OSPF

OSPF Cost

cost = reference bandwidth / configured bandwidth of interface in kbps

reference bandwidth = 100,000 kbps

Interface speed	OSPF Cost
100 Mbps	1
10 Mbps	10
6 Mbps	17
5 Mbps	20
4 Mbps	25
3 Mbps	33
2 Mbps	50
1.5 Mbps	67
1 Mbps	100
768 Kbps	130
512 Kbps	195
384 Kbps	260
256 Kbps	391
128 Kbps	781
64 Kbps	1563