ISN Free Numbers Fast

Ben Teitelbaum, Internet2

http://freenum.org/

2“ISN Free Numbers Fast”, July 19th , ESCC/Internet2 Joint Techs Workshop, Madison, WI

http://freenum.org/

PSTN

foo.edu

… …

3“ISN Free Numbers Fast”, July 19th , ESCC/Internet2 Joint Techs Workshop, Madison, WI

http://freenum.org/

Internet

foo.edu

… …

4“ISN Free Numbers Fast”, July 19th , ESCC/Internet2 Joint Techs Workshop, Madison, WI

http://freenum.org/

VoIP brought to you by…

foo.edu

… …

5“ISN Free Numbers Fast”, July 19th , ESCC/Internet2 Joint Techs Workshop, Madison, WI

http://freenum.org/

foo.edu

VoIP brought to you by…

… …

6“ISN Free Numbers Fast”, July 19th , ESCC/Internet2 Joint Techs Workshop, Madison, WI

http://freenum.org/

…

foo.edu

RTC brought to you by…

…

7“ISN Free Numbers Fast”, July 19th , ESCC/Internet2 Joint Techs Workshop, Madison, WI

http://freenum.org/

Email address as RTC handle

e.g. sip:dbaron@mit.edu

8“ISN Free Numbers Fast”, July 19th , ESCC/Internet2 Joint Techs Workshop, Madison, WI

http://freenum.org/

Unfortunately, it’s hard to enter

alphanumeric addresses on this:

ENUM? Someday, maybe.

What if you want to get started now?

9“ISN Free Numbers Fast”, July 19th , ESCC/Internet2 Joint Techs Workshop, Madison, WI

http://freenum.org/

21232*270

Domain-local(you allocate)

ITAD(IANA allocates)

[RFC3219]

ISN Numbers…

10“ISN Free Numbers Fast”, July 19th , ESCC/Internet2 Joint Techs Workshop, Madison, WI

http://freenum.org/

Take an ISN

Convert it to FQDN

Query DNS for NAPTRs

Apply resulting regexps to get list of URIs:

in a Nutshell

21232*270

2.3.2.1.2.270.freenum.org.

freenum.org.

270.freenum.org.

sip:dbaron@mit.eduxmpp:dbaron@mit.eduh323:dbaron@mit.edu

Note: We are working to ensure that the ISN root zone will be administered on behalf of the ISN user community by a neutral, non-profit organization. Following the trial, the root may or may not be “freenum.org”.

11“ISN Free Numbers Fast”, July 19th , ESCC/Internet2 Joint Techs Workshop, Madison, WI

http://freenum.org/

Academic• Internet2• Hofstra University• UCLA• MIT• Stanford• University of Alaska Fairbanks• University of California, Berkeley• Florida State University• University of Manitoba (Canada)• University of Oregon• Royal Institute of Technology (Sweden)• NE Worcestershire College (England)• Trent University (Canada)• University of North Carolina• University of Texas, Austin• Columbia University• UCSD• Taiwan Academic Network

Corporate Enterprises• Sterling National Bank• Apple Computer

Others• BizFu• Manitoba New Democratic Party• Packet Clearing House

Government• State of Oregon

ISN Trial Participation• 62 domains from 13 countries

ITAD Assignments• 132 domains from 16 countries

VoIP Solution Providers• Tello• Iotum• Digium• Nokia

VoIP Service Providers• Free World Dialup• Stealth Communications• SIPcall.com• RCN Corporation• VoIPteq• SIP Broker• TellMe• PhoneGnome

12“ISN Free Numbers Fast”, July 19th , ESCC/Internet2 Joint Techs Workshop, Madison, WI

http://freenum.org/

1. Request an ITAD from IANA

2. Publish your ITAD/ISN information in DNS• Option1: Put full NAPTR in root zone

*.xxx.freenum.org IN NAPTR 100 10 "u" "E2U+sip”"!^\\+*([^\\*]*)!sip:\\1@sip.big.edu!" .

• Option2: Have root zone delegate to your own nameservers

3. Enable inbound / outbound ISN calling• Recipes for SER and Asterisk available

in 3 Easy Steps