Table 1 describes the default settings for OSPF.
| Parameter | Default Setting |
|---|---|
| OSPF | Disabled |
| Interval for sending Hello packets | 10 seconds on P2P and broadcast interfaces; 30 seconds on P2MP and NBMA interfaces |
| Dead interval after which an OSPF neighbor relationship expires | 40 seconds on P2P and broadcast interfaces; 120 seconds on P2MP and NBMA interfaces |
| Period during which a device acts as a stub router | 500 seconds |
| Bandwidth reference value used to calculate a link cost | 100 Mbit/s |