Kay Kasemir

> .. change anything in core.pva. Java client always logged received CMD_MESSAGE, but server lacked example for issuing message, so added that. From https://docs.epics-controls.org/en/latest/pv-access/Protocol-Messages.html#cmd-message-0x12 it's not clear to me what...

> And also implies that CMD_MESSAGE can not be associated with channel independently of an operation. Right, it can only reply to a specific request. CMD_GET, CMD_PUT, .. already support...

Looks good, but I'm unsure why only the client version is incremented to 3: ``` struct pva_version { enum { client = 3, server = 2, ``` Don't both server...

The forwarding is local. Within one host, assume you have N servers. The one started last happens to receive the unicast UDP traffic. It forwards it to all the other...

I assume `evutil_getaddrinfo` is just a wrapper for `getaddrinfo`. As an update to gethostbyname, getaddrinfo handles names "hostname", IPv4 notation "127.0.0.1" as well as IPv6 notation "::1". When using a...