Motorola BSR 64000 Reference Manual page 345

RIP Commands
Command Syntax
update clocks interval between periodic routing
updates, generally set to 30 seconds, small
number of seconds added every time the timer
is sent to prevent collisions.
1-4294967295
Rate (in seconds) at which updates are
sent. This is the fundamental timing
parameter of the routing protocol. The
default is 30 seconds.
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