An Experimental TCP Option for Host Identification
RFC 7974

Received changes through RFC Editor sync (created alias RFC 7974, changed abstract to 'Recent RFCs have discussed issues with host identification in IP address-sharing systems, such as address/prefix-sharing devices and application-layer proxies.  Potential solutions for revealing a host identifier in shared address deployments have also been discussed.  This memo describes the design, deployment, and privacy considerations for one such solution in operational use on the Internet today that uses a TCP option to transmit a host identifier.', changed pages to 20, changed standardization level to Experimental, changed state to RFC, added RFC published event at 2016-10-19, changed ISE state to Published RFC)