WAIL By: - Dave Plonka - Ana Bizarro Wisconsin Advanced Internet Laboratory - WAIL

WAILworks  Motivation  Challenges  Approach  Status WAIL - overview An extensible, consistent environment for conducting research in WAIL Scale, reconfigurability, instrumentation, access, etc. WAILworks – a multifaceted environment enabling research in WAIL Design and development of significant components on track for Summer ’03 completion

WAIL works Project Overview  Backbone  Front-end (scripts now, GUI later!)  Lab scheduling application (resource management for experiments)  Definition of scenarios (canonical topologies)  Automated configuration of network devices  Results repository (network database)

WAIL works Project Status  Backbone  Front-end (scripts now, GUI later!)  Lab scheduling application (resource management for experiments)  Definition of scenarios (canonical topologies)  Automated configuration of network devices  Results repository (network database)

WAIL - management Legend: 802.1Q trunk Lab-wide VLAN Mngmt VLAN Other Ethernet Serial WAILbone

WAIL works - scenarios Canonical Topologies  ISP  BGP  End-to-End  POP  Maximum Spaghetti  One-Off  Data Center

WAIL works – ISP scenario ISP Topology  Reproduce Internet 2 Backbone: Abilene Why ?  It is a national high performance backbone  Hardware information available  Routing architecture available  Ping and traceroute tools available  Router proxy available for ‘show’ commands  Log files available

WAIL works – ISP scenario  Abilene: Real-World Topology STTL SNVA LOSA DNVR HSTN ATLA WASH NYCM CLEV IPLSKSCY CHIN

WAIL works – ISP scenario Abilene Network in WAIL  Step-by-Step  Select a Topology (point in time)  Map Abilene Nodes to WAIL Routers  Assign Internet Numbers, Addresses  Basic Configuration  Routing Configuration  Automate Config Upload to the Routers  Test the Network  Validate – Quantify Differences with Real-World  Save Scenario to Repository

WAIL works – ISP scenario Abilene Network in WAIL  Progress  Select a Topology  Map Abilene Nodes to WAIL Routers  Assign Internet Numbers, Addresses  Basic Configuration  Routing Configuration  Automate Config Upload to the Routers  Test the Network  Validate - Quantify Differences with Real-World  Save Scenario to Repository

WAIL works – ISP scenario WAIL Abilene Legend: 802.1Q trunk Lab-wide VLAN Mngmt VLAN Other Ethernet Serial

WAIL works – ISP scenario Abilene Layer 2

WAIL works – ISP scenario Abilene Layer 2 and Layer 3

WAIL works Summary  WAILworks is the critical infrastructure for running experiments in WAIL (unique capability)  Design and development of each component is on track for Summer ’03 completion (Phase 1)  Future  External access  More GUI, visualization  Adapting aspects of WAILworks for operational use