By Jim Geier
Gain a realistic realizing of the underlying strategies of the 802.11n normal and the methodologies for finishing a profitable instant community installation
Practical, start-to-finish suggestions for profitable deployment of 802.11n instant LANs
With the ratification of the 802.11n instant LAN average, millions of businesses are relocating speedily towards implementation. notwithstanding, 802.11n is especially diversified from legacy 802.11a, 802.11b, and 802.11g instant criteria, and winning deployment calls for new wisdom and methods. during this booklet, prime instant professional Jim Geier systematically provides the entire details and information that community architects, engineers, directors, and executives have to maximize the functionality and company worth of latest 802.11n networks.
Drawing on large event with real-world 802.11n deployments, Geier courses you thru the whole venture lifecycle: making plans, layout, install, trying out, tracking, and aid. every one section of instant LAN deployment is prepared into in actual fact outlined steps, and a number of case stories and hands-on routines exhibit how one can follow every one technique.
You’ll locate sensible assistance for deploying in companies with out current instant infrastructure, in addition to migrating from legacy 802.11a, 802.11b, or 802.11g networks. For handy reference, Geier additionally presents an intensive, up to date instant networking glossary.
realizing 802.11n MAC, actual layer, and comparable standards
Designing 802.11n instant networks for varied situations: contemplating structure, variety, functionality, roaming, and RF issues
Migrating from 802.11a, 802.11b, and 802.11g instant networks
selecting the best instruments and kit, and utilizing them effectively
making plans successfully: scoping initiatives; developing paintings breakdown constructions; organizing groups, schedules, and budgets; defining standards, and more
Securing WLANs through encryption, authentication, rogue entry element detection, RF defensive, and polices
acting web site surveys and selecting optimal entry aspect locations
fitting and configuring instant LANs: making plans, staging, deployment, documentation, and more
Systematic checking out to enhance sign assurance, functionality, and security
handling instant LANs: aid table aid, community tracking, upkeep, engineering, configuration administration, defense, instruments, and more
Troubleshooting 802.11n networks: picking matters with connectivity, functionality, and more
Read Online or Download Designing and Deploying 802.11n Wireless Networks PDF
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Extra resources for Designing and Deploying 802.11n Wireless Networks
In addition, the IMS-MGW is able to provide tones and announcements to CS users. The IMS-MGW is controlled by the MGCF. 13 Signalling gateway A signalling gateway (SGW) is used to interconnect different signalling networks, such as SCTP/IP-based signalling networks and SS7 signalling networks. The SGW performs signalling conversion (both ways) at the transport level between the Signalling System No. , between Sigtran SCTP/IP and SS7 MTP). , BICC, ISUP) messages. 6 ISUP is shown, but BICC could be shown as well.
The backward compatibility requirement for changes, essential for the radio interface, was enforced as late as September 2002. 4 3GPP Release 5 and Release 6 Release 5 finally introduced the IMS as part of 3GPP standards. , GSM, CDMA). The IMS architecture makes it possible to establish peer-to-peer IP communications with all types of clients with the requisite quality of services. , registration, security, charging, bearer control, roaming). All in all, the IMS will form the heart of the IP core network.
The most significant new functionalities in 3GPP Release 4 were: the MSC Server-MGW concept, IP transport of core network protocols, LCS enhancements for UTRAN and multimedia messaging and IP transport for the Gb user plane. 3GPP Release 4 was functionally frozen and officially completed in March 2001. The backward compatibility requirement for changes, essential for the radio interface, was enforced as late as September 2002. 4 3GPP Release 5 and Release 6 Release 5 finally introduced the IMS as part of 3GPP standards.