AfNOG > Workshops > 2015 > Track AR-E > Detailed Course Outline

AfNOG 2015 Workshop on Network Technology

Track AR-E — Advanced Routing

Detailed Course Outline

[ AR-E links: Index | Details | Summary | External links ]

Day organisation

The workshop runs from Monday to Friday. Each day is divided into four slots of approximately two hours each. There are no evening sessions this year due to venue restrictions.

The classes will use approximately the following time slots. These times are not exact.

09:00–11:00 — Morning session 1
11:30–13:30 — Morning session 2
14:30–16:30 — Afternoon session 1
17:00–18:30 — Afternoon session 2

In addition to this detailed course outline, there is a summary timetable showing the entire course at a glance.

The Track AR-E main page will also be of interest.

Monday morning

Introduction and Logistics [MT]
- Welcoming to the workshop with instructor and participant introductions, logistical and scheduling details for the rest of the week.
- Introductory Slides.
Routing Basics [PO]
- Topics include:
  - IPv4
  - Routing
  - Forwarding
  - More Definitions
  - Policy options
  - Routing Protocols
- Presentation.
Introduction to ISIS [PO]
- ISIS Routing Protocol Highlights
- ISIS Design in SP Networks
- Presentation.
ISIS Lab [KH,PO,MT]
- Lab: Setting up one AS with ISIS as the IGP.
- ISIS Lab materials.
- IPv4 Addressing Plan.

Monday afternoon

ISIS for ISPs [MT]
- ISIS Design in SP Networks
- Enabling ISIS on Cisco routers
- ISIS Best Practices
- ISIS Advanced Features
- Presentation.
Introduction to BGP [KH]
- Topics include:
  - Introduction to BGP4
  - Introduction to Internal BGP
  - Introduction to External BGP
  - Comparing iBGP with eBGP
  - Stable iBGP configuration
  - Announcing prefixes and aggregates
- Presentation.
Basic BGP Lab [KH,PO,MT]
- Lab: Setting up one AS with full mesh iBGP on the existing IGP infrastructure.
- BGP Lab materials.
- Class configurations.

Monday evening

Free Time

Tuesday morning

IPv6 Standards and Protocols [KH]
- Topics include:
  - IPv6 protocol.
  - IPv6 addressing types.
  - Auto configuration, DHCPv6, Manual configuration.
  - Multicast IPv6.
  - Standards status.
- Presentation.
IPv6 Addressing [KH]
- Topics include:
  - IPv6 addressing planning.
  - Scalable IPv6 address plans.
- Presentation.
IPv6 Routing [KH]
- Topics include:
  - Configuring IPv6 on Cisco IOS.
  - Static IPv6 routing.
  - OSPFv3.
  - ISIS extensions for IPv6.
  - BGP extensions for IPv6.
- Presentation.
Basic ISIS Lab using IPv6 [KH,PO]
- Topics include:
  - IPv6 Lab: Setting up one AS with ISIS as the IGP.
- ISIS IPv6 Lab Materials
- IPv6 Lab Addressing Plan.
- Class configurations.

Tuesday afternoon

Basic iBGP Lab using IPv6 [KH,PO]
- Topics include:
  - IPv6 Lab: Setting up one AS with full mesh iBGP.
- BGP IPv6 Lab Materials.
- Class configurations.
ISIS for IPv6 [PO]
- Topics include:
  - IPv6 Extensions for ISIS.
- Presentation.
BGP for IPv6 [PO]
- Topics include:
  - IPv6 Extensions for BGP.
- Presentation.
BGP Scaling Techniques [PO]
- Topics include:
  - Route Refresh
  - BGP Peer Groups
  - iBGP Scaling: Route Reflectors
  - iBGP Scaling: BGP Confederations
  - Route Flap Damping
- Presentation.
IPv4 Route Reflector Lab [KH,PO]
- Lab: Converting the full mesh IPv4 iBGP to Route Reflector
- IPv4 Lab Exercise.
IPv6 Route Reflector Lab [KH,PO]
- Lab: Converting the full mesh IPv6 iBGP to Route Reflector
- IPv6 Lab Exercise.
- Class configurations.

Tuesday evening

Free Time

Wednesday morning

BGP Attributes [TBD]
- Topics include:
  - What is an Attribute.
  - AS Path Attribute (including 2byte and 4byte ASNs).
  - Next-hop Attribute, iBGP next-hop, 3rd party next-hop.
  - Origin Attribute.
  - Aggregator Attribute.
  - Local Preference.
  - Multi Exit Discriminator (MED) / Metric.
  - Weight.
  - BGP Communities.
  - BGP Path Selection Algorithm.
- Presentation
ISIS, iBGP and eBGP Lab [KH,PO]
- Lab: Setting up a 4 ASN network using ISIS, iBGP and eBGP
- Lab Exercise.
- Lab Addressing Plan.
- Class configurations.

Wednesday afternoon

ISIS, iBGP and eBGP Lab [KH,PO]
- Lab: Setting up a 4 ASN network using ISIS, iBGP and eBGP
- Lab Exercise.
- Lab Addressing Plan.
- Class configurations.
OSPF to ISIS Migration [TBD]
- Topics include:
  - How to migrate from OSPF to ISIS.
- Presentation.
BGP Best Practises [TBD]
- Topics include:
  - Recommended BCP configuration for BGP on Cisco IOS.
  - Use of BGP versus OSPF/ISIS.
  - Aggregation: Good vs Bad.
  - Separation of iBGP and eBGP.
  - Efforts to improve Aggregation on the Internet.
  - CIDR Report and BGP Instability Report.
  - Receiving Prefixes from Customers, Peers and Upstreams.
  - IPv4 and IPv6 Bogon Routes.
  - Putting prefixes into iBGP.
  - BGP Configuration Tricks and Templates.
- Presentation.

Wednesday evening

Free Time

Thursday morning

BGP Multihoming - Part 1 [TBD]
- Topics include:
  - Reasons for Multihoming.
  - Definition of Multihoming.
  - AS Numbers (2-byte, 4-byte, private ASNs).
  - Multihoming Policy Tools.
  - Multihoming Options: Stub network, Multi-homed stub network, Multi-homed network, Configuration Options.
  - Preparing the Network.
  - Basic principles.
  - How good address plans aid Multihoming.
  - Simple examples of inbound load balancing:
    - Multihoming to the same ISP.
    - Scaling customer multihoming - RFC2270.
    - Multihoming to different ISPs.
- Presentation.
Route Filtering Lab (using IPv4) [TBD]
- IPv6 Lab Topics include:
  - Route filtering using prefix lists, AS Path filters, and communities.
  - Introduction to policy using route-maps.
  - Introduction to peer-groups.
- Lab Exercise.
- Class configurations.

Thursday afternoon

BGP Multihoming - Part 2 [TBD]
- Topics include:
  - Load balancing outbound traffic.
  - Full BGP table versus Partial BGP table.
  - Simple examples of outbound load balancing:
    - One upstream, one local peer.
    - One upstream, local exchange point.
    - When a transit provider peers at IX.
    - Two upstreams, one local peer: using full BGP and using partial BGP.
    - Three upstreams, unequal link bandwidths.
- Presentation.
Route Filtering Lab (using IPv4) [TBD]
- Continue with Lab: Filtering Routes

Thursday evening

Free Time

Friday morning

BGP Communities [TBD]
- Topics include:
  - How to use BGP Communities.
  - Use of RFC1998 traffic engineering.
  - Extending RFC 1998 ideas for even greater customer policy options
  - Community use in ISP backbones.
  - Customer Policy Control (aka traffic engineering)
- Presentation.
Strategies for Multihoming Lab [TBD]
- BGP Policy lab objectives include:
  - Route filtering using prefix lists, AS Path filters, and communities.
  - Influencing inbound and outbound path selection.
- Lab Exercise.
- Class configurations.

Friday afternoon

The Value of Peering [TBD]
- Topics include:
  - Peering vs Transit.
  - Economic considerations.
- Presentation.
Strategies for Multihoming (continued) [TBD]
- Finish previous exercise.
Miscellaneous Wrap Up Topics [TBD]
- Topics include:
  - Explaining Dynamips.
  - Atlas Probes
- Dynamips software and configurations as used for the AR-E Workshop.
- Atlas Probes
- RPKI

Friday evening

Workshop Dinner and Certificate Ceremony

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