[docs] Update ripd docs on version and authentication, see bugs #261,#262
2006-05-04 Paul Jakma <paul.jakma@sun.com>
* ripd.texi: Add Version Control as a distinct section.
Expand Version Control section with overview text,
touching on insecurity of RIPv1 and referencing
authentication section, cleanup text of various version
commands.
RIP Authentication: Add overview text, refer to RIPv1 version
control, which is required to completely secure RIP.