What is GLBP: Gateway Load balancing protocol is a Cisco proprietary protocol for both redundancy and load balancing in Cisco switches and routers. Although VRRP or HSRP provides a network link redundancy to router traffic in a or a number of routers in case of failure to the main active routes, but they do not allow to fully utilizing the available network resources. GLBP provides a single virtual IP address and a number of virtual MAC addresses to a GLBP group to make sure all the available networking resources are fully utilize to reduce the high traffic to a single device and at the same time it reroute traffic automatically in the event of a network device or port failure. [Read more…]
HSRP or hot standby routing protocol provides network redundancy solutions to routers.By configuring HSRP in a number of routers in a network you can offer your customers the opportunity to enjoy seamless network or Internet access opportunity. HSRP is mainly used in the perimeter network or in a network where high-available is a must or has zero tolerance to network downtime.