OSPFv2 (Open Shortest Path First version 2) is an IPv4 routing protocol widely used in enterprise and service-provider networks. Peresvet ST emulates an OSPFv2 node with Segment Routing and topology-generation support.
Basic OSPFv2 Settings
| Field | Description | Default |
|---|
| Enable OSPFv2 | Enable or disable OSPFv2 | Off |
| Version | OSPF version (fixed) | 2 |
| Router ID | OSPF router identifier, for example 10.10.10.2 | — |
| Area | OSPF area identifier | 0.0.0.0 |
| Hostname | Router hostname | — |
OSPFv2 Timers
| Field | Description | Default |
|---|
| Hello interval (s) | Hello packet interval, in seconds | 10 |
| Dead interval (s) | Time before a neighbor is declared unavailable, in seconds | 40 |
| LSA retry interval | LSA retransmission interval, in seconds | 0 |
| Router priority | Router priority in DR/BDR election | 0 |
| Teardown time (s) | Session teardown time, in seconds | 0 |
OSPFv2 Authentication
| Field | Description |
|---|
| Auth type | Authentication type: none, simple, or md5 |
| Auth key | Authentication key |
OSPFv2 Segment Routing
| Field | Description | Default |
|---|
| SRGB Base | Start of the Segment Routing Global Block | 0 |
| SRGB Range | SRGB size | 0 |
| Node SID | Node SID for this OSPF instance | 0 |
OSPFv2 Topology Generation
| Field | Description | Default |
|---|
| Enable generation | Enable automatic OSPFv2 topology generation | Off |
| Topology type | Generated topology type: Ring, and others | Ring |
| Node count | Number of generated virtual OSPF nodes | 10 |
| Area ID | OSPF area identifier | 0.0.0.0 |
| Loopback Start | First loopback-interface address | 10.0.0.1 |
| Link Subnet Start | First subnet for inter-node links | 172.16.0.0/31 |
| Metric | OSPF metric for inter-node links | 10 |
| Prefix Count | Prefixes per node | 1 |
| Branch Factor | Branching factor | 2 |
| SRGB Base | Start of the SRGB | 1000 |
| SRGB Range | SRGB size | 100 |
Click Generate to generate the topology.