A different Internet Exchange
400k+ prefixes behind AS215551
Control what IXPs (e.g. ERA-IX) you want to announce and receive prefixes from.
Anti-DDOS Built in
RTBH support for blackholing on Layer2 right in the switch ASICs
Favorable pricing
An internet exchange is basically a bunch of switches. It should not cost an arm and a leg
Stable infrastructure
Multiple paths between the equipment and the route-servers running on the actual IXP switches