Reverse address entries
Matus UHLAR - fantomas
uhlar at fantomas.sk
Wed Jul 3 08:37:07 UTC 2013
On 02.07.13 08:53, Daniel McDonald wrote:
>I've had trouble with OSI-Soft PI historian without reverse entries. If
>there is no reverse, then the PI software would spend about 30 seconds
>looking in vain for a DNS answer before sending a SYN-ACK packet.
If there is no reverse, the software should get NXDOMAIN answer. in such
case there's nothing to wait for any longer.
Are you sure that was not a case of unreachable servers?
Matus UHLAR - fantomas, uhlar at fantomas.sk ; http://www.fantomas.sk/
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