mem
Connected interface(CON)
0
Static route(STAT)
1
Internal EIGRP (iEIGRP)
90
External EIGRP (eEIGRP)
170
OSPF (Open Shortest Path First)
110
IS-IS (Intermediate System to Intermediate System)
115
RIP (Routing Information Protocol)
120
EGP (Exterior Gateway Protocol)
140
Unknown or unroutable (UNKNOWN)
255
DHCP client
68
DHCP server
67
FTP
21
telenet
23
SSH
22
DNS
53
HTTP
80
HTTPS
443