VRRP: Increasing Reliability and Failover with the Virtual Router Redundance Protocol

2.6. Virtual Routers Without Owner

Now that we have discussed the issues of ownership and nonownership, we may call attention to the assertion that there can be at most one owner in a virtual router. The term used at most one suggests that it is possible to have virtual routers protecting IP addresses that are not owned by any specific router. As a matter of fact, it is not uncommon to have virtual routers in which none of the group members is an owner of the protected address(es). Figure 2-7 depicts such a virtual router.

Figure 2-7. Virtual router without an owner

We have three VRRP routers in Figure 2-7—R1, R2, and R3—all members of the virtual ...