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Re: GSR, 7600, Juniper M?, oh my!
> I'm faced with a difficult decision. I work for a large multi-node > regional ISP (and Cisco shop). In our largest nodes we've found the Cisco > 7500 series routers to be at the end of their useful life due to the > throughput generated by POS OC-3 feeds and 10,000+ broadband users whose > traffic needs to be moved out of the node. Short of building a farm of > 7500's the need to upgrade seems clear. Will the interfaces likely continue to be POS OC-3 ? What is the growing path for this: POS OC-12, GigE ? > But where to go? The Cisco GSR platform seems a logical choice, but > their new 7600 series units are attractive for their cost. Juniper may also > have a place at this end of the processing spectrum. I'd also like to > ensure that the new platform supports doing CAR and ACLs at line rate, given > the client base. The GSR line-cards to what you want would need to be the "edge" ones, based on either Engine 3 or Engine 4+. 7600 requires WAN cards to support POS, I think GSR and Juniper M are more likely candidates for this design. Rubens