Netgear M4300-28G (GSM4328S) - Stackable Managed Switch with 24x1G and 4x10G including 2x10GBASE-T and 2xSFP+ Layer 3 User Manual

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OSPF and OSPFv3 
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 M4200 and M4300 Series ProSAFE Managed Switches Web Management User Manual
An area ID is a 32-bit integer in dotted-decimal format that uniquely identifies the area to 
which a router interface connects.
7. 
Configure the Import Summary LSAs by selecting Enable or Disable from the list. 
If you select Enable, summary LSAs are imported into stub areas.
8. 
Configure the Default Cost by entering the metric value to be applied for the default route 
advertised to the stub area. 
The valid values range from 1 to 16,777,215.
9. 
Click the Add button.
The area is configured as a stub area.
10. 
Click the Apply button.
The updated configuration is sent to the switch. Configuration changes take effect 
immediately.
The following table describes the nonconfigurable data that is displayed.
Configure the OSPF NSSA Area
To configure the NSSA area: 
1. 
Launch a web browser.
2. 
Enter http://<ipaddress> in the web browser address field.
The login window opens.
3. 
Enter the user name and password. 
The default admin user name is admin and the default admin password is blank, that is, 
do not enter a password.
Table 129.  OSPF Stub Area Configuration 
Field
Description
SPF Runs
The number of times that the intra-area route table was calculated 
using this area's link state database. This is typically done using 
Dijkstra's algorithm.
Area Border Router Count
The total number of area border routers reachable within this area. This 
is initially zero, and is calculated in each SPF pass.
Area LSA Count
The total number of link state advertisements in this area's link state 
database, excluding AS external LSAs.
Area LSA Checksum
The 32-bit unsigned sum of the link state advertisements' LSA 
checksums contained in this area's link state database. This sum 
excludes external (LSA type 5) link state advertisements. The sum can 
be used to determine if there was a change in a router's link state 
database, and to compare the link state database of two routers.
Type of Service
This field is the normal ToS associated with the stub metric.