Single-Area OSPFv2 Configuration

These flashcards cover essential vocabulary and concepts related to OSPFv2 configuration, crucial for understanding networking protocols specifically in Cisco environments.

OSPF Router ID

A 32-bit value used to uniquely identify an OSPF router within the OSPF domain.

Designated Router (DR)

The router in a multiaccess OSPF network responsible for generating LSA updates.

Backup Designated Router (BDR)

The router that acts as a backup to the DR and can take over if the DR fails.

Hello Packet

A type of OSPF message sent to establish and maintain neighbor relationships.

Passive Interface

A command used to prevent OSPF messages from being sent out an interface while still advertising the network.

Wildcard Mask

The mask used in OSPF configurations to specify which bits of an IP address to match.

Network Command

The command used to specify which interfaces will participate in OSPF and to which area they belong.

Cost Metric

A value used by OSPF to determine the best path for routing packets; lower costs indicate preferable paths.

Default Route Propagation

The process by which a default route is shared with other routers in the OSPF domain.

OSPFv2

The version of Open Shortest Path First used for IPv4 routing.