vijay gill writes: >This is probably going to be a somewhat unpopular opinion, mostly >because people cannot figure out their COGS. If you can get transit >for cheaper than your COGS, you are better off buying transit and not >peering. There are some small arguments to be made for latency and >'cheap/free' peering if you are already buying transit at an exchange >and your port/xconn fee is cheaper than your capital/opex for the >amount of traffic you peer off.
The other factor worth considering is the level of control your business plan supports giving up to third parties. This is more of a problem for things like real-time voice or video, but the circumstance can exist that depending on two even very good carriers may be uncomfortable - particular the first time one of them has a systemic issue. >To be completely realistic, at current transit pricing, you are almost >always better off just buying transit from two upstreams and calling >it done, especially if you are posting to nanog asking about peering. Yep. Joe