Dig Hangs during axfr request when not on localhost.

[John Horne]

On Fri, 2019-06-14 at 08:53 +0100, Pete Fry via bind-users wrote:
> Hi
>
> versions:
> BIND 9.9.4-RedHat-9.9.4-74.el7_6.1 (Extended Support Version)
> CentOS Linux release 7.6.1810 (Core)
>
> We are having a problem on our masters that have large zone files (around
> 5MB) are failing to be loaded on our slaves.
>
> after some investigation
>
> we can perform the following commands whilst local on the master
>
> dig @localhost ZONE axfr
>
> and the command performs and exits successfully
>
> however if you fun dig @IP.OF.MASTER ZONE axfr from a machine on the same
> subnet the zone starts to transfer and then hangs at certain points around
> 150k bytes give or take and fails to complete.
>
Hello,

We have had the same problem on CentOS 7 servers after a recent bind yum
update. For the moment we have downgraded BIND back to
bind-9.9.4-73.el7_6.x86_64 and the zone transfers are working again.



John.

--
John Horne | Senior Operations Analyst | Technology and Information Services
University of Plymouth | Drake Circus | Plymouth | Devon | PL4 8AA | UK
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