AD/RP
Connected interface
0/C
Static route out an interface
0/S
Static route to a next-hope address
1/S
EIGRP summary route
5/D
External BGP
20/B
Internal EIGRP
90/D
OSPF
110/O
IS-IS
115/i
RIPv1, RIPv2
120/R
Exterior Gateway Protocol (EGP)
140/E
ODR
160/0
External EIGRP
170/D EX
Internal BGP
200/B
Unkown
255
C
directly Conected
S
Static
D
EIGRP
O
OSPF
B
BGP