OSPF and OSPFv3
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M4300 Series and M4300-96X Fully Managed Switches User Manual
View and Clear OSPFv3 Interface Statistics
You can view and clear statistics for the selected interface. The information is displayed only
if OSPFv3 is enabled.
To view and clear the OSPFv3 interface statistics:
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 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.
4. Click the Login button.
The System Information page displays.
5. Select Routing > OSPFv3 >
Advanced > Interface Statistics.
State (continued) • Backup Designated Router. This router is the backup designated router
on the attached network. It is promoted to designated router if the present
designated router fails. The router establishes adjacencies to all other
routers attached to the network. The backup designated router performs
slightly different functions during the LSA flooding procedure, as compared
to the designated router.
• Other Designated Router.
The interface is connected to a broadcast or
NBMA network on which other routers were selected to be either the
designated router or backup designated router
. The router attempts to form
adjacencies to both the designated router and the backup designated
router.
Note: The state is displayed only if the OSPFv3 Admin mode is enabled.
Designated Router The identity of the designated router for this network, in the view of the
advertising router
.
The designated router is identified here by its router ID. The
value 0.0.0.0 means that there is no designated router.
Note: This field displays only if the OSPFv3 admin mode is enabled.
Backup Designated Router The identity of the backup designated router for this network, in the view of the
advertising router
.
The backup designated router is identified here by its router
ID. Set to 0.0.0.0 if there is no backup designated router.
Note: This field displays only if the OSPFv3 admin mode is enabled.
Number of Link Events This is the number of times the specified OSPF interface changed its state.
Note: This field displays only if the OSPFv3 admin mode is enabled.
Table 142. Advanced OSPFv3 Interface Configuration (continued)
Field Description
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