500gbit? That's about 5% of the entire capacity of the London Internet Exchange. I assume you're using some WDM to split the carrier into multiple 100G nics at

500gbit? That's about 5% of the entire capacity of the London Internet Exchange. I assume you're using some WDM to split the carrier into multiple 100G nics at each end? Doesn't sound cheap. What's the onward capacity, I assume your link is directly into a major peering centre.