As I understand it, it is still split 50/50% wise. Two active MIC slots arbitrate equally for packet processing resources, regardless of how much bandwidth they could potentially (or not) use. A 20x1G MIC will essentially "waste" 40G of throughput. Yeah. :-/
On 5 December 2014 at 19:10, Olivier Benghozi <olivier.bengh...@wifirst.fr> wrote: > If you use one 10x10GE MIC and one 20x1GE, on the paper 120 Gb/s would > mean no oversubscribing, but how the capacity will be really divided? > > > Tom Storey <t...@snnap.net> wrote : > > > > As was explained to me a while back, the MPC3E has ~120gbit of capacity. > > > > But the devil was in how that capcity is shared between the two MIC > slots. > > > > When you have two active MICs that capacity is divided equally between > the > > two MICs: 50/50% or ~60/60gbps. It is NOT a case of operate one card at > > full whack and only use a couple of ports on the other. > > > > If you plan to put in a second 10x10 MIC then you'll have to shuffle your > > circuits around to balance them across the two MICs too. > > > > And if you need all wire speed ports then you need the 16x10G MPC3, and > > only use 3 ports of each PIC. > > > > On 30 November 2014 at 23:22, Robert Hass <robh...@gmail.com> wrote: > > > >> Hi > >> I'm currently using MPC3E with one 10x10GE MICs in my MX480 and MX960 > >> routers. > >> > >> I need to add 10GE ports, if I will put second 10x10GE MIC in existing > >> MPC3E what will be oversubscribe rate ? I'm not sure but docs says about > >> 200Gbps for MPC3E then It should be wire-speed if docs claims > full-duplex > >> or 1:2 if docs claims half-duplex. > >> > >> What is best solution (from price point of view) to have 16 x 10GE in 1 > >> slot on MX480/MX960 ? MPC3E + 10x10GE MICs or something different ? > > > _______________________________________________ > juniper-nsp mailing list juniper-nsp@puck.nether.net > https://puck.nether.net/mailman/listinfo/juniper-nsp > _______________________________________________ juniper-nsp mailing list juniper-nsp@puck.nether.net https://puck.nether.net/mailman/listinfo/juniper-nsp