By Thomas Maufer
During this e-book, best-selling networking writer Thomas Maufer explains how instant LANs paintings, and the way to cause them to paintings for you-reliably and securely. Maufer takes you lower than the hood with state-of-the-art newest WLAN applied sciences, supplying useful perception and context for deploying, dealing with, and troubleshooting WLANs in any surroundings, from the company to the home.Covers all prime IEEE 802.11 instant criteria: 802.11a, 802.11b, 802.11g, and 802.11i/WPAShows tips to installation small, mid-sized, huge, public, company, and residential networksProvides pattern Windows(R), Linux(R), and MacOS(R) configurations that assist you start quicklyDemystifies WLAN safeguard so that you can know the way to guard your dataIlluminates the 802.11 protocol so that you can troubleshoot extra effectivelyPreviews tomorrow's WLAN criteria and purposes for company and residential (IEEE 802.11j and 802.11n)Whether you are a network/system administrator or an influence consumer, Thomas Maufer demystifies instant LAN technology... so that you can maximize the advantages whereas minimizing the hassles.
Read Online or Download A Field Guide to Wireless LANs for Administrators and Power Users PDF
Best comptia books
This publication exhibits find out how to holiday safeguard judgements right into a set of straightforward principles and makes use of useful examples to illustrates how the foundations paintings in perform. there's suggestion on designing an company protection plan, ongoing security features, settling on among open resource and proprietary suggestions, and concerns particular to stressed, instant, and digital inner most networks.
This e-book presents an in-depth advisor to safeguard in instant advert hoc and sensor networks protection in instant advert Hoc and Sensor Networks introduces the reader to the basics and key matters on the topic of instant advert hoc networking, with an emphasis on safety. It discusses the protection assaults and counter measures in instant advert hoc, sensor and mesh networks, and in short offers the criteria on similar themes.
Program safeguard is a massive factor for CIOs. software defense within the ISO27001 surroundings demonstrates the way to safe software program purposes utilizing ISO/IEC 27001. It does this within the context of a much wider roll out of a data defense administration method (ISMS) that conforms to ISO/IEC 27001. jointly, the authors supply a wealth of craftsmanship in ISO27001 info protection, danger administration and software program software improvement.
Additional info for A Field Guide to Wireless LANs for Administrators and Power Users
In the case of IP, the "Protocol" field in the IP header is only one octet in length, so there is a limit of 256 unique protocols that may be carried by IP. By using UDP as a de-multiplexing layer, that number can be expanded considerably. For example, the Real-time Transport Protocol (RTP), which is by its very name clearly a transport protocol, is layered over UDP, which is another transport protocol. All UDP-based protocols together only consume the one IP "protocol" value (UDP is IP protocol number 0x11), and there are 216 UDP ports by which to identify applications.
2 LLC sub-layer protocol headers to perform the 44 45 higher-layer protocol demultiplexing function. 2 SNAP sub-layer protocol's headers is optional. 11, the stations must explicitly "join" the LAN, which is the equivalent of plugging in an Ethernet cable. The procedures that govern the joining and leaving processes have no exact equivalent in the world of the Ethernet MAC protocol. , full- or half-duplex). However, this negotiation happens below the MAC sub-layer. 11. [ Team LiB ] [ Team LiB ] Summary We have seen that the landscape of networking standards is littered with a figurative alphabet soup of standards bodies and their output.
2 LLC" packets on FDDI or Token Ring LANs, that practice violates RFC-1042, which has been a full Internet Standard for a very long time. 2 SNAP sub-layer protocol. 2 SNAP headers (although to differentiate itself from IPv4, IPv6 uses a Type value of 0x86DD, compared to IPv4's Type value of 0x0800). Figure 2-5 illustrates the common protocol stack used when TCP/IP packets are transported over any IEEE 802 LAN medium. As indicated in the diagram, both IPv4 and IPv6 share the same basic encapsulation.