Course Outline
1 - Network Fundamentals
- What is a network?
- What is a Protocol?
- OSI Reference Model
- Encapsulation, frames, packets, segments
- Layer 2 to Layer 7 headers
- Media, cabling, Ethernet/wifi headers
- Binary/Hex/Decimal theory and conversion
- TCP/IP Stack (IP addressing & Transport Protocols TCP/UDP)
- Types of traffic: Unicast, Broadcast, Multicast
2 - TCP/IP Stack
- Overview
- Ethernet frames
- IPv4 Header
- TCP Header – Three-way Handshake
- TCP Header – Sequence Numbers
- TCP Header – Port Numbers
- TCP Header
- UPD Header
3 - Basic Networking with Aruba Solutions
- Networking devices: Switches, Routers, Multilayer Switches, APs, Mobility Controllers, Firewalls, Servers (HTTP, DHCP, DNS, Telnet, FTP)
- 2-Tier vs 3-Tier hierarchy
- Switching Portfolio (AOS switches & AOS-CX switches) is this introducing both portfolio on a couple of slide and few slides on AOS-CX hardware architecture, software architecture and intro to NAE high level.
- Introduction to AOS-CX and feature set
- Port numbering
- Accessing Aruba OS-CX CLI
- Prompt modes/levels and navigation
- Context sensitive help
- Show logs, configuration, interfaces, transceivers, flash, version
- Hostname/interface name, enabling interfaces
- Link Layer Discovery Protocol
- ICMP and reachability testing tools: Ping and Traceroute
- PoE (standards one slide and what we support and one or two slide on configuration
4 - VLANs
- Broadcast/collision domains
- VLAN benefits
- VLAN creation
- DHCP server configuration in switches (optional)
- 802.1Q tagging
- Switchports vs. Routed ports
- MAC address table
- ARP table
- Packet Delivery part 1
5 - Spanning Tree Protocol
- Redundant network
- L2 loops
- 802.1D
- Common Spanning Tree
- 802.1s
- 802.1w overview
- 802.1w load balancing
- 802.1w region configuration
6 - Link Aggregation
- Static Aggregation
- LACP
- Load Balancing
7 - IP Routing - Part 1
- Default Gateway
- DHCP IP Helper Address
- IP Routing Service
- Inter-VLAN routing
- Packet Delivery Part 2
- Need for layer 3 redundancy
- Introduction to VRF
8 - VRRP
- VRRP overview
- VRRP basic operation
- VRRP failover and preempt
- VRRP and MSTP coordination
9 - IP Routing - Part 2
- Subnetting
- CIDR
- Static routes
- Administrative Distance
- Floating routes
- Scalability issues
10 - IP Routing - Part 3
- IGP vs EGP
- Distance Vector vs Link State
- OSPF Router-ID and Hello Messages
- Passive interfaces
- States
- DR and BDR
- LSDB: LSA 1 and 2
- Path selection and convergence
- Using cost to manipulate routes
11 - Stacking
- Control Plane, Management Plane, and Data Plane
- Introduction to Stacking technologies
- Stacking Benefits
- Centralized control and management plane
- Distributed Data Plane and Distributed Link Aggregation
- VSF
- VSF requirements
- VSF Link and member roles
- VSF member IDs and port numbers
- VSF Configuration
- VSF Provisioning use cases
- Tracing Layer 2 traffic: Unicast
- Tracing Layer 2 traffic: Broadcast, Multicast, and Unknown Unicast
- VSF Failover and OSFP Graceful-Restart
- VSF Link failure without MAD
- MAD
- VSX Introduction
12 - Secure Management and Maintenance
- OOBM port
- Management VRF
- Secure Management Protocols: AAA, SSH, HTTPS, RBAC
- Radius-based management auth (VSA)
- SNMP
- Web interface
- Configuration file management (Backup, restore, checkpoint and roll back)
- Operating System image management (backup and restore)
- Factory default/password recovery
13 - AOS-CX Management tools
- Intro to NetEdit
- NetEdit installation
- Basic monitoring with NetEdit
- AOS-CX Mobile App
Target Audience
Ideal candidates are IT Professionals who deploy small-to-medium scale enterprise network solutions based on Aruba products and technologies.