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Re: 20060106: Sending data through LDM to ground from aircraft with changing ip address

  • Subject: Re: 20060106: Sending data through LDM to ground from aircraft with changing ip address
  • Date: Mon, 09 Jan 2006 08:31:13 -0700
Janet,

>Date: Sat, 07 Jan 2006 09:12:19 -0700
>From: Unidata Support <address@hidden>
>To: Janet Scannell <address@hidden>
>Subject: 20060106: Sending data through LDM to ground from aircraft with 
>changing ip address 

The above message contained the following:

> If a DNS server can resolve the name <-> IP address relationship, then
> you can request the data from the plane by name rather than by IP.  The
> tricky part would be updating the DNS entry as soon as the IP is
> fixed.  I guess that the ground system could run a cacheing DNS server
> and there could be a process running that determines the current IP of
> the host on the plane and then forces an update of the DNS entry.

Can the name-to-IP-address entry be tagged with a short time-to-live
(e.g., 5 minutes)?

Mike?

Regards,
Steve Emmerson