Free Early Cbus Routers Tutorial

“>Chapter 2, "Packet Switching Architecture," examined how changesin the IOS software implementation have been used to improve packet switchingperformance. Cisco also uses special hardware designs to improve switchingperformance. The first notable example of this was the introduction of the Cbuswith the AGS+ router and its successor, the Cisco 7000 series router, in theearly 1990s. Although these products are no longer sold or supported in currentIOS versions, a large part o 
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