Network   | Hello | DeadInterval | Adjacency Time     | LSAs per /30 |
          |       |              |                    |              |
Broadcast |   10s |          40s |  > 40s (very slow) |            3 |
Pt-to-Pt  |   30s |         120s |       <  2s (fast) |            2 |

Router1-------------------------------Router2

Router1-------------Switch------------Router2