By Cricket Liu
If you are getting ready to roll out IPv6 in your community, this concise publication offers the necessities you must aid this protocol with DNS. you will learn the way DNS was once prolonged to deal with IPv6 addresses, and the way you could configure a BIND identify server to run at the community. This e-book additionally gains tools for troubleshooting issues of IPv6 ahead- and reverse-mapping, and methods for assisting islands of IPv6 consumers converse with IPv4 resources.
- DNS and IPv6—Learn the constitution and illustration of IPv6 addresses, and the syntaxes of AAAA and PTR documents within the ip6.arpa IPv6 reverse-mapping zone
- BIND on IPv6—Use IPv6 addresses and networks in ACLs, and sign up and delegate to IPv6-speaking identify servers
- Resolver Configuration—Configure well known stub resolvers (Linux/Unix, MacOS X, and home windows) to question IPv6-speaking identify servers
- DNS64—Learn concerning the transition expertise that permits consumers with IPv6-only community stacks to speak with IPv4 servers
- Troubleshooting—Use the nslookup and dig troubleshooting instruments to seem up the IPv6 addresses of a website identify, or reverse-map an IPv6 tackle to a site name
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Additional resources for DNS and BIND on IPv6
249. three wormhole. motion picture. edu. 86400 IN A 192. 253. 253. three wormhole. motion picture. edu. 86400 IN AAAA 2001:db8:cafe:2::1 ;; question time: three msec ;; SERVER: 127. zero. zero. 1#53(127. zero. zero. 1) ;; while: solar Mar 27 19:42:46 2011 ;; MSG dimension rcvd: 219 To reverse-map an IPv6 deal with, avail your self of the convenient -x command-line alternative, which takes an IPv6 tackle (rather than its similar 34-label area identify) as a controversy: % dig -x 2001:db8:cafe:f9::d3 One trick prompt by way of Owen DeLong, certainly one of my technical reviewers, is to permit dig do the labor of constructing the 34-label proprietor identify of an IPv6 PTR list for you. for instance, instead of laboriously typing the landlord identify that corresponds to 2620:0:930::400:933, you'll easily run dig -x 2620:0:930::400:933: % dig -x 2620:0:930::400:933 ; <<>> DiG nine. 6. 0-APPLE-P2 <<>> -x 2620:0:930::400:933 ;; international strategies: +cmd ;; bought solution: ;; ->>HEADER<<- opcode: question, prestige: NXDOMAIN, identity: 28788 ;; flags: qr rd ra; question: 1, resolution: zero, AUTHORITY: 1, extra: zero ;; query part: ;3. three. nine. zero. zero. zero. four. zero. zero. zero. zero. zero. zero. zero. zero. zero. zero. zero. zero. zero. zero. three. nine. zero. zero. zero. zero. zero. zero. 2. 6. 2. ip6. arpa. IN PTR ... Then reproduction the landlord identify from the road less than ;; query part and paste it into your area facts dossier. Like nslookup, dig digs the abbreviated kind of the IPv6 tackle. on the way to do it the not easy manner, you’ll need to specify the PTR question variety at the command line: % dig ptr three. d. zero. zero. zero. zero. zero. zero. zero. zero. zero. zero. zero. zero. zero. zero. nine. f. zero. zero. e. f. a. c. eight. b. d. zero. 1. zero. zero. 2. ip6. arpa. concerning the writer Cricket Liu graduated from the college of California, Berkeley, that groovy bastion of loose speech, unencumbered Unix, and inexpensive pizza. He joined Hewlett-Packard after commencement and labored for HP for 9 years. Cricket all started coping with the hp. com area after the Loma Prieta earthquake forcibly transferred the zone's administration from HP Labs to HP's company workplaces (by cracking a sprinkler major and flooding a Labs computing device room). Cricket was once hostmaster@hp. com for over 3 years, after which joined HP's expert providers association to co-found HP's net Consulting application. Cricket left HP in 1997 to shape Acme Byte & twine, a DNS consulting and coaching corporation, together with his good friend Matt Larson. community recommendations obtained Acme in June 2000, and later an identical day merged with VeriSign. Cricket labored for a yr as Director of DNS Product administration for VeriSign worldwide Registry prone. Cricket joined Infoblox, a firm that develops DNS and DHCP home equipment, in March, 2003. he's at the moment their vice chairman of structure. Cricket, his spouse, Paige, their son, Walt, and daughter, Greta, dwell in California with their Siberian Huskies, Annie and Dakota.