What is vlan what is attributes of bgp what is etherchannel

Question

Accepted Answer

VLAN is a logical grouping of network devices, BGP is a routing protocol used in large networks, EtherChannel is a technology used to bundle multiple physical links into a single logical link.

VLAN separates broadcast domains and improves network security
BGP is used to exchange routing information between different autonomous systems
BGP attributes include AS Path, Next Hop, Local Preference, and MED
EtherChannel provides increased bandwidth and redundancy
EtherChannel can be configured in different modes such as LACP and PAgP