3) When was the last time you fixed networking issues by turning on IPv4? About a year ago, when I noticed wikipedia still doesn't have IPv6 reachable DNS reso

3) When was the last time you fixed networking issues by turning on IPv4? About a year ago, when I noticed wikipedia still doesn't have IPv6 reachable DNS resolvers. 4) When was the last time you fixed networking issues by turning off IPv4? A few weeks ago, IPv4 was just slow for some reason I couldn't quite determine.