Ivan Pepelnjak of ipSpace.net comments:
BGP is without doubt the most scalable routing protocol, which made it a popular choice for large-scale deployments from service provider networks to enterprise WAN/VPN networks and even data centers. Its only significant drawback is the tedious configuration process (which almost reminds me of writing COBOL programs decades ago).
Anything that makes BGP easier to configure is a good thing. Given the multitude of applications BGP has been thrust into recently, Cumulus has found a way to ease our pain points.
Read more at: BGP Configuration Made Simple with Cumulus Linux