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NANOG Meeting Presentation Abstract

Tutorial: IS-IS Deployment & Design Guidelines, with Emphasis on New Features
Meeting: NANOG24
Date / Time: 2002-02-10 1:30pm - 3:00pm
Room: Sandringham Room
Presenters: Speakers:

Shankar Vemulapalli, Cisco Systems

Shankar Vemulapalli is a Technical Lead in the Internet Service Provider Support Group at Cisco, involved in designing large-scale ISP networks with an emphasis on IS-IS. His other areas of interest include OSPF, EIGRP, MPLS-TE, and MPLS-VPNs. Vemulapalli has written several IS-IS documents for the Cisco web site, and has also served as a CCIE Lab Proctor.
Abstract: Level: intermediate
The presentation discusses IS-IS deployment scenarios (L1-Only, L2-Only, L1 & L2 with route-leaking), design consisderations, and features that have been added recently to the IS-IS protocol, such as route-leaking, route-tags, and extensions to MPLS-TE.

An outline follows:

  • Introduction

    • Agenda

    • Scope of the presentation





  • Depoloyment Scenarios

    • L1-Only

    • L2-Only

    • L1 & L2 with Route-Leaking





  • Design Considerations

    • Set overload bit

    • LSP flooding

    • Exponential back-off

    • SPF, PRC, LSP generation

    • Hello padding

    • Database timers

    • Non-adverstisement of parallel adjacencies in the LSP





  • New Features

    • Route-leaking

    • Extensions to MPLS-TE

    • Fast hellos

    • dCEF and IS-IS

    • Route-tags

    • p2p adjancencies over broadcast media





  • Suggested reading

Files: pptIS-IS Deployment(PPT)
youtubeIS-IS Deployment & Design Guidelines, with Emphasis on New Features
Sponsors: None.

Back to NANOG24 agenda.

NANOG24 Abstracts

  • Panel: Updates From the NAPs
    Moderators:
    Mike Hughes, LINX; Panelists:
    Paul VixiePAIX; .
    Lane PattersonEquinix; .
    Tom BechlyMAE Services; .
    Akio SugenoNYIIX/LAIIX/6IIX; .
    Avi FreedmanMetroIX; .
    Jeff MeltzerMetroIX; .
    Tony HaeuserSBC NAPs (AADS, PacBell); .
    Matthew BrooksNOTA; .
    Albert CrewsBellsouth MIX; .
  • Panel: Updates From the NAPs
    Moderators:
    Mike Hughes, LINX; Panelists:
    Paul VixiePAIX; .
    Lane PattersonEquinix; .
    Tom BechlyMAE Services; .
    Akio SugenoNYIIX/LAIIX/6IIX; .
    Avi FreedmanMetroIX; .
    Jeff MeltzerMetroIX; .
    Tony HaeuserSBC NAPs (AADS, PacBell); .
    Matthew BrooksNOTA; .
    Albert CrewsBellsouth MIX; .
  • Panel: Updates From the NAPs
    Moderators:
    Mike Hughes, LINX; Panelists:
    Paul VixiePAIX; .
    Lane PattersonEquinix; .
    Tom BechlyMAE Services; .
    Akio SugenoNYIIX/LAIIX/6IIX; .
    Avi FreedmanMetroIX; .
    Jeff MeltzerMetroIX; .
    Tony HaeuserSBC NAPs (AADS, PacBell); .
    Matthew BrooksNOTA; .
    Albert CrewsBellsouth MIX; .
  • Panel: Updates From the NAPs
    Moderators:
    Mike Hughes, LINX; Panelists:
    Paul VixiePAIX; .
    Lane PattersonEquinix; .
    Tom BechlyMAE Services; .
    Akio SugenoNYIIX/LAIIX/6IIX; .
    Avi FreedmanMetroIX; .
    Jeff MeltzerMetroIX; .
    Tony HaeuserSBC NAPs (AADS, PacBell); .
    Matthew BrooksNOTA; .
    Albert CrewsBellsouth MIX; .
  • Panel: Updates From the NAPs
    Moderators:
    Mike Hughes, LINX; Panelists:
    Paul VixiePAIX; .
    Lane PattersonEquinix; .
    Tom BechlyMAE Services; .
    Akio SugenoNYIIX/LAIIX/6IIX; .
    Avi FreedmanMetroIX; .
    Jeff MeltzerMetroIX; .
    Tony HaeuserSBC NAPs (AADS, PacBell); .
    Matthew BrooksNOTA; .
    Albert CrewsBellsouth MIX; .
  • Panel: Updates From the NAPs
    Moderators:
    Mike Hughes, LINX; Panelists:
    Paul VixiePAIX; .
    Lane PattersonEquinix; .
    Tom BechlyMAE Services; .
    Akio SugenoNYIIX/LAIIX/6IIX; .
    Avi FreedmanMetroIX; .
    Jeff MeltzerMetroIX; .
    Tony HaeuserSBC NAPs (AADS, PacBell); .
    Matthew BrooksNOTA; .
    Albert CrewsBellsouth MIX; .
  • Panel: Updates From the NAPs
    Moderators:
    Mike Hughes, LINX; Panelists:
    Paul VixiePAIX; .
    Lane PattersonEquinix; .
    Tom BechlyMAE Services; .
    Akio SugenoNYIIX/LAIIX/6IIX; .
    Avi FreedmanMetroIX; .
    Jeff MeltzerMetroIX; .
    Tony HaeuserSBC NAPs (AADS, PacBell); .
    Matthew BrooksNOTA; .
    Albert CrewsBellsouth MIX; .
  • Panel: Updates From the NAPs
    Moderators:
    Mike Hughes, LINX; Panelists:
    Paul VixiePAIX; .
    Lane PattersonEquinix; .
    Tom BechlyMAE Services; .
    Akio SugenoNYIIX/LAIIX/6IIX; .
    Avi FreedmanMetroIX; .
    Jeff MeltzerMetroIX; .
    Tony HaeuserSBC NAPs (AADS, PacBell); .
    Matthew BrooksNOTA; .
    Albert CrewsBellsouth MIX; .
  • Panel: Updates From the NAPs
    Moderators:
    Mike Hughes, LINX; Panelists:
    Paul VixiePAIX; .
    Lane PattersonEquinix; .
    Tom BechlyMAE Services; .
    Akio SugenoNYIIX/LAIIX/6IIX; .
    Avi FreedmanMetroIX; .
    Jeff MeltzerMetroIX; .
    Tony HaeuserSBC NAPs (AADS, PacBell); .
    Matthew BrooksNOTA; .
    Albert CrewsBellsouth MIX; .
  • Panel: Updates From the NAPs
    Moderators:
    Mike Hughes, LINX; Panelists:
    Paul VixiePAIX; .
    Lane PattersonEquinix; .
    Tom BechlyMAE Services; .
    Akio SugenoNYIIX/LAIIX/6IIX; .
    Avi FreedmanMetroIX; .
    Jeff MeltzerMetroIX; .
    Tony HaeuserSBC NAPs (AADS, PacBell); .
    Matthew BrooksNOTA; .
    Albert CrewsBellsouth MIX; .
  • UWho
    Moderators:
    Andrew NewtonVeriSign; .
    Leslie DaigleVeriSign; .
  • UWho
    Moderators:
    Andrew NewtonVeriSign; .
    Leslie DaigleVeriSign; .

 

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