1. draft-ietf-radext-filter-rules-01-txt “NAS-Traffic-Rule Attribute” Bernard Aboba Paul Congdon Mauricio Sanchez IETF 67 – San Diego, CA draft-ietf-radext-filter-05-txt “NAS-Filter-Rule Attribute” Bernard Aboba Farid Adrangi Paul Congdon Avi Lior Mauricio Sanchez

2. Agenda Draft Comparison draft-ietf-radext-filter-05-txt –Status –Next steps draft-ietf-radext-filter-rules-01-txt –Status –Next steps

3. Draft Comparison draft-ietf-radext-filter-05 One Attribute –NAS-Filter-Rule Uses Diameter’s IPFilterRule format verbatim Provides the same functionality as IPFilterRule and NAS-Filter-Rule AVP draft-ietf-radext-filter-rules-01 Two Attributes –NAS-Traffic-Rule –Acct-NAS-Traffic-Rule Based on Diameter’s IPFilterRule format Provides more functionality than IPFilterRule –More rule types –More actions

4. “NAS-Filter-Rule” status Five new draft versions since IETF66 Resolved issues –I199: Attribute Length –I202: Diameter-RADIUS GW Behavior not Specified Open issues, quickly reaching closure –I198: Attribute Concatenation/splitting

5. I198: Attribute Concatenation/Splitting Base questions –How to split a long rule across multiple rules? –Allow multiple rules within one attribute? Proposals –Over half dozen since IETF 65 –Usage of ‘tag’ field was favorite out of IETF 66 –Current: No ‘tag’ field; use only NULL between rules; Flexible rules on how rules can be placed into attributes

6. “NAS-Filter-Rule” Next Steps Reach consensus of changes due to I198 in draft -05 Take -05 to WG last call

7. “NAS-Traffic-Rule” Status No new drafts since IETF 65…  Still waiting on comment response from issue submitters –Will follow up individually…again

8. draft-ietf-radext-filter-rules-01-txt Open Issues I111 – Accounting (Greg W.) –Mostly closed; Awaiting for insight from 3GPP reps I114 – NAS-Filter-Rule Accounting (Bernard A.) –Awaiting Bernard’s response to proposal from Jan/10/06 Diameter Compatibility –I130 – Diameter Interoperability (Bernard A.) –I164 – Review (Jari A.) –Presented proposal at IETF 65; Consensus reached I169 – Handling unparseable rules (Greg W.) –Awaiting Greg’s response to proposal from June/22/06 I170 – Precedence and Order for NAS-Filter-Rule (Greg W.) –Discussion ongoing; Discussed proposal at IETF 65; Need group consensus of propsal I192 – Comments (Jouni K.) –Editorial changes made in -01 draft; Awaiting Jouni’s response to proposal from June/24/06

9. “NAS-Traffic-Rule” Next Steps Solution consensus of open issues over next couple of weeks New version (-02) within month Kickstart draft-ietf-radext-redirection-00 draft