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Part:2: https://youtu.be/3bSKtQ2S9Is
EIGRP:
Enhanced Interior Gateway Routing Protocol (EIGRP) is an advanced distance-vector routing protocol that is used on a computer network for automating routing decisions and configuration. The protocol was designed by Cisco Systems as a proprietary protocol, available only on Cisco routers
TACACS+:
Terminal Access Controller Access-Control System Plus (TACACS+) is a protocol developed by Cisco and released as an open standard beginning in 1993. Although derived from TACACS, TACACS+ is a separate protocol that handles authentication, authorization, and accounting (AAA) services.
Micro Core Linux :
Micro Core Linux is a smaller variant of Tiny Core without a graphical desktop. Download it here: https://gns3.com/marketplace/appliance/micro-core-linux
TACACS Config below:
aaa new-model
!
enable password cisco
username oscar password cisco
username oscar privilege 15
!
!
aaa group server tacacs+ router4
server name router4
tacacs server router4
address ipv4 192.168.1.100
key gns3
!
!
line vty 0 5
transport input all
!
!
aaa authentication login default group router4 local
!