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dh-ngusage's avatar
dh-ngusage
Aspirant
Jun 03, 2021

R6350 configure without modem connection impossible?

Anyone else have similar experience, or greater knowledge as to what is or might be going on here?

 

R6350 with "previous" (sorry, did not retain what version that was, live and learn) firmware supported wired connection and configuration without device being connected to a router.

 

After upgrade to (at this writing) recent firmware R6350_V1.1.0.78_1.0.1.img, I am now unable to successfully get into configuration UI via wired or wireless connection, and the nighthawk app presents the same roadblock.

 

Trying with nighthawk app, reaches point where it says cannot reach internet.

After a 'reset' (tried various forms) of modem and trying to access http://192.168.1.1/ to configure, will go through the accept agreement, change admin password, and then

a branchpoint of 'genie' vs manual configuration is reached (IIRC).

If I select 'genie', I am presented with a similar roadblock, being informed internet is not accessible (or something to that affect).

If I select manual, being warned about network experience being needed, blah-blah, I arrive at

routerlogin.net/BRS_index.htm, and think I my have progressed to routerlogin.net/BRS_start.htm, and am just stuck there with a circling/cycling indicator, have not had patience to wait it out for more than 15 minutes.  (I am guessing this path also is waiting on internet accessibility, but just isn't telling me so.)

 

It appears with this firmware upgrade (could have happened in others earlier, don't know) it is impossible to configure the router without it being attached to a modem.  (No, am not willing to disrupt my home network just to try this, have my reasons, simple swapin of this modem when configured would take 60 seconds or less, experimenting with configuring while attached to network taking unknown but likely significantly greater length of time.)

(I have had it attached via cross-over cable to a computer, throughout these attempts.)

 

5 Replies

    • dh-ngusage's avatar
      dh-ngusage
      Aspirant

      Have been using nmrpflash to install firmware images.

      My protocol has been...
      With R6350 powered off,

      port 1 connected to computer via cross-over cable,

      wireless adapter disconnected (sometimes actually had disabled)

      start nmrpflash as documented elsewhere,

      then press reset button and hold, then power on, keep holding reset,

      See leftmost power led come on, then go off

      See all four leds come on together, then go off

      See leftmost power led come on (again), then release reset button

      nmrpflash seems to work showing output similar to that documented on its github page

      nmrpflash last message is to reboot modem

      I power off, then power on, after it seems to have fully boot, with lights stabilized, having

      leftmost power led on and 3rd from left wireless led on, I perform

      factory reset, pressing reset button for about 5 seconds and then releasing,

      wait again for modem to seem to be stabilized/rebooted

      then, power off, power on again, wait for stabilization, then

      attempt to access via http://192.168.1.1/

       

      Have now tried following firmware images with similar results/behavior documented in original post:

      (R6350_V1.1.0.78_1.0.1.img)

      R6350-V1.1.0.64_1.0.1.img

      R6260_V1.1.0.38_1.0.1.img

      R6260_V1.1.0.34_1.0.1.img

       

      So, assuming those images were actually successfully flashed (not seeing firmware version reported

      in any portion of UI I have gotten to after flashing those images), having tried back to earliest

      verion posted, appears all currently posted firmware now functions in this fashion.

      • michaelkenward's avatar
        michaelkenward
        Guru

         


        dh-ngusage wrote:

        Have been using nmrpflash to install firmware images.

        Why? Nothing in your complicated, and hard to follow, account suggests that you have broken firmware. In any case, nmrpflash is not the first thing to try.

         

        You seem to be making life very complicated for yourself.

         

        Go back to basics and tell us what the power LED on the device looks like after you turn the router on.

         

        What is it that you are actually trying to achieve?

         

        Your subject  R6350 configure without modem connection impossible? also doesn't make much sense to me.

         

        It is very easy to update a router without a "modem connection".

         

        How do I manually upgrade firmware to my NETGEAR router? | Answer | NETGEAR Support

         

        But it is impossible to configure things that depend on having an modem connection. That's because the router has to work with the modem to connect to the Internet.