There will be a maintenance on the fire wall of IETF IPv6 segment tonight. The IETF Web site on IPv6 network will be unavailable about 5 minutes at 10 PM, Friday, September 15 (EDT). The IETF Web site on IPv4 network will not be affected by this maintenance. Thanks and regards, The IETF Secretariat. _______________________________________________ IETF-Announce@ietf.org https://www1.ietf.org/mailman/listinfo/ietf-announce