bridging 172 networks ?

[Jeremy Bessee]

Compustretch NewYork wrote:
> A certain host dhcp server (dhcp3d) has been serving up IPs in the 
> 172.16 range to an internal network.
> 
> This server's upstream has now changed to, also, a 172.16 based network
> 
> Thus one nic is given a 172.16.114.3 address by the upstream server,
> the second nic is handing out leases in the 1.2 to 1.254 range.
> 
> Does one of these networks need to switch to 192 or 10, or can they both 
> be on 172?
> 
> If so, what is the best solution to preventing an IP conflict?
> 
> Hoping this question is neither too simple nor too complicated but just 
> right!
> 
> with TIA,
> 
> Forest M.
> Compustretch at gmail.com
> 
> 
If your subnet mask is such that the two networks do not conflict (i.e. 
255.255.255.0 or /24) then all is well, if your subnet mask is 
255.255.0.0 (/16) then yes, one will have to be modified.

Sincerely,


Jeremy Bessee
CCNA, CCAI
Glendale Community College
Glendale, AZ