment is zero. • TTL—The 8-bit time to live ﬁeld indicates the upper bound of time the packet is allowed to exist. • Protocol—The 8-bit Protocol ﬁeld indicates the upper-layer protocol to which the packet belongs. The protocols are indicated by their Assigned Internet Protocol Numbers.
Delay RFC 2679 deﬁnes a metric for measuring one-way delay as the difference in the time at which the datagram crosses two reference points. The delay of a datagram experienced within a service provider network is deﬁned as the difference in the time at which the datagram enters the network and the time at which it leaves the network. Delay is also commonly referred to as latency. Each element through which a datagram ﬂows in a trafﬁc path will increase the delay experienced by the datagram. 1, links L1 and L3 will impose a propagation delay, and the node N1 will impose a processing delay to the trafﬁc ﬂowing through them.
Advanced QoS for multi-service IP/MPLS networks by Ramji Balakrishnan