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Running - IPv6: How to make the IRCd listen on IPv4 addresses?

UnrealIrcd FAQ
Currently, if you have compiled with IPv6 support, and you need to put IPv4 addresses in a special way at some places. This "annoying behavior" might be changed later, so you can use 192.168.0.1 etc again instead of the ::ffff:x.x.x.x stuff. This is currently under consideration. If you are on *BSD (eg: FreeBSD), have compiled with IPv6 ENABLED, and have something like:listen *:6667;and while it's listening on the IPv6 address(es) just fine, connecting to the IPv4 IP on 6667 does not work.
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What are the advantages of IPv6 over IPv4?

Innofone : FAQ
Trillions of times more addresses will make it a mathematical certainty that in the future there will be orders of magnitude more devices with IPv6 than IPv4. IPv6 is easier to configure. Neighbor discovery finds other IPv6 systems and stateless (and stateful) autoconfiguration enable more automated set up of systems. IPv6 is compatible with 3G wireless (near) broadband and has other features that support greater mobility.
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How are IPv6 addresses determined?

IPv6 for Microsoft Windows: Frequently Asked Questions
Site-local addresses are equivalent to private IPv4 addresses and are used within a single site of an organization. Site-local addresses have been deprecated by the Internet Engineering Task Force but current implementations of IPv6 can still use them. Link-local addresses are equivalent to IPv4-based Automatic Private IP Addressing (APIPA) addresses used in current Microsoft operating systems and are used on a link.
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Is there a BGP Protocol Module for IPv4 and another for IPv6?

IP Infusion: Product FAQs
No, the way the RFCs are written, the IPv6 extensions are added directly to the BGP-4 Protocol Module. Therefore, IP Infusion provides a BGP-4+ Protocol Module that includes both IPv4 and IPv6 support. In the case of RIP and OSPF, separate protocol modules are provided for IPv4 and IPv6 support. Yes. The ZebOS Advanced Routing Suite (ARS) supports an IETF-compliant implementation of IS-IS for IPv6.
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How does my existing Windows Sockets for IPv4 code need to be modified to support IPv6?

IPv6 for Microsoft Windows: Frequently Asked Questions
The Windows Platform SDK includes a tool called Checkv4.exe. Checkv4.exe scans source code files to identify code that needs to be changed to support IPv6. Checkv4 displays the line number and a message recommending how the code should be changed. Here is an example of Checkv4.exe output: test.c(35) : gethostbyname : use getaddrinfo instead test.c(40) : gethostbyaddr : use getnameinfo instead test.
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How would an application choose between IPv6 and IPv4 in an environment supporting both protocols?

IPv6style:IPv6 FAQs
When you consider both clients and servers to be IPv6 nodes, IPv6’s plug-and-play features are essentially the same for both. No matter how you look at it, it is a feature to automatically configure the necessary parameters for IP addresses and such used for IPv6 communications. In other words, IPv6’s plug-and-play feature (auto-configuration feature) provides the initial configuration parameters for a node.
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Do we need to give up using IPv4 to start using IPv6?

IPv6style:IPv6 FAQs
No, you don't. IPv6 can coexist with IPv4, although in rare cases, restriction may apply due to computer functionality or the way network is constructed. Your IPv6-enabled computer can usually speak IPv4 and IPv6 simultaneously. For example, Windows XP can conduct IPv4 and IPv6 communications at the same time. But you can have IPv4-only computers to talk with IPv6-only computers, without introducing some tricks like protocol translation (such as NAT-PT).
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Why P:lines with IPv4 hosts are not working on IPv6 system?

IRCD FAQ
The current implementation relies on IPv6 mapped IPv4 addresses. Some systems (OpenBSD) do not support this at all, some (NetBSD, FreeBSD) ship with such mapping disabled by default. Try sysctl -w net.inet6.ip6.v6only=0. The server is not listening, your configuration is probably wrong, check your P lines. If you are using the virtual host support, check the configuration. This is often the first reaction of somebody upgrading from an old version, such as 2.8.
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Which RFCs do the protocol modules for OSPF, BGP, and RIP (IPv4 and IPv6) support?

IP Infusion: Product FAQs
Detailed spec sheets are available for each of the protocol modules, as well as the ZebOS Network Services Module. See our products page on the Web site to download the PDF versions. Yes. It is the first commercially available package that fully supports OSPFv3, BGP-4+, and RIPng. Because of the modularity of the ARS, customers can deploy subsets of the protocol modules.
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Other - how can I use an encrypted certificate when running the ircd as a service under windows?

UnrealIrcd FAQ
OR, run UnrealIRCd in GUI mode so you get prompted for the password (note: this is not recommended for "real servers"). Situation: you have the certificate encrypted for security reasons, so that when somebody can get his/her hands on the certificate it will not be broken immediately.
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What are the criteria for obtaining IPv6 addresses?

FAQs
advertise the allocation that they will receive as a single prefix if the prefix is to be used on the Internet; have a plan for making sub-allocations to other organisations and/or End Site assignments within two years.
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How do I make Tomcat listen on a specific IP address instead of all available addresses?

Tomcat FAQ - Miscellaneous Questions
RTFM! [Add the property address='127.0.0.1' to your Connector config.] For more detail: JK, http (legacy), http (coyote).
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How does IPv6 solve the problem of IPv4 address exhaustion?

Internet Society (ISOC) - Education and Training - FAQ on IP...
Simply by having a lot more address space to uniquely identify devices that are connected to the Internet. IPv4 has a theoretical maximum of about 4 billion addresses whereas IPv6 has an unthinkable theoretical maximum: about 340 trillion, trillion, trillion addresses. In actual use, IPv6 addresses are structured for routing and other purposes and as a result the number of addresses available is effectively less, but still extremely large.
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Can I apply now for IPv6 addresses which I will not use immediately?

FAQs
In general, IPv6 address space will only be allocated to organisations which are in a position to deploy an IPv6 infrastructure immediately and provide IPv6 services in the near future.
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IPv6 addresses are expressed in various length. Why?

IPv6style:IPv6 FAQs
IPv6 address is expressed differently from IPv4 address. IPv6 address is 128bit. It is separated by ":" as separator to 16bit chunks, and each chunk is expressed in hexadecimal form. But we don't come across IPv6 addresses with a series of "0"s contained.
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How do I know that I'm already running on IPv6?

CBN :.
If you use Windows-based operating system, you may type ”ipconfig” at command prompt and you will see your IP Address. Should you have installed IPv6 support correctly, the command will display your IPv6 address, stacked with you IPv4 address. Then, you may visit the following websites to check whether you already are running on IPv6.
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I run an ISP with a block of IPv4 address space. Can I just convert that into IPv6 space?

Internet Society (ISOC) - Education and Training - FAQ on IP...
You will need to obtain new IPv6 addresses in addition to your existing IPv4 address blocks. IPv4 address space that you have today can still be used in a dual IPv4-IPv6 environment. The RIRs all have policies that make it straightforward for an ISP with IPv4 space to apply for and receive IPv6 address space. You should contact the RIR for your region or your ISP for more information on how to acquire IPv6 addresses.
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Can I listen to streaming stations without the SlimServer software running on my computer?

Slim Devices : Product Info : FAQ
Yes, by connecting to the SqueezeNetwork you can listen to a wide variety of compatible Internet radio stations, including thousands of choices from ShoutCast, radioio and Live365.
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edit] How do I make BOPM recognize my IRCD's connection notices?

BOPM/FAQ - Blitzed
The connregex config directive tells BOPM how to recognize a connection notice. There are plenty of examples for major IRCDs in the same config file, and more will be added here as they are contributed between releases. Please note that the connregex is a fairly complicated POSIX regular expression. The consequences of having an incorrect expression range from BOPM not doing anything to BOPM actually crashing.
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gt; Is there any RFC that specifically addresses SNMP and IPv6 ?

SNMP Faq Part 1 of 2
http://msdn.microsoft.com/library/default.asp?url=/library/en-us/wmisdk/wmi/installing_the_wmi_snmp_provider.asp
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I have enough addresses today. Why should I bother implementing IPv6?

Internet Society (ISOC) - Education and Training - FAQ on IP...
IPv6 is an important part of ensuring continued growth and accessibility of your services to the rest of the Internet and emerging markets in particular. As the Internet progressively becomes a dual IPv4/IPv6 network, ensuring that you are IPv6 enabled will be critical for retaining universal Internet connectivity for your clients, users, and subscribers, business partners and suppliers.
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What is IPv6?

Internet2 @ Binghamton University: FAQ
Internet Protocol version 6, once referred to as IP Next Generation (IPng), is the next generation IP protocol. Its specifications was completed in 1997 by the Internet Engineering Task Force (IETF). IPv6 is designed to correct some of the shortcomings of IPv4 such as data security and maximum number of Internet addresses. IPv6 increases the address space from 32 to 128 bits and also supports quality of service (QoS) parameters for realtime audio and video.
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Innofone : FAQ
IPv6 stands for Internet Protocol version 6. IPv6 governs the addressing and routing of data through a network. IPv6 is intended to replace the IPv4 standard, whose limits on network addresses are beginning to restrict Internet growth and use, especially in China, India, and other heavily populated Asian countries]. But the new standard will improve service all around the globe; for example, by providing future cell phones and mobile devices with their own unique and permanent addresses.
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CBN :.
IPv6 is short for "Internet Protocol Version 6". IPv6 is the "next generation" protocol designed by the IETF (The Internet Engineering Task Force; www.ietf.org) to replace the current version Internet Protocol, IP Version 4 ("IPv4"). Most of today's internet uses IPv4, which is now nearly twenty years old. IPv4 has been remarkably resilient in spite of its age, but it is beginning to have problems.
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Frequently Asked Questions - Symmetricom QoE Assurance Divis...
Internet Protocol Version 6) The next generation IP protocol. Started in 1991, the specification was completed in 1997 by the Internet Engineering Task Force (IETF). IPv6 is backward compatible with and is designed to fix the shortcomings of IPv4, such as data security and maximum number of user addresses. IPv6 increases the address space from 32 to 128 bits, providing for an unlimited (for all intents and purposes) number of networks and systems.
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What ircd are you using?

Amiganet
We're using the ircu2.10.11.04 with an homemade patch (mini-bork) that enables IRCops to better deal with abusers/takeoverers.
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Who writes IRCD?

IRCD FAQ
There are several other people working on IRCD, and helping testing it. The list of contributors is long, and can be found in the packages, or by issuing an INFO command to the server.
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