A network administrator needs to aggregate 4 ports into a single logical link which must negotiate layer 2 connectivity to ports on another switch. What must be configured when using active mode on both sides of the connection?
A. LLDP
B. LACP
C. Cisco vPC
D. 802 1q trunks
A. LLDP
B. LACP
C. Cisco vPC
D. 802 1q trunks