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                           <rdf:li><rdf:Description xmpDM:name="Mobile ad hoc networks Standard Mobile IP needs an infrastructure Home Agent/Foreign Agent in the fixed network DNS, routing etc." xmpDM:startTime="0" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="are not designed for mobility Sometimes there is no infrastructure! remote areas, ad-hoc meetings, disaster areas cost can also be" xmpDM:startTime="0" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="an argument against an infrastructure! 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It is a so-called reactive routing protocol." xmpDM:startTime="496067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Prof." xmpDM:startTime="496067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Dr.-Ing." xmpDM:startTime="496067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Jochen H." xmpDM:startTime="496067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Schiller www.jochenschiller.de" xmpDM:startTime="496067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Mobile Communications" xmpDM:startTime="496067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="A simple example: Dynamic source routing II Path discovery broadcast a packet with destination address and unique ID if a" xmpDM:startTime="558933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="station receives a broadcast packet if the station is the receiver (i.e.," xmpDM:startTime="558933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="has the correct destination address) then return the packet to the sender (path was collected in the packet) if the" xmpDM:startTime="558933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="packet has already been received earlier (identified via ID) then discard the packet otherwise, append own address and broadcast packet" xmpDM:startTime="558933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="sender receives packet with the current path (address list) Optimizations limit broadcasting if maximum diameter of the network is known" xmpDM:startTime="558933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="caching of address lists (i.e." xmpDM:startTime="558933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="paths) with help of passing packets stations can use the cached information for path discovery (own paths or paths for" xmpDM:startTime="558933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="other hosts) Prof." xmpDM:startTime="558933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Dr.-Ing." xmpDM:startTime="558933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Jochen H." xmpDM:startTime="558933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Schiller www.jochenschiller.de" xmpDM:startTime="558933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Mobile Communications" xmpDM:startTime="558933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="DSR: Route Discovery Prof." xmpDM:startTime="675433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Dr.-Ing." xmpDM:startTime="675433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Jochen H." xmpDM:startTime="675433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Schiller www.jochenschiller.de" xmpDM:startTime="675433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Mobile Communications B A C G I D K L E H F J Q P M N O R" xmpDM:startTime="675433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Sending from C to O" xmpDM:startTime="675433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="DSR: Route Discovery Prof." xmpDM:startTime="687033" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Dr.-Ing." xmpDM:startTime="687033" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Jochen H." xmpDM:startTime="687033" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Schiller www.jochenschiller.de" xmpDM:startTime="687033" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Mobile Communications Broadcast B A C G I D K L E H F J Q P M N O" xmpDM:startTime="687033" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="R [O,C,4711] [O,C,4711]" xmpDM:startTime="687033" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="DSR: Route Discovery Prof." xmpDM:startTime="705267" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Dr.-Ing." xmpDM:startTime="705267" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Jochen H." xmpDM:startTime="705267" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Schiller www.jochenschiller.de" xmpDM:startTime="705267" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Mobile Communications B A C G I D K L E H F J Q P M N O R" xmpDM:startTime="705267" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="[O,C/G,4711] [O,C/G,4711] [O,C/B,4711] [O,C/E,4711]" xmpDM:startTime="705267" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="DSR: Route Discovery Prof." xmpDM:startTime="733767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Dr.-Ing." xmpDM:startTime="733767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Jochen H." xmpDM:startTime="733767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Schiller www.jochenschiller.de" xmpDM:startTime="733767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Mobile Communications B A C G I D K L E H F J Q P M N O R" xmpDM:startTime="733767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="[O,C/G/I,4711] [O,C/B/A,4711] [O,C/B/D,4711] [O,C/E/H,4711] (alternatively: [O,C/E/D,4711])" xmpDM:startTime="733767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="DSR: Route Discovery Prof." xmpDM:startTime="748533" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Dr.-Ing." xmpDM:startTime="748533" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Jochen H." 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A C G I D K L E H F J Q P M N O R" xmpDM:startTime="752000" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="[O,C/E/H/J/L,4711] (alternatively: [O,C/G/I/K/L,4711]) [O,C/G/I/K/M,4711]" xmpDM:startTime="752000" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="DSR: Route Discovery Prof." xmpDM:startTime="768800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Dr.-Ing." xmpDM:startTime="768800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Jochen H." xmpDM:startTime="768800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Schiller www.jochenschiller.de" xmpDM:startTime="768800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Mobile Communications B A C G I D K L E H F J Q P M N O R" xmpDM:startTime="768800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="[O,C/E/H/J/L/N,4711]" xmpDM:startTime="768800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="DSR: Route Discovery Prof." xmpDM:startTime="772067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Dr.-Ing." xmpDM:startTime="772067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Jochen H." xmpDM:startTime="772067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Schiller www.jochenschiller.de" xmpDM:startTime="772067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Mobile Communications B A C G I D K L E H F J Q P M N O R" xmpDM:startTime="772067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Path: M, K, I, G" xmpDM:startTime="772067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="A simple example: Dynamic Source Routing III Maintaining paths after sending a packet wait for a layer 2 acknowledgement (if" xmpDM:startTime="794300" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="applicable) listen into the medium to detect if other stations forward the packet (if possible) request an explicit acknowledgement if" xmpDM:startTime="794300" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="a station encounters problems it can inform the sender of a packet or look-up a new path locally Prof." xmpDM:startTime="794300" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Dr.-Ing." xmpDM:startTime="794300" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Jochen H." xmpDM:startTime="794300" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Schiller www.jochenschiller.de" xmpDM:startTime="794300" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Mobile Communications" xmpDM:startTime="794300" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Interference-based routing Routing based on assumptions about interference between signals Prof." 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Integration with fixed networks Prof." xmpDM:startTime="1125600" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Dr.-Ing." xmpDM:startTime="1125600" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Jochen H." xmpDM:startTime="1125600" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Schiller www.jochenschiller.de" xmpDM:startTime="1125600" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Mobile Communications Internet Super cluster Cluster Base station Cluster head" xmpDM:startTime="1125600" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Questions &amp; Tasks What makes routing so difficult in ad-hoc networks? Which problems do traditional routing algorithms have in wireless" xmpDM:startTime="1194767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="ad-hoc networks? What is the difference between proactive and reactive routing protocols? 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