1. November 2006IETF67 - ECRIT1 A Dynamic Host Configuration Protocol (DHCP) based Location-to-Service Translation Protocol (LoST) Discovery Procedure draft-polk-ecrit-dhc-lost-discovery-01 Henning Schulzrinne James Polk Hannes Tschofenig

2. November 2006IETF67 - ECRIT2 Overview Contains single domain name –encoded as ROTFC 1035 label sequence [length] label [length] label [0] after IDN translation TBD len RFC 1035 label sequence OPTION_LOST option-length 7 example 3 com 0

3. November 2006IETF67 - ECRIT3 Resolved: domain name representation Domain name representation –RFC 1035 (as in RFC 3264) IDN done by application –LoST URL or IRI Store UTF-8 IDN done by resolver library –IDN itself Got DHC WG chair guidance (RFC 4702)

4. November 2006IETF67 - ECRIT4 Major change: server count Exactly one LoST server –can’t use multiple options (concatenated) Multiple servers can be encoded in NAPTR entry