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PleaseBeHelpful's profile

New Member

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9 Messages

Saturday, June 17th, 2023 8:46 PM

How to find my NAS on my AT&T fiber LAN network?

For the last decade before I switched to AT&T Fiber, I used a QNAP NAS box over ethernet that I could always find on the local network by opening a browser and going to the hostname: NAS1.local:8080.  If I used an IP scanner app it would always be the IP address closest to the router by pingtime.

I just started as a customer at AT&T and attached the same NASbox by ethernet again to AT&T's router, & I haven't been able to find the NAS on my network, getting the timeout error "The server at nas1.local is taking too long to respond." I then tried my ip scanner and see it listed with the hostname "nas1.attlocal.net" but going there gives the same error message. The pingtime is over 2000ms, too.

So I've tried variations like: NAS1.attlocal.net:8080 & NAS1.attlocal:8080 to no avail. Going directly to the NAS's ip address doesn't help either.

I even tried seaching the QNAP document site, but my model is very old and unsupported, apparently. Anyone have any ideas on how to find it?

Accepted Solution

ACE - Expert

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33.5K Messages

6 months ago

I certainly think that unless the two ports have different MAC addresses and get their own distinct IP addresses, yes, it certainly could cause an issue.  There is no port aggregation capability in the AT&T Gateway, so if the NAS is expecting that, it will be disappointed.  So, yes, please try it with only one port connected and see what happens.  If that works, then move on to trying two ports, but don't get your hopes up on that.

I assumed it was plugged into port 1, since the display said "Ethernet LAN-1".  The number usually equates to the port.  I suggested you move it out of port 1, since that's a port that can negotiate speeds up to 5 Gbps, but it has issues with negotiating properly with a large number of devices.

ACE - Expert

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33.5K Messages

6 months ago

Let me see if I've got this straight...

  • You have a NAS system that is connected via Ethernet to a LAN port on the AT&T Gateway.
  • You have a PC that you are testing with that is also connected to another LAN port on the AT&T Gateway.
  • With both connected to the Gateway, when attempting to browse to NAS1.local:8080, NAS1.attlocal.net:8080 or port 8080 on the actual private IP address of the NAS, the connection times out.
  • When you PING any of these addresses, the latency is around 2000 ms.

I'm hoping one of my assumptions is wrong, because otherwise, this is weird.

New Member

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9 Messages

6 months ago

A: Exactly.

B: The PC is over WiFi, still using that gateway.

C: Exactly

D: Only the NAS latency is 2002ms. The AT&T router is showing 1ms from this PC over wifi. A wired raspberry pi is showing a mere 1ms. Other devices like phones and ipads are showing up in the rage between 11ms and 228ms. Just the wired NAS1 box is showing up at 2002ms.

ACE - Expert

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33.5K Messages

6 months ago

The NAS is getting its IP via DHCP?

You're using a standard /24 subnet?

New Member

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9 Messages

6 months ago

I assume both answers are yes, I've never changed them otherwise.

New Member

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9 Messages

6 months ago

I assumed my new router's options menu (port forwarding, firewall, general settings changes, etc) were on my Smart Home Manager app, but I can't find them there. Am I missing a whole control panel of some kind for the AT&T hardware?

Edit: Found it now at the router's hostname with no login. Oddly, the NAS is the very first entry on the Device List there. It is using dhcp but status is set to "off" for some reason.

(edited)

ACE - Expert

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33.5K Messages

6 months ago

. It is using dhcp but status is set to "off" for some reason.

What do you mean?

New Member

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9 Messages

6 months ago

It was reading "off" when I checked then but now it reads "on." Here's my latest device list entry for it:

"

MAC Address 00:08:9b:cc:58:2a
IPv4 Address / Name 192.168.1.75 / NAS1
Last Activity Sat Jun 17 19:13:33 2023
Status on
Allocation dhcp
Connection Type
Ethernet LAN-1
Connection Speed 1000Mbps fullduplex
Mesh Client No

"

ACE - Expert

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33.5K Messages

6 months ago

Do you have a BGW320?  If so, move this to one of the yellow LAN ports (2-4) instead of the blue LAN 1 port.  See if that helps.

New Member

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9 Messages

6 months ago

Yes, it's a BGW320-500. I didn't have either one in the blue port. (This NAS has 2 cat5e cables that can both go into their own router port to create a double bandwidth connection.)

So I've powercycled both the router and the NAS now, even trading the NAS's ports with the 3rd (raspberrypi node) and still all the same devices came up with the same pingtimes afterwards. No joy.

Do you think the BGW320 isn't compatible with a device on two different ports at the same time?

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