View Full Version : mac address for AC3 ethernet adapter
jwaltman
04/27/2008, 02:18 PM
Anyone know where to find it? (I need to reserve a static DCHP reservation via Mac address on a dynamic DNS router).
Thanks
Jamie
aiko670
04/27/2008, 09:21 PM
You can go to a cmd prompt and type arp -a
jwaltman
04/27/2008, 10:31 PM
@Aiko:
Thanks, but thats the mac address for the terminal you are using (and typing that line in at the cmd prompt), right? I need the mac address for the AC3 unit itself (or is that assigned by the DNS server?). Thanks for the help.
kenargo
04/27/2008, 11:04 PM
The MAC address is the address of the network card (very simplified explanation). Do you want this to limit access to your router by MAC address?
I'll have to check a few things; this may have to get answered by Curt.
It isn't on the label is it?
jwaltman
04/28/2008, 08:54 AM
@kenargo:
Thx for your help. That is exactly what I am trying to do... assign the AC3 a static private ip address via my dns server using the mac address of the ac3 network card. I didn't see it on the label (or any other intuitive places) and can't double check as my tank is remote...
Thanks again for your help,
Jamie
aiko670
04/28/2008, 11:33 AM
arp -a should show you the ip address and mac address of all networked equipment on your segment. By segment I mean anything plugged in to the same switch.
RokleM
04/28/2008, 12:19 PM
Correct, arp -a should work, however it won't automatically pull up all devices on your subnet. If you haven't connected to the AC3 recently or it's not shown it in the table, ping it then try again.
jwaltman
04/28/2008, 12:52 PM
Im on a mac (I do emulate windows but arp -a does not pick up anything on with the IP range of 192:x; only 172:x so it must not think it is on the same subnet as the mac "side"); any other ideas or mac specific suggestions?
Thanks guys!
Jamie
You can look inside your router, and many times they have a status display which lists all the mac and IP addresses of equipment on the network.
Curt
lvreefer
04/29/2008, 06:28 PM
Two things-
1) Are you using Mac with open transport or MacTCP?
2) If you have a DNS server all of the info will be in it if it is working.
If you are using a hub vs a switch you will not get MAC info since all of the ports are flooded. If you are tech savey you can hook up directly to the ACIII and sniff the mac address.
If not, try nmap :D
jwaltman
05/01/2008, 10:41 PM
@Ivreefer:
Thx... got it!
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