uhub strips off all IP addresses IPv4 or IPv6 and adds the one the client connected from. So, if connected from an IPv6 address then the IPv6 address is the only address other clients can see (and vice versa for IPv4).
uhub strips off all IP addresses IPv4 or IPv6 and adds the one the client connected from.
So, if connected from an IPv6 address then the IPv6 address is the only address other clients can see (and vice versa for IPv4).