Ans3 lame lewis
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Ans3 lame lewis Presentation Transcript

  • 1. April 2003ARIN XI Memphis, TNMemphis, TN ImplementationImplementation Of 2002Of 2002--1:1: Lame DelegationsLame Delegations Ed Lewis Research Engineer ARIN
  • 2. April 2003ARIN XI Memphis, TNARIN XI Memphis, TN BackgroundBackground MAR 2002 – Policy formally proposed APR 2002 – ARIN IX JUN 2002 – Measure extent of problem Further discussion on email lists OCT 2002 – ARIN X NOV 2002 – Policy adopted DEC 2002 – Implementation activity begins
  • 3. April 2003ARIN XI Memphis, TNARIN XI Memphis, TN Policy SummaryPolicy Summary
  • 4. April 2003ARIN XI Memphis, TNARIN XI Memphis, TN Policy SummaryPolicy Summary Four Phases
  • 5. April 2003ARIN XI Memphis, TNARIN XI Memphis, TN Policy SummaryPolicy Summary Four Phases • Test
  • 6. April 2003ARIN XI Memphis, TNARIN XI Memphis, TN Policy SummaryPolicy Summary Four Phases • Test Identify Lame Delegation
  • 7. April 2003ARIN XI Memphis, TNARIN XI Memphis, TN Policy SummaryPolicy Summary Identify Lame Delegation Four Phases • Test • Attempt Contact
  • 8. April 2003ARIN XI Memphis, TNARIN XI Memphis, TN Policy SummaryPolicy Summary E-mail the in-addr.arpa POC Identify Lame Delegation Four Phases • Test • Attempt Contact
  • 9. April 2003ARIN XI Memphis, TNARIN XI Memphis, TN Policy SummaryPolicy Summary E-mail the in-addr.arpa POC Identify Lame Delegation If No Contact Proceed to Next Step Four Phases • Test • Attempt Contact
  • 10. April 2003ARIN XI Memphis, TNARIN XI Memphis, TN Policy SummaryPolicy Summary E-mail the in-addr.arpa POC E-mail the ASN POC Identify Lame Delegation Four Phases • Test • Attempt Contact
  • 11. April 2003ARIN XI Memphis, TNARIN XI Memphis, TN Policy SummaryPolicy Summary E-mail the in-addr.arpa POC E-mail the ASN POC Identify Lame Delegation If No Contact Proceed to Next Step Four Phases • Test • Attempt Contact
  • 12. April 2003ARIN XI Memphis, TNARIN XI Memphis, TN Policy SummaryPolicy Summary E-mail the in-addr.arpa POC E-mail the ASN POC Telephone the in-addr.arpa or ASN POC Identify Lame Delegation Four Phases • Test • Attempt Contact
  • 13. April 2003ARIN XI Memphis, TNARIN XI Memphis, TN Policy SummaryPolicy Summary E-mail the in-addr.arpa POC E-mail the ASN POC Telephone the in-addr.arpa or ASN POC Identify Lame Delegation If No Contact Proceed to Next Step Four Phases • Test • Attempt Contact
  • 14. April 2003ARIN XI Memphis, TNARIN XI Memphis, TN Policy SummaryPolicy Summary E-mail the in-addr.arpa POC E-mail the ASN POC Telephone the in-addr.arpa or ASN POC Postal Mail the in-addr.arpa or ASN POC Identify Lame Delegation Four Phases • Test • Attempt Contact
  • 15. April 2003ARIN XI Memphis, TNARIN XI Memphis, TN Policy SummaryPolicy Summary E-mail the in-addr.arpa POC E-mail the ASN POC Telephone the in-addr.arpa or ASN POC Postal Mail the in-addr.arpa or ASN POC Identify Lame Delegation If No Contact Proceed to Next Step Four Phases • Test • Attempt Contact
  • 16. April 2003ARIN XI Memphis, TNARIN XI Memphis, TN Policy SummaryPolicy Summary E-mail the in-addr.arpa POC E-mail the ASN POC Telephone the in-addr.arpa or ASN POC Postal Mail the in-addr.arpa or ASN POC Identify Lame Delegation Four Phases • Test • Attempt Contact • Evaluate
  • 17. April 2003ARIN XI Memphis, TNARIN XI Memphis, TN Policy SummaryPolicy Summary E-mail the in-addr.arpa POC E-mail the ASN POC Telephone the in-addr.arpa or ASN POC Postal Mail the in-addr.arpa or ASN POC Identify Lame Delegation Wait 30 Days Four Phases • Test • Attempt Contact • Evaluate
  • 18. April 2003ARIN XI Memphis, TNARIN XI Memphis, TN Policy SummaryPolicy Summary E-mail the in-addr.arpa POC E-mail the ASN POC Telephone the in-addr.arpa or ASN POC Postal Mail the in-addr.arpa or ASN POC Identify Lame Delegation Delegation Declared Lame Wait 30 Days Four Phases • Test • Attempt Contact • Evaluate
  • 19. April 2003ARIN XI Memphis, TNARIN XI Memphis, TN Policy SummaryPolicy Summary E-mail the in-addr.arpa POC E-mail the ASN POC Telephone the in-addr.arpa or ASN POC Postal Mail the in-addr.arpa or ASN POC Identify Lame Delegation Delegation Declared Lame Wait 30 Days Four Phases • Test • Attempt Contact • Evaluate • Remove Delegation
  • 20. April 2003ARIN XI Memphis, TNARIN XI Memphis, TN Policy SummaryPolicy Summary E-mail the in-addr.arpa POC E-mail the ASN POC Telephone the in-addr.arpa or ASN POC Postal Mail the in-addr.arpa or ASN POC Identify Lame Delegation • Remove NS Delegations • Update WHOIS Record • Delegation Determined to be Lame • Evaluation Date of the Lame Delegation • Contact has been Attempted Unsuccessfully • Date Record Updated Delegation Declared Lame Update Record Four Phases • Test • Attempt Contact • Evaluate • Remove Delegation Wait 30 Days
  • 21. April 2003ARIN XI Memphis, TNARIN XI Memphis, TN Lame Delegation TestLame Delegation Test Query for SOA record of zone ►Try all IP addresses for each server of zone In response, look for: ►No Authoritative Answer (AA) bit set ►AA bit set, but an empty answer section ►AA bit set, but answer is not an SOA record
  • 22. April 2003ARIN XI Memphis, TNARIN XI Memphis, TN What is Not FlaggedWhat is Not Flagged Not flagged as lame in this round of testing: ►No IP address for name server ►No answer from server This will be flagged in the future
  • 23. April 2003ARIN XI Memphis, TNARIN XI Memphis, TN TimelineTimeline 15 Feb 4-6 Mar 13 Mar 18-20 Mar 27 Mar Test 1 st Notification 2 nd Notification Test Test
  • 24. April 2003ARIN XI Memphis, TNARIN XI Memphis, TN ResultsResults 35,94455,28127 Mar 55,281198,21313 Feb Flagged for Lameness Zones Checked 13 Feb findings, percentage of servers ►77% not flagged as lame (good, no address/answer) ►19% not having an Authoritative Answer bit set ►4% having an authoritative empty answer section ►<1% having an authoritative non-SOA answer
  • 25. April 2003ARIN XI Memphis, TNARIN XI Memphis, TN Notification ResultsNotification Results 260216Total 39394th Week 102523rd Week 39402nd Week 80851st Week EmailTelephone
  • 26. April 2003ARIN XI Memphis, TNARIN XI Memphis, TN Help Desk ActionsHelp Desk Actions Determine the problem/exact question ►Use “Lame” tool, BIND’s dig tool ►Review results with customer Explain expected results Walk through steps to correct ARIN DB entry Refer customer for further assistance: ►Their local support ►Vendor of their name server ►BIND documentation (if using a BIND server)
  • 27. April 2003ARIN XI Memphis, TNARIN XI Memphis, TN ObservationsObservations People are interested ►Want to correct problem ►Want to know what this is about ►Based on feedback from community: http://www.arin.net/registration/lame_delegations/index.html This will be a deliberate process
  • 28. April 2003ARIN XI Memphis, TNARIN XI Memphis, TN Next StepsNext Steps Continue notification as per policy Update database information Continue testing for lameness Identify engineering issues with testing Identify implementation issues Share experiences with other registries
  • 29. April 2003ARIN XI Memphis, TNMemphis, TN