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Forum Discussion
oriza
Jul 22, 2021Aspirant
C6250 not detecting ethernet cable
I tried for the first time to use an ethernet cord with my C6250 yesterday. I plugged one end of the ethernet cord into the ethernet port on the router, and the other end into the ethernet port on my...
oriza
Jul 23, 2021Aspirant
" And the LED descriptions? Including the LEDs at the LAN Ethernet ports?"
Yes? Like I said earlier, all of my LEDs are solid green *except* the ethernet LED. The Ethernet LED is off regardless of whether or not it is connected to anything else via an ethernet cable. This means according to the description in the manual, that "if the Ethernet LED is off, then no device is connected to an ethernet port." Is there something else I should be looking for?
" "connecting your (unspecified) laptop to your (unspecified) desktop" might change that, which, like a better LED description, _would_ be interesting information."
Okay, I gave a description earlier in this thread of my router's LEDs. "All of my LEDs are solid green *except* the ethernet LED, though the 2.4 GHz and 5 GHz LEDs are blinking (which is normal since they're transmitting data). The Ethernet LED is off regardless of whether or not it is connected to anything else via an ethernet cable." Is there some other kind of LED description that would be helpful?
I connected my laptop (Lenovo Thinkpad T450 running Windows 10, sorry for not being specific about the model before) to my desktop (which I built so I'm not sure what model to give-- the motherboard is a gigabyte h110m-s2h if that helps?) I am not really sure what to look for, so let me know if there's something I should post about, but I noticed that the "Ethernet" window in the Network Connections window in Control Panel now says "Unidentified network" instead of "Network Cable Unplugged". See image here.
Finally, you are correct that my ethernet is not in Bridge mode.
I appreciate all the responses y'all have given me. I am also not quite sure where the impatience/curtness/sarcasm is coming from in some of these replies. I'm new and am really trying not to be stupid or an idiot, but at the same time I don't necessarily know what is obvious and what isn't because I'm new. I'm getting a lot of great info from you all, and so sometimes I miss specific steps or things that you tell me because I'm trying to parse it all. I'm sorry I missed the "you might try" section, and I'm sorry if my posts came across as rude or obnoxious or whiny in any way. I did not intend them that way at all-- it's hard to communicate tone of voice via text, I genuinely meant to sound polite and respectful. I hope this comment also sounds polite/respectful as well.
antinode
Jul 23, 2021Guru
> Yes? Like I said earlier, all of my LEDs are solid green [...]
What, exactly, does "all of my LEDs" mean to you?
> [...] The Ethernet LED [...]
> Is there something else I should be looking for?
> > [...] Including the LEDs at the LAN Ethernet ports?
How about the LEDs at the LAN Ethernet ports? In the C6250 User
Manual, under "Back Panel", there's a section on the "Two 10/100/1000
Mbps Ethernet ports" and "Table 3. Ethernet port LED descriptions".
In the description of the "Ethernet" LED, I see, "Each Ethernet port
on the back panel provides two port LEDs (see Back Panel on page 13)."
This stuff is not that complicated, but actually reading the relevant
material can help.
> [...] but I noticed that the "Ethernet" window in the Network
> Connections window in Control Panel now says "Unidentified network"
> instead of "Network Cable Unplugged". [...]
Ok. Different from what it says when it's unplugged. So, the
physical link is good. So, you "have verified both Ethernet interfaces
and the cable."
If everything else is good, then the (modem+)router ports would seem
to be the problem.