refresh: failure trying master
https://kb.isc.org/docs/aa-01213
"If you have encountered this error and wish to submit a report, you can use our online form."
I also encountered the same error message with an incorrect mtu setting.
https://kb.isc.org/docs/aa-01213
"If you have encountered this error and wish to submit a report, you can use our online form."
I also encountered the same error message with an incorrect mtu setting.