[strongSwan] How to handle duplicate client IDs?

[Grischa Stegemann]

Am 22.10.20 um 16:21 schrieb Tobias Brunner:
> No edge case, you have the duplicheck plugin loaded.  Read [1] and then
> disable it because it's only really useful for very specific use cases.
[...]
> 
> [1] https://wiki.strongswan.org/projects/strongswan/wiki/Duplicheck
> 

Stupid me. :-/
Already came across [1] but did not bother because I wasn't aware that 
it's getting loaded in the CentOS default configuration.

Thank you very much!

Grischa