By Thomas Noel
Instant cell phone entry to the web will upload a brand new measurement to the best way we entry info and converse. This e-book is dedicated to the presentation of modern study at the deployment of the community protocols and providers for cellular hosts and instant communique on the web. This ebook examines those tools of net entry and provides study papers that suggest extensions and optimizations to the present protocols for mobility help. possible imagine that during the close to destiny new mobiles will seem that may aid a number of instant interfaces. for that reason, the hot model of the web Protocol (IPv6) might be one of many subsequent demanding situations for the instant group.
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Extra info for Wireless Mobile Phone Access to the Internet (Innovative Technology Series)
Sample text
We will derive these factors using following models. 1 Web request model Pitkow [PIT 98] summarized that the arrival process is bursty, similar between the micro second and minute time range, and the arrival process has periodic patterns which are able to be modelled by time series analysis in the hour to weekly time range. Judge et al. 0. They also stated that a simulation study indicated that the estimate of response time performance for a WWW proxy server is insensitive to the choice of their model of log-normally distributed HTTP request inter-arrival times in place of the Poisson arrival process assumption.
Org/Mobile/ [WAP 99c] Wireless Application Protocol Forum Ltd. pdf. W. Ross. "Hash Routing for Collections of Shared Web Caches", IEEE Network Magazine, Vol. 11, No. 6, pp. 37-44, November-December 1997. [VAL 98] V. W. Ross. 0", IETF Internet Draft, February 1998. [WES 97] D. WESSELS and K. CLAFFY. "Internet Cache Protocol (ICP), version 2", IETF RFC 2186, September 1997. [BER 92] D. BERTSEKAS and R. GALLAGER. , Prentice Hall, 1992. E. PITKOW. "Summary of WWW Characterizations", Computer Networks and ISDN Systems, Vol.
The accessed Web server this time is still the Web server 3. Fortunately, the Web request hits the cache at the proxy server nearby, and the waiting time of the mobile user is saved. The process is like the typical Web proxy used for ordinary hosts, again. Another basic scheme we will discuss is the direct scheme (DS). With the direct scheme, the mobile host always directly accesses the Web servers without passing through a proxy server. Consider the direct scheme as shown in Figure 2 with the same scenario of above examples.