Things to Know About Networking

Are you familiar with Ansible, but new to the concept of a network? if so, this is your one-stop-shop for general "things to know" about the weird, wonderful world of networking.

Network Devices:

• Switch (layer 2)
• Router (layer 3)
• Firewall (layer 2-7)
• Load Balancer (layer 2-7)

Protocols:

• MAC (MAC address)
• ARP
• TCP
• IP
• SNMP
• BGP
• EIGRP
• OSPF
• DNS
• Syslog

Core Concepts:

• OSI Model - The seven levels of purgatory
• Subnets
• Routing vs. Switching
• ARP table
• Route table
• VLAN
• VRF
• VPN
• QoS
• Hub and Spoke
• Leaf and Spine

Network Config "Functions":

• AAA
• ACL
• Credentials
• DNS
• Interfaces
• NTP
• Routing
• SNMP
• Syslog
• VPN

Network Operations:

• Backup/Restore
• Zero-Touch Provisioning (ZTP)
• Firmware/OS Upgrades