Fix rtr-tcp-keepalive desc.
@@ -727,10 +727,10 @@ These can be requested by providing different commands on the command line.
.. option:: --rtr-tcp-keepalive=seconds
- The amount of seconds the server should wait after having finished
- updating and validating the local repository before starting to
- update again. The next update will earlier if objects in the
- repository expire earlier. The default value is 600 seconds.
+ The number of seconds to wait before sending a TCP keepalive on an
+ established RTR connection. By default, TCP keepalive is
+ enabled on all RTR connections with an idle time of 60 seconds.
+ Set this option to 0 to disable keepalives.
.. option:: --rtr-client-metrics
