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BugZero found this defect 2171 days ago.
If two IPv6 WAN interfaces are configured, configuring the second interface in IPv6 static mode results in the error: Command 'dns primary xxxxx::xxx:xxxx:xxxx::xxxx' does not match. If two IPv6 WAN interfaces are configured, configuring the second interface in IPv6 static mode causes the error Command 'dns primary xxxxx::xxx:xxxx:xxxx::xxxx' does not match to be displayed If two IPv6 WAN interfaces are present, configuring the second interface in IPv6 static mode results in the error Command 'dns primary xxxxx::xxx:xxxx:xxxx::xxxx' does not match being displayed.