While I basically agree with you...a few points to correct.

Thus spake Harry McGregor
>out), and you get 50Mbytes/sec of useable bandwidth.  That is
>400Mbits/sec, or almost the speed of 10 DS3 lines, or 4 100Mbit full
>duplex network cards.

Try 2.  100Mbps full duplex fast ethernet card is dealing with 200Mbps
of data total.

>The cisco 7xxx series is mostly impliment in hardware (I think), and is
>not a "software" router.   

No, the 7xxx series is a "software" based router (ie, there aren't ASICs
doing the routing and switching), but it does (at least on the 75xx's)
use distributed processing.  Meaning the RSP card (which is the main CPU
card) does the processing of routing protcol information, building a
routing table, building a forwarding table and all that (processing CLI
logins, etc.), but that large parts, or possibly (depending on the
configuration) all of the actual route selection and switching of the
packets can be offloaded to the Interface Processor cards (VIP cards).
-- 
Jeff McAdams                            Email: [EMAIL PROTECTED]
Head Network Administrator              Voice: (502) 966-3848
IgLou Internet Services                        (800) 436-4456
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