[erlang-questions] Restrict epmd to one IP address?

Erik A. Onnen <>
Wed Oct 31 07:24:29 CET 2007

>>> Just searched a while for an option to bind epmd to a specific IP
>> address. On my system it binds to all available IP addresses. Hmm, nothing so
>> far. Do I really have to install a firewall because of epmd?
>>> How do you deal with epmd? Any better options?
> Good to know. But still, epmd listens on Any other suggestions?
> Regards,
> Eric

Looking at source for R11B-5, epmd_int.h explicitly sets the address of 
the socket struct to INADDR_ANY (or IN6ADDR_ANY_INI for ipv6). So you're 
really at the mercy of the OS. Certain BSDs will choose the "default" 
interface, Linux will choose all interfaces, can't speak for Windows or Mac.


More information about the erlang-questions mailing list