# Reserved protocols.
0    unspec
1    redirect
2    kernel
3    boot
4    static
8    gated
9    ra
10   mrt
11   zebra
12   bird
13   dnrouted
14   xorp
15   ntk
16   dhcp
18   keepalived
42   babel
99   openr
186  bgp
187  isis
188  ospf
189  rip
192  eigrp
