Hello Mark, What kind of MXs do you have this working on? MX80 or on some of the others in the family?
I am asking because I was told P2MP LSPs were not supported on MX240/480/960 with MPCs. Also when considering DPCs/MPCs there seems to be no support for IEEE 802.1ah-2008 on MPCs. Vladislav A. VASILEV On Tue, Aug 30, 2011 at 16:42, Mark Tinka <[email protected]> wrote: > On Friday, August 26, 2011 12:23:14 AM Vladislav A. VASILEV > wrote: > > > I am in process of procuring new hardware and I've got a > > question. If you were to go for MX480 would you order it > > with MPCs or DPCs. Also if your network were to have > > MX80s as well which are Trio based would that influence > > the decision on choosing either MPCs or DPCs for the > > MX480s? > > 1. MPC's are likely going to be cheaper, particularly if > you're looking at 10Gbps density. > > 2. Juniper have just released EoS/EoL dates for the DPC's. > So they might end up cheap on the used market, or just > run out if you invest in them too long. > > 3. Mixing-and-matching DPC's and MPC's in the same chassis > is simply asking for it. > > 4. The later the code, the better the chance of having > MPC's that actually work, but also, the greater the risk > of code instability (even though post-10.4 Junos is > meant to be better). > > 5. Lots of features already stable on the DPC's may not be > ported to the Trio's. You'll have to wait and play > Junos-chasing games. > > 6. Note current generation MPC's may be oversubscribed for > your various applications. Be sure you have your > bandwidth requirements right. > > 7. Some of the more advanced features for certain > applications may only be present (current or future) on > the MPC's. Check with Juniper to confirm what you need. > > 8. You'll probably be chasing code for a while to fix > stability issues while gaining important features with > the MPC's. > > 9. You're likely going to end up mixing-and-matching some > chassis' in the future if you choose to go with DPC's > now, and keep your MX's alive and well for years. > > 10. We prefer QoS on the MPC's. Not even the highest end > DPC's will do what we want re: QoS. > > Hope this helps. > > Cheers, > > Mark. > _______________________________________________ juniper-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/juniper-nsp
