A network consultant must propose a scalable access-distribution model where an alternative to STP technology is used to prevent Layer 2 loops.
The proposed model must include these features:
– VLANs that span across the access switches
– eliminate the need for a FHRP protocol
– multichassis Ethernet technology to provide fast convergence in case of link failure
Which design model does the consultant propose?
A . multitier looped square access model
B . virtual switch model
C . multitier looped triangle access model
D . routed access model
Answer: B