I have a Linksys WRT54GX is there a place that I can see what IP addresses the router has given out VIA DHCP or who is connected wirelessly? I have not seen this anywhere looking through the router, anyone know?
WRT54GX and viewing stations connected
Sep 01, 2007
5 Replies
Yes. Under the Status tab click Local Network/DHCP Clients Table This gives you the DHCP Active IP Table
" snipped-for-privacy@excite.com" hath wroth:
Yep. See Status -> Local Network
and hit the "DHCP client table" listing.
The problem with this is that it does not show:
- Addresses that the user has assigned themselves (static IP's).
- If the router was rebooted, addresses that are still in use, but have not yet renewed their DHCP leases.
- Additional addresses that have been mnaually assigned to a single MAC address.
If you want to find out what addresses are actually in use, I suggest you use a utility to scan all 254 available IP's and see if they're in use. This is an example of a crude but fast ping scan:
C:\Nmap> nmap -T3 -sP 192.168.1.0/24
Starting Nmap 4.20 (
formatting link
) at 2007-09-01 09:28 Pacific Daylight Time Host 192.168.1.1 appears to be up. MAC Address: 00:14:BF:B9:10:13 (Cisco-Linksys) Host 192.168.1.11 appears to be up. Host 192.168.1.50 appears to be up. MAC Address: 00:40:05:C7:1C:44 (ANI Communications) Host 192.168.1.51 appears to be up. MAC Address: 00:C0:A8:7F:FE:92 (GVC) Nmap finished: 256 IP addresses (4 hosts up) scanned in 14.101 seconds
Hmmm.... missed a few devices that are set to delay pings and probes.
Also, if you have a mess of Windoze boxes, some with open shares, try NBTSCAN from:
BTW - just tried to install Nmap on a Vista laptop and it failed - NPPtools.dll missing - It appears that this network monitoring API is not available in Vista ?
"P.Schuman" hath wroth:
Running Vista is its own punishment. These might help:
Jeff Liebermann hath wroth:
Version 4.20RC2 and above show some fixes specific to Vista. However, the NPPtools.dll error is not mentioned. See release notes at:
You might want to try the latest beta version (4.22 SOC6).
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