Cisco - Deploying WAN Technologies 102

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QoS Building Blocks • Backbone speed and scale • Packet classification • Bandwidth management and admission control • Congestion management • Queue management • Granular measurements 102 1122_06F9_c2x © 1999, Cisco Systems, Inc. Copyright © 1998, Cisco Systems, Inc. All rights reserved. Printed in USA. scr 92 46 IP/QoS Constituents • IP Precedence and BGP Propagation • Committed Access Rate • Weighted Fair Queuing • Weighted Random Early Detection 102 1122_06F9_c2x 93 © 1999, Cisco Systems, Inc.

MPLS WAN Uses the classical routing protocols initially and MPLS specific Traffic Engineering for the L2 network 102 1122_06F9_c2x © 1999, Cisco Systems, Inc. g. 25 or other WAN transport 102 1122_06F9_c2x © 1999, Cisco Systems, Inc. Copyright © 1998, Cisco Systems, Inc. All rights reserved. Printed in USA. scr 66 33 WAN Routing Methodologies • Frame Relay: Proprietary connection oriented or connectionless, static or dynamic (switched) services • ATM: Proprietary derivatives of, or precursors to PNNI and OSPF.

Printed in USA. scr HDLC SDLC LAP-B 102 51 Leased Line Solutions T1, ISDN or Frame Relay to Regional POP Frame Relay 7500s 7200 With Channelized T3, CIP and FE Interfaces Regional Point of Presence with Channelized T1 Interfaces Headquarters Data Center Low or High speed LL Low speed data apps Frame Relay or ATM MC 3810 PBX PBX VoFR or native voice applications 102 1122_06F9_c2x IGX 8450 103 © 1999, Cisco Systems, Inc. Voice Over IP Voice over Frame Relay Remote Offices VoIP 3600 3600 7200 / 7500 WAN MC3810 IGX IGX MC3810 VOFR 102 1122_06F9_c2x © 1999, Cisco Systems, Inc.

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