Insight Business Machines Network Engineer Interview Questions and Answers

VLAN stands for Virtual Local Area Network, used to logically segment a network into multiple broadcast domains.

• VLANs help improve network performance, security, and manageability

• Each VLAN is a separate broadcast domain, reducing broadcast traffic

• VLANs can be configured to group devices based on department, function, or security level

• VLANs are commonly used in enterprise networks to isolate traffic and improve network

Ether channel protocol is a technology used in networking to combine multiple physical links into a single logical link for increased bandwidth and redundancy.

• Ether channel protocol is also known as link aggregation or port trunking.

• It allows multiple physical links to be bundled together to form a single logical link.

• This increases the overall bandwidth and provides redundancy in case of link failures.

• Ether channel pr...read more