rs2/ipv4: show route primary protocol pb_0008_as34692

show route primary protocol pb_0008_as34692

Table t_0008_as34692:
194.31.140.0/24      unicast [pb_0008_as34692 2021-04-12 13:50:06 from 185.1.179.4] * (100) [AS3280i]
	via 185.1.179.10 on ens19