Note that you can only use one device per daemon.
See also @ref{Device files}.
-@cindex GraphDumpFile
-@item GraphDumpFile = <@var{filename}> [experimental]
-If this option is present,
-tinc will dump the current network graph to the file @var{filename}
-every minute, unless there were no changes to the graph.
-The file is in a format that can be read by graphviz tools.
-If @var{filename} starts with a pipe symbol |,
-then the rest of the filename is interpreted as a shell command
-that is executed, the graph is then sent to stdin.
-
@cindex Hostnames
@item Hostnames = <yes|no> (no)
This option selects whether IP addresses (both real and on the VPN)
Temporarily increases debug level to 5.
Send this signal again to revert to the original level.
-@item USR1
-Dumps the connection list to syslog.
-
-@item USR2
-Dumps virtual network device statistics, all known nodes, edges and subnets to syslog.
-
@item WINCH
Purges all information remembered about unreachable nodes.