dhcpcd-discuss

Hi Davesh

On 16/07/2020 11:52, Davesh Patel wrote:
> Hi -
>
> In Android, I'm using dhcpcd-6.8.2 at the command line (adb shell). (Actually, 
> I'm using system() call in code but the same thing happens).

dhcpcd-6 is no longer supported by me.
You should look into upgrading, dhcpcd-9.1.4 is the latest

> I have an instance of dhcpcd already running and I want to rebind (my goal is to 
> trigger DHCP discover, etc). If I send |dhcpcd --rebind| it starts a new 
> instance instead of causing the existing instance to rebind.
>
> How do I act on the existing, running instance of dhcpcd rather than start a new 
> instance?
>
> Perhaps I am misunderstanding how dhcpcd works?

You should read the section on Multiple Interfaces in dhcpcd(8).
If dhcpcd was started with a single interface on the command line, all future 
invocations need the address there as well.

Roy