[NOAAPORT #RBX-213298]: ports

Patrick,

> Having multiple downstream requesters with overlapping requests behind a NAT 
> device can cause problems for the reason given at 
> <http://www.unidata.ucar.edu/software/ldm/ldm-current/basics/behavior.html#upstream>.
>  You might have to disable the anti-DOS feature.
> If each downstream user were to specify a specific TCP port
> i.e.
> REQUEST NGRID|WMO|HDS ".*" 192.168.20.5:388
> REQUEST NGRID|WMO|HDS ".*" 192.168.20.6:389
> REQUEST NGRID|WMO|HDS ".*" 192.168.20.7:390
> REQUEST NGRID|WMO|HDS ".*" 192.168.20.8:391
> would this bypass the NAT device problems and ensure specific TCP ports are 
> defined for all xfers, then allowing all other non-ldm specific TCP ports to 
> be closed by the firewall?

Assuming different IP addresses mean different computers, the REQUEST entries 
all specify a different computer -- so specifying a different port number is 
unnecessary.

> --
> ----------------------------------------
> Patrick L. Francis
> Vice President of Research & Development
> Media Logic Group
> 
> http://www.medialogicgroup.com
> http://www.hamweather.com
> http://www.alertsbroadcaster.com
> http://www.modelweather.com
> 
> FB: http://www.facebook.com/wxprofessor


Regards,
Steve Emmerson

Ticket Details
===================
Ticket ID: RBX-213298
Department: Support NOAAPORT
Priority: Normal
Status: Closed