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Enterprise QoS Solution Reference Network Design Guide

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Version 3.3<br />

Cisco Documentation 3-47<br />

CHAPTER 4 Branch Router <strong>QoS</strong> <strong>Design</strong> 4-1<br />

Branch WAN Edge <strong>QoS</strong> <strong>Design</strong> 4-2<br />

Auto<strong>QoS</strong>—<strong>Enterprise</strong> 4-2<br />

Unidirectional Applications 4-5<br />

Branch Router WAN Edge (10-Class) <strong>QoS</strong> Baseline Model 4-6<br />

Branch Router LAN Edge <strong>QoS</strong> <strong>Design</strong> 4-7<br />

DSCP-to-CoS Remapping 4-8<br />

Branch-to-Campus Classification and Marking 4-9<br />

Source or Destination IP Address Classification 4-10<br />

Verification Command: show ip access-list 4-11<br />

Well-Known TCP/UDP Port Classification 4-11<br />

NBAR Application Classification 4-12<br />

Verification Command: show ip nbar port-map 4-14<br />

NBAR Known-Worm Classification and Policing 4-14<br />

NBAR Versus Code Red 4-15<br />

NBAR Versus NIMDA 4-16<br />

NBAR Versus SQL Slammer 4-17<br />

NBAR Versus RPC DCOM/W32/MS Blaster 4-18<br />

NBAR Versus Sasser 4-19<br />

NBAR Versus Future Worms 4-20<br />

Policing Known Worms 4-20<br />

Summary 4-22<br />

<strong>Reference</strong>s 4-22<br />

Standards 4-22<br />

Books 4-22<br />

Cisco IOS Documentation 4-23<br />

Cisco SAFE‘ Whitepapers 4-23<br />

CHAPTER 5 MPLS VPN <strong>QoS</strong> <strong>Design</strong> 5-1<br />

Where Is <strong>QoS</strong> Needed over an MPLS VPN? 5-2<br />

Customer Edge <strong>QoS</strong> <strong>Design</strong> Considerations 5-4<br />

Layer 2 Access (Link-Specific) <strong>QoS</strong> <strong>Design</strong> 5-4<br />

Service Provider Service-Level Agreements 5-5<br />

<strong>Enterprise</strong>-to-Service Provider Mapping Models 5-6<br />

Voice and Video 5-6<br />

Call-Signaling 5-7<br />

Mixing TCP with UDP 5-7<br />

<strong>Enterprise</strong> <strong>QoS</strong> <strong>Solution</strong> <strong>Reference</strong> <strong>Network</strong> <strong>Design</strong> <strong>Guide</strong><br />

Contents<br />

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