Computer Hardware Servicing

Complete Ethical Hacking...

1.What is the sys-id-ext field in a BPDU used for?

A. It is a 4-bit field inserted into an Ethernet frame to define trunking information between switches.
B. It is a 12-bit field inserted into an Ethernet frame to define VLANs in an STP instance.
C. It is a 4-bit field inserted into an non-Ethernet frame to define EtherChannel options.
D. It is a 12-bit field inserted into an Ethernet frame to define STP root bridges.

2. You have four RSTP PVST+ links between switches and want to aggregate the band-width. What solution will you use?

A.EtherChannel
B. PortFast
C. BPDU Channel
D. VLANs
E. EtherBundle

Network World