[CentOS] Replacing gateway, is it bad idea?

Wed Nov 30 10:59:10 UTC 2011
Ljubomir Ljubojevic <office at plnet.rs>

Vreme: 11/30/2011 10:13 AM, Fajar Priyanto piše:
> On Wed, Nov 30, 2011 at 5:09 PM, John R Pierce<pierce at hogranch.com>  wrote:
>> On 11/30/11 12:59 AM, Fajar Priyanto wrote:
>>> How fast the Switches can recognize the new mac? Any other pitfall?
>> within seconds.  or faster.  and the client's ARP caches expire nearly
>> as fast.
>> its not the switches you care about as much as the DHCP leases for your
>> clients.  if you can copy the dhcp leases file over, that will save a
>> lot of grief.

I would suggest installing new gateway as new system, leaving old one to 
work until new one is ready. That way if something goes wrong you will 
still have old one to revert to. Just do not give in working IP's until 
you are ready to switch over.


Ljubomir Ljubojevic
(Love is in the Air)
PL Computers
Serbia, Europe

Google is the Mother, Google is the Father, and traceroute is your
trusty Spiderman...
StarOS, Mikrotik and CentOS/RHEL/Linux consultant