This document analyzes a set of solution candidates to mitigate some of
the issues encountered when address sharing is used. In particular,
this document focuses on means to reveal a host identifier (HOST_ID)
when a Carrier Grade NAT (CGN) or application proxies are involved in
the path. This host identifier must be unique to each host under the
same shared IP address.
Working Group Summary:
The working group had active discussion on the draft and the current
text of the draft is representative of the consensus of the working
group. In particular, as a result of WG consensus, this version of the
draft does not make any recommendations as to a preferred solution among
The document has received adequate review. The Document Shepherd has no
concerns about the depth or breadth of these reviews. This document does
not define a protocol. Hence there are no implementations of this document.
Who is the Document Shepherd? Who is the Responsible Area Director?
Suresh Krishnan is the document shepherd. Brian Haberman is the