[SATLUG] Can connect remotely but not via localhost?

David Kowis dkowis at shlrm.org
Sun Apr 19 18:53:36 CDT 2015

On 04/19/2015 05:27 PM, Don Davis wrote:
> I didn't explain the problem well.
> The RPi hosts a web server.
> The webserver as accessible via the LAN address.
> However, the RPI couldn't access the webpage it was dishing up using
> that same LAN address - not on its 192.168.x.x. nor on ---
> being called with https://thataddress - however, specifying the port
> does now find it e.g. 192.168.x.x:8081
> I'd be interested to know why a port was necessary from the server
> itself but not from external hosts.

Going to guess that there's a firewall rule for traffic originating not
on the host and it redirects it to 8081 instead.

That's a guess. Perhaps check your iptables?
David Kowis
> On 04/19/2015 03:34 PM, Bruce Dubbs wrote:
>> 127.x.x.x always points to the local system.  It never gets to a NIC.
>>   -- Bruce
>> Don Davis wrote:
>>> I can connect to an RPi running Google's Coder remotely.
>>> However, from the Rpi itself I cannot -
>>> I've tried ,, as well as the actual LAN address -
>>> which works from other computers on the LAN.
>>> I looked at /etc/hosts (allow & deny) and everything was generic.
>>> Given the specs for the RPi 2, it seems reasonable to expect to access
>>> Coder from the Pi itself.

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