Aruba Advanced OS-CX Switching & Troubleshooting Solutions (AAXSTS)

Detailed Course Outline

Plan The Wired Network Solutions
  • Gather customer requirements and network design
  • Information gathering steps and questionnaire
  • Create and use a Proof-of-Concept (POC) plan
  • Creating and using a golden configuration
Troubleshooting
  • Diagnostic Principles
    • Troubleshooting Principles
    • Troubleshooting Zones
    • Troubleshooting Components
  • Problem-solving methodology
    • Identification and Analysis
    • Hypothesis and Validation
    • Implement and Verify
  • Log files and debugging
    • Assess and set desired debugging states
    • Remote logging and log rotation
    • Event and Account logging
    • Password reset
  • Diagnostic Commands
    • Resource utilization
    • Capacities and Environment
    • Diagnostic tools and diag on-demand
    • Support Files
  • Traffic Analysis
    • Mirroring concepts and configuration
    • Mirroring validation
    • Wireshark setup and usage
    • Wireshark display filters
Monitoring and Automation Tools
  • REST API
    • Network Automation and REST API
    • REST methods
    • Using the REST interface
  • Sending REST API Requests
    • Swagger resource reference and interface
    • cURL CLI tool and library
    • Postman
  • Network Analytic Engine
    • Overview
    • Scripts and agents
    • Script types and sources
    • NAE maximums
    • Script components
    • Agent functions
    • Troubleshooting
  • Other Monitoring
    • IP SLA use and configuration
    • SNMPv3 use and configuration
    • NetEdit topology and logs
VSX, VSF, and Layer 2 Technologies
  • VSF
    • Overview
    • Stack requirements
    • Member roles and links
    • Link failure and split detection
    • Split stack link and member failures
  • VSF Troubleshooting
    • Status and members
    • Links and topology
    • Removing a VSF member
  • VSX
    • Overview
    • Components
    • Aggregation: Single routing model
    • Aggegation: Multiplle VRF routing
    • Virtual and System MAC guidance
  • VSX Best Practices
    • Nodes, bandwidth, and ISL
    • Roles and synchronization
    • LAG and MSTP configuration
    • SVI configuration
  • VSX Troubleshooting
    • Status and LAG interfaces
    • Configuration and VSX sync
    • Debugging
    • Configuration consistency
    • Link/interface status
    • MAC/peer consistency
    • LACP interfaces
    • Configuration parser
  • VSX Split Brain
    • Analyze down conditions and results
    • Analyze failure scenarios
Layer 3 Routing and OSPF
  • Static Routing
    • Overview
    • Default route
    • Floating static routes
    • Static Routes with BFD
    • Routes with Tags
  • Policy Based Routing
    • Overview
    • Configuration
    • Validation
    • VRF
  • OSPF Single Area
    • Review
    • Adjacencies
    • Route table vs. diagram
    • Neighbor table vs. diagram
    • LSDB vs diagram
    • LSDB vs network types
  • OSPF Multi-area
    • OSPF review
    • LSA types and usage
    • ABRs
    • Route aggregation and filtering
    • Interface costs
    • Passive interfaces
    • Authentication
    • BFD
    • Best practice and troubleshooting review
BGP
  • BGP Concepts and Peers
    • Use case and features
    • Configure BGP peers
    • Sessions and states
    • eBGP multihop
    • iBGP full-mesh
    • Validate BGP peers
  • BGP Advertisement
    • Three key points about BGP advertisements
    • iBGP and next-hop-self
    • BGP reachability requirement
    • The network command
    • Aggregate-address command
  • BGP Metrics and Tuning
    • Path selection criteria
    • Prefix lists and route maps
    • Weight
    • Local Preference
    • AS path length
    • MED
  • Route Control
    • Reasons to control eBGP routes
    • Route control implementation
    • Route control validation
    • Inbound route control
    • Peer groups
    • Route reflectors
Route Redistribution
  • Intro to Redistribution
    • Overview
    • Redistribute static to OSPF
    • Static to OSPF configuration and validation
    • OSPF Type 1 vs Type 2 routes
    • Using and tuning the default metric
    • Compare tuning techniques
    • Prefix list tuning and validation
  • Redistribute OSPF to BGP
    • Scenario
    • Configuration
    • Network statements and route maps
  • Advanced Route Redistribution
    • Scenario
    • AS-path list
    • Improve BGP convergence times
    • Route tags
VRF and Route Leaking
  • VRF Overview and Configuration
    • Overview
    • Configuration
    • Verification
  • VRF Route Leaking
    • Methods
    • Restrictions and limitations
    • Static route leaking configuration and validation
    • Dynamic route leaking configuration and validation
Multicast
  • Multicast
    • Introduction
    • IP address assignments
  • Network Access and L2 Multicast
    • Switching multicast frames
    • MAC address mapping
    • IGMP – v1, v2, v3
    • IGMPv3 messages – membership report, querier election,
    • IGMPv3 Snooping
    • IGMPv3 Configuration and verification
    • VSX and IGMPv3
  • IP Multicast at Layer 3
    • Overview
    • Tree types Shared/RP, source/SPF trees
    • Group states
    • RPF
  • PIM
    • Versions
    • Messages
  • PIM-SIM
    • Designated Routers
    • Rendezvous Point
    • Build-up process
    • Wireshark analysis
  • RP Configuration
    • Static RP
    • Dynamic RP
    • BSR mechanism
    • Wireshark analysis
    • VSX and PIM
  • Multicast Deployment
    • Overview
    • PIM Configuration
    • Multicast Troubleshooting
QoS
  • Quality of Service
    • Overview
    • Traffic characterization
    • Differentiated Services model
    • AOS-CX QoS processing
  • Ingress Stage
    • Rate Limiting
    • Configuration
    • Verification
  • Prioritization Stage
    • Classifier and Class of service
    • Marking and Trust
    • Configuration and Verification
    • Queuing Stage
    • Configuration and verification
  • Scheduler Stage
    • Strict Priority
    • DWRR and WFQ
    • Configuration and verification
  • Remark QoS
    • Configuration
    • Verification
Dynamic Segmentation
  • Overview
    • Objective and benefits
    • Port-based vs user-based tunneling
    • UBT components
  • Understanding UBT
    • Tunnel establishment
    • Role assignment and redirection
    • Infrastructure requirements
    • Broadcast and multicast traffic
    • Configuration and Wireshark analysis
    • Verification commands
  • Deployment Using NetEdit
    • Configure dynamic segmentation using NetEdit
    • Verify dynamic segmentation using NetEdit
Network Security
  • Access Control Lists
    • Overview
    • Applying ACLs
    • Object Groups
    • ACL verification
    • Counting and logging
    • ACL resource utilization
  • Classifier Policies
    • Overview
    • Configuration
    • Application
    • Verification
  • Control Plane Policing
    • Overview
    • Configuration
    • Verification
  • Local User and Group Management
    • Local AAA
    • Built-in user groups
    • User-defined user groups
  • TACACS+ Management
    • Remote AAA using TACACS+
    • Communication with TACACS+ server
    • Configure and verify AAA using TACACS+
  • DHCP Snooping and ARP Inspection
    • DHCP snooping configuration and verification
    • Dynamic ARP operation, configuration, and verification
IPv6
  • IPv6
    • Features
    • Headers
    • Extension headers
    • Address representation
  • Address Types
    • Unicast
    • Multicast
    • Anycast
  • ICMPv6
    • Overview
    • Neighbor discovery
  • Manual IPv6 Addressing
    • Configuration
    • Verification
    • DAD
  • Dynamic IPv6 Addressing
    • Router Advertisements
    • SLAAC
    • DHCPv6
  • IPv6 Routing
    • Static
    • OSPFv3
  • IPv6 Access Control Lists
    • Configuration
    • Verification