Acknowledges the receipt of an LSA. LSA Types Table 1-2LSA types LSA Type Function Router-LSA (Type 1) Describes the link status and link cost of a router. It is generated by every router and advertised in the area to which the router belongs. ...
Each router within the area will flood atype 1 router LSAwithin the area. In this LSA you will find a list with all the directly connected links of this router. How do we identify a link? The IP prefix on an interface. The link type. There are 4 different link types: ...
SwitchA needs to be elected as the DR to exchange LSA information with other devices on the OSPF network, and SwitchC needs to be used as the backup of SwitchA. For other service demands, SwitchB needs to exchange LSA information with other devices on the OSPF network through the DR. ...
# Check NSSA-LSA information on each device involved. This example uses DeviceA. [DeviceA] display ospfv3 lsdb nssa OSPFv3 Router with ID (1.1.1.1) (Process 1) NSSA-external-LSA (Area 0.0.0.1) LS Age: 391 LS Type: NSSA-external-LSA Link State ID: 0.0.0.0 Originating Router: 1.1.1....
Adjacent with neighbor 192.168.4.1 (Designated Router) Suppress hello for 0 neighbor(s) Cryptographic authentication enabled Youngest key id is 1 show ospf database This command has further information of the Link State Advertisement (LSA) Types of OSPF. The output is complex and is help...
Type 11 - an AS "opaque" LSA defined by RFC 5250, which is flooded everywhere except stub areas. This is the opaque equivalent of the type 5 external LSA. The opaque LSAs, types 9, 10, and 11, are designated for upgrades to OSPF for application-specific purposes. For example, OSPF-TE...
Type 11 - an AS "opaque" LSA defined by RFC 5250, which is flooded everywhere except stub areas. This is the opaque equivalent of the type 5 external LSA. The opaque LSAs, types 9, 10, and 11, are designated for upgrades to OSPF for application-specific purposes. For example, OSPF-TE...
In this example, the virtual link is created between the routers with router ID 10.1.1.1 and router ID 10.2.2.2. In order to create the virtual link, configure thearea 5 virtual-link 2.2.2.2subcommand on router 10.1.1.1 and thearea 5 virtual-link 1.1.1.1subcommand on router 10.2.2.2. Re...
For example: ... router ospf6 ospf6 router-id 10.10.10.63 area 0.0.0.1 stub no-summary ... Here is a brief summary of the area type differences: TypeBehavior Normal non-zero area LSA types 1, 2, 3, 4 area-scoped, type 5 externals, inter-area routes summarized Stub area...
lsa-gen - Link-state advertisement (LSA) generation information for all LSA types. retransmission - Retransmission information. lsdb - Link state database information. spf statistic - Shortest path first statistics information. Mode Privileged EXEC Defaults Debugging is disabled. Example SE...