> Just as a curiosity non-DFC platform actually is not limited by > [..] I believe your math is accurate. this is why many of the newer linecards (e.g. WS-X6708 8 port 10GbE linecard) are only available with DFC3C or DFC3CXL, because it doesn't make a huge amount of sense to have centralized forwarding with such high performance cards. cheers, lincoln.