User Manual

M4300 Intelligent Edge Series Fully Managed Stackable Switches
Configure OSPF and OSPFv3 User Manual383
Configure the OSPF Virtual Link
To configure the OSPF virtual link:
1. Launch a web browser
.
2. In the address field of your web browser
, enter the IP address of the switch.
The login window opens.
3. Enter admin as the user name, enter your local device password,
and click the Login
button.
The first time that you log in, no password is required. However, you then must specify a
local device password to use each subsequent time that you log in.
The System Information page displays.
4. Select Routing > OSPF >
Advanced > Virtual Link Configuration.
5. In the Area ID field, enter the OSPF area ID.
An area ID is a 32-bit integer in dotted-decimal format that uniquely identifies the area to
which a router interface connects.
LS ID The link state ID identifies the piece of the routing domain that is being
described by the advertisement. The value of the LS ID depends on the
advertisement's LS type.
Age The time since the link state advertisement was first originated, in seconds.
Sequence The sequence number field is a signed 32-bit integer. It is used to detect
old and duplicate link state advertisements.
The larger the sequence
number, the more recent the advertisement.
Checksum The checksum is used to detect data corruption of an advertisement. This
corruption can occur while an advertisement is being flooded, or while it is
being held in a router's memory
. This field is the checksum of the complete
contents of the advertisement, except the LS age field.
Table 138. OSPF AS Opaque Link State Database Table (continued)
Field Description