400-101 CCIE R&S Written – Free Resources – STP and other Switch Topics

February 2, 2018 at 8:23 pm

Switching

Here is another edition of our key and free resources for our CCIE RS journey!

2.1.e Implement and troubleshoot EtherChannel
2.1.e [i] LACP, PAgP, manual
2.1.e [ii] Layer 2, layer 3
2.1.e [iii] Load-balancing
2.1.e [iv] Etherchannel misconfiguration guard
2.1.f Implement and troubleshoot spanning-tree
2.1.f [i] PVST+/RPVST+/MST
2.1.f [ii] Switch priority, port priority, path cost, STP timers
2.1.f [iii] port fast, BPDUguard, BPDUfilter
2.1.f [iv] loopguard, rootguard
2.1.g Implement and troubleshoot other LAN switching technologies
2.1.g [i] SPAN, RSPAN, ERSPAN
2.1.h Describe chassis virtualization and aggregation technologies
2.1.h [i] Multichassis
2.1.h [ii] VSS concepts
2.1.h [iii] Alternative to STP
2.1.h [iv] Stackwise
2.1.h [v] Excluding specific platform implementation
2.1.i Describe spanning-tree concepts
2.1.i [i] Compatibility between MST and RSTP
2.1.i [ii] STP dispute, STP bridge assurance

Understanding EtherChannel

STP

Tuning STPTimers

STP BPDU Guard

STP Root Guard

RSTP

SPAN

VSS

Migrating from PVST+ to RSTP

Migrating from PVST+ to MST

Optional STP Features

 

 

 

 

400-101 CCIE R&S Written – Free Resources – Switch Admin and VLANs

January 28, 2018 at 10:37 am

VLANs

Here is the latest installment of resources. This covers the first chunk of the massive Layer 2 section.

2.1 LAN switching technologies
2.1.a Implement and troubleshoot switch administration
2.1.a [i] Managing MAC address table
2.1.a [ii] errdisable recovery
2.1.a [iii] L2 MTU
2.1.b Implement and troubleshoot layer 2 protocols
2.1.b [i] CDP, LLDP
2.1.b [ii] UDLD
2.1.c Implement and troubleshoot VLAN
2.1.c [i] Access ports
2.1.c [ii] VLAN database
2.1.c [iii] Normal, extended VLAN, voice VLAN
2.1.d Implement and troubleshoot trunking
2.1.d [i] VTPv1, VTPv2, VTPv3, VTP pruning
2.1.d [ii] dot1Q
2.1.d [iii] Native VLAN
2.1.d [iv] Manual pruning

LAN Switching

Campus LAN Design Guide

Managing the Switch

errdisable recovery

CDP

UDLD

Configuring VLANs

InterVLAN Routing

VTP

802.1Q

Troubleshooting the 3K

BOOKS

Cisco LAN Switching Fundamentals

 

CCIE RS

 

400-101 CCIE R&S Written – Free Resources – Network Troubleshooting

January 26, 2018 at 2:25 pm

CCIE Resources

Here are more great resources for this section of the CCIE RS written and lab exam!

  • 1.3 Network troubleshooting
    • 1.3.a Use IOS troubleshooting tools
      • 1.3.a [i] debug, conditional debug
      • 1.3.a [ii] ping, traceroute with extended options
      • 1.3.a [iii] Embedded packet capture
      • 1.3.a [iv] Performance monitor
    • 1.3.b Apply troubleshooting methodologies
      • 1.3.b [i] Diagnose the root cause of networking issue [analyze symptoms, identify and describe root cause]
      • 1.3.b [ii] Design and implement valid solutions according to constraints
      • 1.3.b [iii] Verify and monitor resolution
    • 1.3.c Interpret packet capture
      • 1.3.c [i] Using Wireshark trace analyzer
      • 1.3.c [ii] Using IOS embedded packet capture

Important Information on Debug Commands

Extended Ping and Extended Traceroute

Cisco Device Packet Capture

Embedded Packet Capture

Troubleshooting Overview

Catalyst Switch Troubleshooting 

Books:

Troubleshooting IP Routing Protocols

 

CCIE R&S Critical Study Links

January 22, 2018 at 6:00 am

CCIE RS

OK, this post is just as much for me as it is for my readers. I find myself constantly searching for these critical links and I wanted to get them all in one place! Did I miss any? Of course I did – please let me know of your additions by commenting on this post and I will update accordingly!

Exam Topics

https://learningnetwork.cisco.com/community/certifications/ccie_routing_switching/written_exam_v5/exam-topics

Lab Equipment and Software

https://learningnetwork.cisco.com/docs/DOC-22701

Cisco Documentation

https://www.cisco.com/cisco/web/psa/default.html?mode=prod

Reading List

https://learningnetwork.cisco.com/docs/DOC-4601

Studying for the CCIE RS Written and Lab – EIGRP Stub

January 13, 2018 at 12:41 pm

Challenges

In this video, Anthony Sequeira gives a tip on how we should consider preparing for the CCIE written and lab exams simultaneously.

400-101 CCIE R&S Written – Free Resources – UDP Operations

January 6, 2018 at 11:28 am

UDP

If a TCP session is like a phone call – then a UDP transmission is like a postcard! Here are the free study resources around UDP!

1.1.f Explain UDP operations
1.1.f [i] Starvation
1.1.f [ii] Latency
1.1.f [iii] RTP/RTCP concepts

The UDP Protocol

UDP Broadcast Flooding

Defending Against Distributed DoS Attacks

IP SLA Configuration Guide

RTP

CCIERS