02-26-15 09:13 mark lewis wrote to Ed Vance about IP Address Changes-Wh   
      
    ml> @MSGID: <54EFA7C8.13761.windowsa@capcity2.synchro.net>   
    ml>  On Wed, 25 Feb 2015, Ed Vance wrote to mark lewis:   
   Howdy! Mark,   
      
    ml> yes... and if you have to change the NIC, there'll be a new MAC...   
    ml> the MAC is assigned to the NIC, not the machine... laptops with   
    ml> both cable and wifi capabilities have at least two MACs...   
      
    EV> I'd think the only to change the NIC would if I replaced the   
    EV> Motherboard in this desktop pc.   
      
    ml> i'd start by adding a new NIC and plugging it into an available   
    ml> slot ;) you wanted to not use the one on the motherboard,   
    ml> disable it in the BIOS if it can be... perhaps you might want   
    ml> gigabyte speeds on your internal network and the MB NIC is only   
    ml> 10/100 ;)   
      
   OH, O.K., right now just got the XP desktop and Vista notebook, and   
   unless You or another person tells me gigabyte speeds can be used   
   on a notebook, I wouldn't have any need for that speed.   
   Thanks for the suggestion.   
      
    ml> DHCP address reservations (aka psuedo-static) are made based on   
    ml> the MAC...   
      
    EV> As I learned, which ever pc is turned on first around here gets   
    EV> the DHCP Server .100 IP Address, and the next one turned on gets   
    EV> something other than .100 .   
      
    ml> here's the thing about DHCP... each machine's DHCP client will   
    ml> (should!) request the address it had last... some machines are   
    ml> very persistent over time in asking for an old address they may   
    ml> not have had for 25 connections or more... the DHCP server will   
    ml> (should!) offer the last address that a specific client had the   
    ml> last time it was connected... many blackbox routers (aka those   
    ml> bought at the local circut city or best buy or similar) have   
    ml> DHCP servers in them but their implementation is generally not   
    ml> as robust as it could be...   
      
   You've looked into the insides of this here stuff and learned lots   
   about it, thanks for sharing.   
      
   I just plod along trying to learn about this stuff.   
   -snip-   
    EV> As I told Ben, I may have figured a way to keep this XP pc using   
    EV> the . 100 IP Address.   
      
    ml> the best way to do that is to go to your modem/router thing's   
    ml> configuration page and in the DHCP section, set a reservation   
    ml> of .100 to your workstation and set .101 to the other   
    ml> machine... in fact, you might want to set reservations for all   
    ml> devices on your network so that you know they will never   
    ml> change... then if at some point you need to renumber your   
    ml> network, you simply do it in this configuration page... all of   
    ml> the machines i manage are handled this way ;)   
      
   Keep urging me on, I might get a ROUNDTUIT someday.   
      
   ... Money: The mint makes it first and it's up to us to make it last.   
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