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Problem Solved for DHCP Manual Assignment

SixSpeedDriver

New Around Here
So, I didn't see a thread on this, but for those of you having that problem with firmware version 3.0.0.3.112 where you can't set manual assignments, you can fix it with the following steps:

1. Enable Telnet through the UI
1b. Windows 7 doesn't have Telnet installed by default; this can be rectified from the command line by typing this in:
pkgmgr /iu:"TelnetClient"
2. start telnet by typing "telnet" in your command prompt.
3. type open [youripaddresshere] and it will prompt you for your admin credentials - enter them in.
4. type nvram show | grep dhcp and you will see all settings related to dhcp. The one you are looking for is dhcp_staticlist - look at the format of the list; it uses the <> characters to define a mac address, and the IP is entered in immediately after (see step 5)
5. type nvram set dhcp_staticlist="<yourmacaddress1>youripassigned1<yourmacaddress2>youripaddressassigned2"
mine looked exactly like this:
nvram set dhcp_staticlist="<00:04:4B:19:13:6B>192.168.1.2" because I only have one IP I want to reserve.

6. Then type nvram commit
7. Then reboot by typing reboot

Once the router comes back online, you can telnet back in and run the nvram show | grep dhcp_staticlist command and you should see your mac/IP pairs that you just entered. Someone more knowledgeable can write the command to append to the existing list because mine overwrites the whole setting. I imagine it's set dhcp_staticlist = dhcp_staticlist+"<anothermac>anotherIP"

The Router UI still doesn't reflect that this setting is set, but i just renewed me IP and got it.
 
Last edited:
112 is three firmware releases past.

Current firmware is at 220 and does not have this issue AFAIK.
 
OK, this is close enough that take my chances and hijack this thread.

Whats the deal with just some of the devices show their netbios name and some just show the mac? Can I atleast write in the name somewhere so I can remeber what device has what IP?

screenshot20121012at635.png


And on a fairly related note, whats with the lease time of the devices where I have reserved the mac. Their old ip it still there. Cant I delete the lease somehow?

screenshot20121012at649.png
 
OK, this is close enough that take my chances and hijack this thread.

Whats the deal with just some of the devices show their netbios name and some just show the mac? Can I atleast write in the name somewhere so I can remeber what device has what IP?

screenshot20121012at635.png


And on a fairly related note, whats with the lease time of the devices where I have reserved the mac. Their old ip it still there. Cant I delete the lease somehow?

screenshot20121012at649.png

I wonder the same.
sometimes it picks up the name, other it just doesnt.

It seems the N66 requires all the devices to transfer and maintain connection for quite a bit to get the name.
 
Based on my observations, networkmap requires a device lease to be either renewed or newly allocated to be able to resolve its name. So if you reboot your router, any existing lease that didn't get renewed won't be resolvable by the Networkmap until their next renewal.

You can test this by issuing an "ipconfig /release - ipconfig /renew" on a Windows PC to force its lease to be renewed.
 

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