Remember more stuff

Question 1

Switchport port-security violation { }

Answer 1

Protect - drops the packet with unknown src address until you remove a secure mac address to drop below the max value. no trap is sent.

Restrict- same but violation increments and TRAP sent to SNMP manager.

shutdown- puts interface in error disabled and sends a trap to the manager

Question 2

Ethernet Fram

Answer 2

Preamble - SOF - Destination - Source - Type - Payload - FCS

Question 3

Fabric: Entirety of the overlay and underlay network.

overlay: the virtual network
underlay: the physical network
nothbound: interacts with server
southbound: interacts edge devices

Answer 3

Fabric: Entirety of the overlay and underlay network.

overlay: the virtual network
underlay: the physical network
northbound: interacts with server
southbound: interacts edge devices

Question 4

FHRP

Answer 4

FHRP is used to prevent network failure at a default gateway.

This is achieved by configuring multiple routers with the same IP address and Mac address, thus presenting an illusion of a single virtual router to the hosts in a LAN