North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical RE: Links on the blink - reprise
At 09:17 AM 11/19/95 -0500, Jeffrey P. Oliveto wrote: > >DS3/DS1 Backbone/Trunk capacity planning principles, whether across a Frame >Relay Backbone or Cisco 7000 hdlc trunk network are still the same. It's >just as easy to over configure DS3/DS1 Cisco HDLC trunks as Frame Relay >trunks. > I would have a tendency to disagree with you here, but que sera, sera. >Potentially at issue here is not Frame Relay networks as a transport but that >a Cisco 7000 can not scale properly to support 120+ end-users. :-) > >Modern Frame Relay switches: > >1) have sub-msec latency >2) can support multiple trunks at DS3+ (to include ATM) >3) are not burdened with processing any of the IP layer 3 nor routing overhead >4) because of 3 have a cost per port that is 300 to 400% less than a Cisco 7000 >5) can have it's backbone shared across multiple services thereby reducing both >capitalization and bandwidth expense >6) allow ISP to pass the cost savings on to customers > > I partially agree with your points above, but still maintain that it is much easier to sloppily engineer a frame-relay network than one consisting of point-to-point links. My $.02. - paul
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