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Contents 01/30/2012

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Contents in a Glance

i. Introduction

ii. Acknowledgements

iii. Table of Contents

iv. References

I. L2 Ethernet Networks

II. L2 Design Considerations

III. Data Center Environments

IV. Nexus 7010

V. DC Design Considerations

VI. IP Routing

VII. Advanced IP Routing

VIII.Dynamic Rouing RIP, EIGRP

IX. OSPF

X. BGP

XI. IP Routing Design Considerations

XII. ACL/PL/R-map

XIII. CEF/ECMP/Redistribution and Loop-avoidance

XIV. SP Environments

XV. MPLS

XVI. L3VPNs

XVII. L2VPNs

XVIII. Traffic Engineering

XIX. PE-CE/CE-CE Topologies

XX. Inter-AS MPLS VPNs

XXI. mVPN (Multicast)

XXII. MPLS QoS

XXIII. CRS-3/16

XXIV. ASR9010

XXV. Design Considerations

XXVI. IP Services

XXVII. Cisco IOS (12.4, 12.2SX, 12.2SR)

XXVIII. Miscellaneous topics

XXIX. IPv6

XXX. QoS

Specials

XXXI. Headers/Encapsulations/Sizes/ICMP options

XXXII. Efficiency/Throughput/Latency/Jitter/MTU Sizes

XXXIII. Control Packets (BPDU, hello, Route updates)

XXXIV. Flapping Networks and IOS Behaviors

XXXV. Bugs and Cisco Website navigation

XXXVI. TAC Escalation

XXXVII. Log Management/Log capturing

XXXVIII. Best Practices in Lab Envt/Implem/Production

XXXIX. Project Planning Guidelines

XL. Hardware Components and Troubleshooting

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Detailed Contents

I. L2 Ethernet Networks

- Switchports

- VLANs

- VTP

- Etherchannels

- Spanning-Tree Protocol

- Encapsulations, etc.

II. L2 Design Considerations

- Best Practices in VLANs

- Best Practices in VTP

- Best Practices in STP

- Multilayer Switching Considerations

III. Data Center Environments

- Design Options

- Scalable Design

- Tuning L2 DC based on needs

- Best Practices in DC networks

- Tuning FHRP/IGP in DC networks

IV. Cat6500-E VSS

- VSS

- MEC

- Interface Naming

- Dual-active scenarios

V. Nexus 7010

- vDC

- vPC

- Common commands used

- L2/L3/Mgt/Verification commands

- Troubleshooting Guidelines

- Upgrade Procedure (ISSU)

- Enablin features

- Management

VI. IP Routing

- The basics

- Static Routing

- SM/AD/Cost/ECMP

VII. Advanced IP Routing

- PBR

- Tracking Techniques

- NAT

- FHRPs

- BFD

- Dampening

VIII.Dynamic Rouing RIPv2, EIGRP, I-ISIS

- DV vs Link-state Routing

- RIPv2

- EIGRP

- ISIS

IX. OSPF

- Design Considerations

- OSPF Tuning

- OSPF Best Practices

- Configuration and Verification

- Common Troubleshooting Guideline

X. BGP

- The need for BGP

- iBGP

- eBGP

- Internet Edge Design

- BGP address-families

- Path Attributes

- Influencing Paths in BGP

XI. IP Routing Design Considerations

- Tuning Timers

- Sizing the network

- Scalability Considerations

- What IGP should I use?

- When to and not to use a feature

- Optimizing the L3 network

XII. ACL/PL/R-map

- ACL (Std/Extd/Named)

- Prefix-lists

- Route-maps and its uses

XIII. CEF/ECMP/Redistribution and Loop-avoidance

- Process-switcing

- Route-caching/Fast-switching

- CEF-based Forwarding

- L3 Redistribution

- Loop-avoidance in L3 networks

- ECMP

XIV. SP Environments

- What is an SP

- Good thing and bad thing

- Troubleshooting

XV. MPLS

- History

- LDP

- MP-iBGP

- Labels

- PE-CE

- Services

- RRs

- OAM

XVI. L3VPNs

- RD/RT

- Import/Export functions

- Configuration

- Verification

- Troubleshooting

- Tuning the MPLS network

XVII. L2VPNs

- Atom

- VPLS

- Tunneling Protocols

XVIII. Traffic Engineering

- Extended RSVP

- Explicit Paths

- CSPF

- Basic Configuration

- FRR

XIX. PE-CE/CE-CE Topologies

- PE-CE Topologies

- CE-CE Topologies

XX. Inter-AS MPLS VPNs

- Option 1 - Back-to-back VRFs

- Option 2 - MP-eBGP

- Option 3 - PE-PE inter-as eBGP

- Which to use?

XXI. mVPN (Multicast)

- Core SP Multicast

- Customer Multicast

- Basic Configuration

- Verification and Troubleshooting

- PIM

- IGMP

- MSDP

- Static RP, Auto-RP and BSR

- Bidir PIM

- SSM

XXII. MPLS QoS

- EXP bits

- Mapping

- Ingress/Egress/PE/CE marking

- Policing/Shaping

- CBWFQ/LLQ

XXIII. CRS-3/16

- Hardware and Architecture

- IOS-XR

- IOS-XR Configurations

- Upgrade Procedure (SMU/PIE/Full/EPLD)

XXIV. ASR9010

- Hardware and Architecture

XXV. Design Considerations

- MPLS Design Guidelines

- Best Practices

- Scalability Considerations

- Security

- Redundancy

- Fast Convergence

XXVI. IP Services

- NTP

- DHCP

- Multicast

- Security

XXVII. Cisco IOS (12.4, 12.2SX, 12.2SR)

- 12.4 Mainline

- 12.2 SX

- 12.2 SR

- Getting the Proper IOS

- Bug Scrubbing

XXVIII. Miscellaneous topics

- Sniffing

- Debugging

- Advanced Logging

- TCL Scripting

- EEM

- Kron

- Management

- Core dump

XXIX. IPv6

- Addressing

- Core Functions

- IGP Routing

- Migrations Techniques

- Verification and Debugging

XXX. QoS

- Classification and Marking

- CBWFQ

- LLQ

- Policing

- Shaping

- L2/Catalyst QoS

- Verification and Testings

XXXI. Headers/Encapsulations/Sizes/ICMP options

XXXII. Efficiency/Throughput/Latency/Jitter/MTU Sizes

XxXIII. Control Packets (BPDU, hello, Route updates)

XXXIV. Flapping Networks and IOS Behaviors

XXXV. Bugs and Cisco Website navigation

XXXVI. TAC Escalation

XXXVII. Log Management/Log capturing

XXXVIII. Best Practices in Lab Envt/Implem/Production

XXXIX. Project Planning Guidelines

XL. Hardware Components and Troubleshooting

======================================================

  A: Yes, because in RIP, split horizon is disabled by default.
#show ip int s1/0 | i Split
> Q: 2 spokes multipoint: does rip send update into and out the hub
(is split horizon enabled or disabled by default?)
  A: Yes, because in RIP, split horizon is disabled by defau

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