Tài liệu IP for 3G - (P6) pptx

... be possible for all users to agree on a common data format – for example, if one user has a very-low-bandwidth link and all other users want high-quality audio. Mixers, placed just before the start ... Louise Burness Copyright q 2002 John Wiley & Sons, Ltd ISBNs: 0-4 7 1-4 869 7-3 (Hardback); 0-4 7 0-8 477 9-4 (Electronic) service for a specified bandwidth of traffic, coul...

Ngày tải lên: 21/01/2014, 15:20

... promoted IP for 3G: Networking Technologies for Mobile Communications Authored by Dave Wisely, Phil Eardley, Louise Burness Copyright q 2002 John Wiley & Sons, Ltd ISBNs: 0-4 7 1-4 869 7-3 (Hardback); ... it moves from being Mobi- lity Management (MM)-connected to being MM-idle (when it was turned off completely, it was MM-detached). Mary then boards a bus for the Polytech-...

Ngày tải lên: 21/01/2014, 15:20

... should be self-healing. 3.4.2 The End-to-end Principle The second major design principle is the end-to-end principle. This is really a statement that only the end systems can correctly perform functions ... current problems of IP, the shortage of IP addresses, and finally a discussion on IPv6, the next generation of IP. The IP Packet Header The current version of IP is IPv4. The IPv4...

Ngày tải lên: 21/01/2014, 15:20

... networks, and even in a future IP for 3G network. We presented two examples of the uses of SIP – firstly how SIP can facilitate PSTN-Internet inter-working, and secondly how SIP can be used to provide ... Schulzrinne H, Interworking Between SIP/SDPand H.323. Proceed- ings of the 1st IP- Telephony Workshop (IPTel2000), April 2000. Dalgic, Fang, Comparision of H.323 and SIP for IP tel...

Ngày tải lên: 21/01/2014, 15:20

... CoA with the SIP server. Another option is for macromobility to be supported by mobile IP for long-lived TCP connections (e.g. FTP), and by SIP for real-time sessions. MOBILE IP – A SOLUTION FOR TERMINAL ... of Mobile IP The best-known proposal for handling macromobility handovers is Mobile IP. Mobile IP has been developed over several years at the IETF, initially for IPv...

Ngày tải lên: 21/01/2014, 15:20

... Priorities, 3GPP, November 2001. http:// www.3gpp.org/TB/Other/IETF.htm 3GPP requirements in SIP, Internet Draft (work in progress), November 2001. draft-garcia-sipping-3gpp-reqs-02txt Recommendations for ... (compares all IP architectures – 3GPP R5, 3GPP2 all IP and MWIF NRA). http:// www.mwif.org/gap.ppt CDMA Development Group (CDG). http://www.cdg.org IP FOR 3G2 76 3GPP Interact...

Ngày tải lên: 21/01/2014, 15:20

... stan- dard API for event-based parsers called SAX, short for the Simple API for XML. SAX is defined for the Java language. There is a version of SAX for Python and Perl but currently none for ... convenient for a SAX parser because the informa- tion is stored as attributes of price elements. The application has to register only for elementStart . Listing 8.3 is more complex b...

Ngày tải lên: 14/12/2013, 18:15

... the data view that selects only rows with a null ShipRegion. The C# code is shown in Example 3-1 2 . Example 3-1 2. File: FilterNullValuesForm.cs // Namespaces, variables, and constants using ... [ Team LiB ] Recipe 3.12 Filtering for Null Values Problem You want to filter a DataView for rows that have null values. Solutions Use the IS NULL ... "Orders"; // F...

Ngày tải lên: 14/12/2013, 18:16

... monopolist extracts the maximum profit from each customer, by making each a take-it-or-leave-it offer of the form ‘you may have x for A dollars’. He does this by choosing x such that u 0 .x / D c 0 .x ... be positive or negative). In a zero-sum game one player’s reward is the other player’s loss. The well- known scissors-stone-paper game is an example of a zero-sum game. In this game each pl...

Ngày tải lên: 14/12/2013, 23:15