It does depend somewhat on what you mean by concurrent sessions. Do you mean incoming queries? Do you mean incoming zone transfers? Do you mean outgoing zone transfers?
Each is a different tunable. Ultimately, system-wide file descriptor limits do come in to play, but the zone transfers listed above is the only thing with defaults. Stuart From: bind-users [mailto:bind-users-boun...@lists.isc.org] On Behalf Of MEjaz Sent: Thursday, 1 November 2018 5:28 PM To: bind-users@lists.isc.org Subject: concurrent-session Hello How many concurrent session By default bind supports. It is restricted the O/S and hardware resources? Your advice would be highly appreciated thanks in advance. Ejaz
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