By Mark Laubach, Stephen Dukes, David Farber
"The directly scoop on cable and the web from authors who be aware of the proof. there isn't any greater source."–Vinton Cerf Here’s your likelihood to benefit from the specialists why cable is quick outpacing competing applied sciences within the high-speed net industry. even if you’re attracted to integrating cable prone into your community or simply are looking to comprehend what the broadband hype is all approximately, this booklet bargains an easy-to-understand but systematic account of all features of the know-how, from cable modems to the evolving broadband entry of the long run. placing to leisure questions about protection and caliber of provider that plague this much-contested undefined, providing web Connections over Cable gains the cable operator’s viewpoint on a variety of very important subject matters.
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Extra resources for Delivering Internet Connections over Cable: Breaking the Access Barrier
A low-pass filter permits RF frequencies lower than a specified cutoff frequency to pass through the filter, while greatly attenuating frequencies higher than the cutoff frequency. For example, a low-pass filter with a cutoff frequency of 42MHz would permit RF signals from 42MHz and lower to pass through the filter, while attenuating frequencies above 42MHz. 5 42 54 Diplex filter. Note that the cutoff frequency is not a sharp “edge” beyond which attenuated frequencies immediately fall to zero amplitude.
112 recommendation. 1 based upon the required needs of the PacketCable packet voice and video project (PacketCable is another CableLabs project). 1 added substantial protocol support to provide dynamic QoS facilities for packet voice services, in addition to packet data services. Other enhancements include baseline privacy, multicast support, and others. 1p tagged Ethernet frames. The tagging supports both priority and virtual LAN (VLAN) tagging. 1 continues to provide a single, large Ethernet-based bridged LAN architecture.
Qxd 12/7/00 10:43 PM Page 19 CHAPTER 2 Cable Television Network Topology Historically, it has been straightforward to design Ethernet switches that use coaxial cable, twisted pair wires, or wireless radios, to move data from station to station over a LAN. There are also IP routers and gateways that can transmit IP packets over just about any type of point-to-point link known. The same holds true for ATM switches that transmit cells over various link technologies. All that said, marrying data networking with cable television networks has proved to be an ongoing challenge over the past two decades.
Delivering Internet Connections over Cable: Breaking the Access Barrier by Mark Laubach, Stephen Dukes, David Farber