Cisco Self-Study: Implementing Cisco IPv6 Networks (IPV6) by Regis Desmeules

By Regis Desmeules

Design, construct, configure, and help networks in line with model 6 of the net Protocol

Coverage includes:* evaluation of heritage and motivations in the back of the hot protocol, together with the constraints of the IPv4 deal with house, community tackle Translation (NAT), quick progress of the web routing desk, overseas concerns, mobility, defense, and plenty of different themes
* Header layout, addressing, direction MTU Discovery (PMTUD), IPv6 over link-layer applied sciences, prolonged distinctive Identifier-64-bit (EUI-64) layout, web keep an eye on Message Protocol model 6 (ICMPv6), autoconfiguration, neighbor discovery protocol, replica tackle Detection (DAD), and use of DNS with IPv6
* comparability with BGP4+, RIPng, IS-IS for IPv6, and OSPFv3 with Cisco IOS(r) software program routing references and examples
* Transitioning from and co-existing with IPv4 utilizing twin Stack, configured tunnel, prevalent routing encapsulation (GRE), 6to4, 6to4 Relay, Intra-Site computerized Tunnel Addressing Protocol (ISATAP), and community handle Translation-Protocol Translation (NAT-PT) configurations
* permitting, configuring, and working a Cisco router with IPv6 addresses, prefixes, IPv6 ACLs, IPv6-enabled routing protocols, CEFv6, and several other coexistence mechanisms
* Host-router interplay with Microsoft home windows, Solaris, FreeBSD, Linux, and Tru64 UNIXPreview of net IPv6 and deal with allocation on 6Bone
* Deploying construction IPv6 connectivity in firm networks utilizing prefixes allotted via ARIN, RIPE, and APNIC

With the proliferation of web units that require a globally distinctive host deal with equivalent to handhelds, 3G telephones, and different instant units, the availability of web addresses on hand will quickly be exhausted. Cisco Self-Study: enforcing Cisco IPv6 Networks (IPV6) indicates you the way to take advantage of model 6 of the net Protocol to stick sooner than the curve, guard opposed to operating out of deal with house, keep away from awkward address-expansion efforts, and practice the facility of the recent web to fulfill your wishes over the arriving a long time.

Complete with sensible examples that convey the real-world program of IPv6, Cisco Self-Study: imposing Cisco IPv6 Networks (IPV6) offers in-depth technical assurance of designing, configuring, deploying, and debugging IPv6 on Cisco routers. inside, you'll locate innovations for administration, integration, and foreign implications. that can assist you take note key suggestions, every one bankruptcy ends with not easy overview questions that try out your wisdom of the subject material. no matter if you're trying to find a entire connection with the recent model of the net Protocol or require a solutions-based implementation advisor in keeping with professional Cisco content material, Cisco Self-Study: imposing Cisco IPv6 Networks (IPV6) is the entire networking source for this beneficial and inevitable technology.

Cisco Self-Study: imposing Cisco IPv6 Networks (IPV6) is a part of a urged studying course from Cisco structures which can contain simulation and hands-on education from approved Cisco studying companions and self-study items from Cisco Press.Books during this sequence supply Cisco licensed, self-study options to aid networking pros comprehend know-how implementations and get ready for the Cisco occupation Certification examinations.

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Extra resources for Cisco Self-Study: Implementing Cisco IPv6 Networks (IPV6)

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As shown in Figure 2-5, when multiple extension headers are used in an IPv6 packet, they form a chained list of headers identified by the Next Header field of the previous header. Figure 2-5. Multiple Extension Headers May Form a Chained List of Headers All Linked to the Next Header Field For typical IPv6 applications, the last header of a chain is the upper-layer protocol carrying the packet's payload. The upper-layer protocol may be TCP, UDP, or an ICMPv6 packet, for example. Here are IPv6's defined extension headers:  Hop-by-Hop Options header (protocol 0)— This field is read and processed by every node and router along the delivery path.

This approach provides better efficiency in the option processing, because it ensures that routers and nodes compute only the headers targeted for them along a path. Mobile IPv6 is an example of a protocol using different extension headers for its operation when a mobile node is away from its home network. Extension headers provide important improvements to the Mobile IPv6 protocol as compared to Mobile IP, used in IPv4 networks. Chapter 2 presents extension headers in detail. Mobility Mobility is a highly desirable and important feature for companies, organizations, and employees who want to access the web, e-mail, their bank accounts, and home from outside these networks, even from the car.

This field contains the value 6 rather than the value 4 contained in an IPv4 packet.  Traffic Class (8-bit)— This field and its functions are similar to the Type of Service field in IPv4. This field tags an IPv6 packet with a Differentiated Services Code Point (DSCP) that specifies how the packet should be handled.  Flow Label (20-bit)— This field is used to tag a flow for IPv6 packets. This is new in the IPv6 protocol. The current IETF standard does not specify the details about how to manage and process the Flow Label.

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