Frank via plug on 6 Nov 2024 09:45:12 -0800


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Re: [PLUG] Linux server on Xfinity home network


The router/modem combos they give out are really bad.  I tried to use one briefly, but it didn't do much, and what it did do, it didn't do well.  I wouldn't be surprised if it just doesn't work.  


I ended up using my own router (and kept their modem), and I'm much happier now.  And even easier, I use one VLAN for my DHCP devices, and one VLAN for my static IP devices.  With a router that handles VLANs, not only do you not have to worry about the "reserved IP" situation any more, but you have a lot more intrinsic security, since most people wouldn't want DHCP devices like "smartphones"  or tablets or iOT gadgets on the same subnet with a server.


- Frank



On 11/6/24 12:05 PM, Adam Zion via plug wrote:
Likely a stupid problem, but a search of the archives for "xfinity reserve IP" didn't yield any hits.

The Xfinity router claims to be able to convert a DHCP address to a reserved IP by a click of a button. But, no. Even if I reserve the same IP that has been assigned to the server (wired ethernet connection, which shouldn't make a difference but just may, for especially stupid reasons), the rest of the network can't talk to the device. That's even after a reboot.

So, three questions:

Question the First: has anyone encountered + been able to solve it?

Question the Second: might it be peculiar to linux hosts? Given that I don't have any Windows servers - ew - to test, it's tough to discern this for myself.

Question the Third: given that it may be easier to assign this a static IP rather than relying on the vagaries of DHCP and name resolution via random queries, how does one correctly assign a static IP in Raspbian? It seems that what I've found assumes only IP4 or that someone wants to assign the IP via a graphical interface (this is a headless NAS).

Thx,
-Z

--
Lord* Adam Zion, MSIS
Registered Linux User #471910
http://www.adamzion.com

* Yes, really

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___________________________________________________________________________
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Announcements - http://lists.phillylinux.org/mailman/listinfo/plug-announce
General Discussion  --   http://lists.phillylinux.org/mailman/listinfo/plug