> this would mean you would either have to spoof the MAC on the second router But isn't this what CARP[1] and HSRP[2] essentially do anyway? Seems like they al

> this would mean you would either have to spoof the MAC on the second router But isn't this what CARP[1] and HSRP[2] essentially do anyway? Seems like they already found a way around that. [1]: https://www.freebsd.org/doc/handbook/carp.html https://www.freebsd.org/doc/handbook/carp.html [2]: https://www.cisco.com/c/en/us/support/docs/ip/hot-standby-router-protocol-hsrp/9281-3.html https://www.cisco.com/c/en/us/support/docs/ip/hot-standby-ro...