ra_offlink bool 0 Announce prefixes off-link
ra_preference string medium Route(r) preference
[medium|high|low]
+ra_maxinterval integer 600 Maximum time allowed between
+ sending unsolicited RA
+ra_mininterval integer 200 Minimum time allowed between
+ sending unsolicited RA
+ra_lifetime integer 1800 Value to be placed in Router
+ Lifetime field of RA
ndproxy_routing bool 1 Learn routes from NDP
ndproxy_slave bool 0 NDProxy external slave