> The takeaway for me is that the end-to-end principle is dead. The times > where all intelligence should be in end hosts only, no middleboxes, and KISS > have gone, and techniques going in the opposite direction are not only in > use, but even embraced by IETF operations. +1 But the fact that these solutions exist points to a need unmet by existing e2e approaches. Someone in IETF operations had presumably thought out their requirements when this service was procured. Embedding e2e within a solution that satisfies those same operational requirements sounds like a potential IETF WG charter in the making. Josh. Jisc is a registered charity (number 1149740) and a company limited by guarantee which is registered in England under Company No. 5747339, VAT No. GB 197 0632 86. Jisc’s registered office is: One Castlepark, Tower Hill, Bristol, BS2 0JA. T 0203 697 5800. Jisc Services Limited is a wholly owned Jisc subsidiary and a company limited by guarantee which is registered in England under company number 2881024, VAT number GB 197 0632 86. The registered office is: One Castle Park, Tower Hill, Bristol BS2 0JA. T 0203 697 5800.