Subj : Listening on a specific IPv6 address. To : Tommi Koivula From : Michiel van der Vlist Date : Mon Jan 08 2018 02:29 pm Hello Tommi, On Monday January 08 2018 15:01, you wrote to Tony Langdon: TK> Are you absolutely sure that [2001:44b8:4176:f100::6] is your _local_ TK> ipv6 address? ;-D It does not answer to ping. What I didn't mention is that I manually added the ::5556 address with netsh: D:\FIDO\BINKD>ipconfig Windows-IP-Konfiguration Ethernetadapter LAN-Verbindung: Verbindungsspezifisches DNS-Suffix: dynamic.ziggo.nl IP-Adresse. . . . . . . . . . . . : 192.168.178.15 Subnetzmaske. . . . . . . . . . . : 255.255.255.0 IP-Adresse. . . . . . . . . . . . : 2001:1c02:1100:d700:f1d0:2:280:5556 IP-Adresse. . . . . . . . . . . . : 2001:1c02:1100:d700:f1d0:2:280:5555 IP-Adresse. . . . . . . . . . . . : fe80::215:60ff:fe52:213d%4 Standardgateway . . . . . . . . . : 192.168.178.1 fe80::7277:81ff:fe72:a4bb%4 Cheers, Michiel --- GoldED+/W32-MSVC 1.1.5-b20170303 * Origin: http://www.vlist.eu (2:280/5555) .