2 NET_IPV4_ROUTE_MIN_DELAY
3 NET_IPV4_ROUTE_MAX_DELAY
4 NET_IPV4_ROUTE_GC_THRESH
5 NET_IPV4_ROUTE_MAX_SIZE
6 NET_IPV4_ROUTE_GC_MIN_INTERVAL
7 NET_IPV4_ROUTE_GC_TIMEOUT
8 NET_IPV4_ROUTE_GC_INTERVAL
9 NET_IPV4_ROUTE_REDIRECT_LOAD
10 NET_IPV4_ROUTE_REDIRECT_NUMBER
11 NET_IPV4_ROUTE_REDIRECT_SILENCE
12 NET_IPV4_ROUTE_ERROR_COST
13 NET_IPV4_ROUTE_ERROR_BURST
14 NET_IPV4_ROUTE_GC_ELASTICITY
15 NET_IPV4_ROUTE_MTU_EXPIRES
16 NET_IPV4_ROUTE_MIN_PMTU
17 NET_IPV4_ROUTE_MIN_ADVMSS
18 NET_IPV4_ROUTE_SECRET_INTERVAL
19 NET_IPV4_ROUTE_GC_MIN_INTERVAL_MS