| Exam 640-878 | Question id=4922 | Routed Network Technologies II | 
        Which first-hop router redundancy protocol uses the active virtual gateway to assign a virtual MAC address to the active virtual forwarders?
      
| A. | 
            HSRP | |
| B. | 
            VRRP | |
| C. | 
              GLBP | |
| D. | 
            FHRP |