ZyXEL MI-7248 User Guide - Page 209

VRRP Configuration Examples

Page 209 highlights

Chapter 36 VRRP Table 79 VRRP Configuration (continued) LABEL DESCRIPTION Advertisement Specify the number of seconds between Hello message transmissions. Interval Preempt Mode Select this option to activate preempt mode. Priority Enter a number (between 1 and 254) to set the priority level. The bigger the number, the higher the priority. Uplink Gateway Enter the IP address of the uplink gateway in dotted decimal notation. The switch checks the link to the uplink gateway. Primary Virtual Enter the IP address of the primary virtual router in dotted decimal notation. IP Secondary Virtual IP This field is optional. Enter the IP address of a secondary virtual router in dotted decimal notation. This field is ignored when you enter 0.0.0.0. Add Click Add to save your changes to the switch's run-time memory. The switch loses these changes if it is turned off or loses power, so use the Save link on the top navigation panel to save your changes to the non-volatile memory when you are done configuring. Cancel Click Cancel to discard all changes made in this table. Clear Click Clear to set the above fields back to the factory defaults. Use this section to look at a summary of VRRP configuration. Index This field displays the index number of an entry. Active This field shows whether a VRRP entry is enabled (Yes) or disabled (No). Name This field displays a descriptive name of an entry. Network This field displays the IP address and subnet mask of an interface. VRID This field displays the ID number of a virtual router. Primary VIP This field displays the IP address of the primary virtual router. Uplink Gateway This field displays the IP address of the uplink gateway. Priority This field displays the priority level (1 to 255) of the entry. Delete Click Delete to remove the selected entry from the summary table. Cancel Click Cancel to clear the Delete check boxes. 36.3 VRRP Configuration Examples The following sections show two VRRP configuration examples on the switch. 36.3.1 One Subnet Network Example The figure below shows a simple VRRP network with only one virtual router VR1 (VRID =1) and two switches. The network is connected to the WAN via an uplink gateway G (172.21.1.100). The host computer X is set to use VR1 as the default gateway. MS-7206 User's Guide 209

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Chapter 36 VRRP
MS-7206 User’s Guide
209
36.3
VRRP Configuration Examples
The following sections show two VRRP configuration examples on the switch.
36.3.1
One Subnet Network Example
The figure below shows a simple VRRP network with only one virtual router
VR1
(VRID =1)
and two switches. The network is connected to the WAN via an uplink gateway
G
(172.21.1.100). The host computer
X
is set to use
VR1
as the default gateway.
Advertisement
Interval
Specify the number of seconds between Hello message transmissions.
Preempt Mode
Select this option to activate preempt mode.
Priority
Enter a number (between 1 and 254) to set the priority level. The bigger the number,
the higher the priority.
Uplink Gateway
Enter the IP address of the uplink gateway in dotted decimal notation.
The switch checks the link to the uplink gateway.
Primary Virtual
IP
Enter the IP address of the primary virtual router in dotted decimal notation.
Secondary
Virtual IP
This field is optional. Enter the IP address of a secondary virtual router in dotted
decimal notation. This field is ignored when you enter
0.0.0.0
.
Add
Click
Add
to save your changes to the switch’s run-time memory. The switch loses
these changes if it is turned off or loses power, so use the
Save
link on the top
navigation panel to save your changes to the non-volatile memory when you are
done configuring.
Cancel
Click
Cancel
to discard all changes made in this table.
Clear
Click
Clear
to set the above fields back to the factory defaults.
Use this section to look at a summary of VRRP configuration.
Index
This field displays the index number of an entry.
Active
This field shows whether a VRRP entry is enabled (
Yes
) or disabled (
No
).
Name
This field displays a descriptive name of an entry.
Network
This field displays the IP address and subnet mask of an interface.
VRID
This field displays the ID number of a virtual router.
Primary VIP
This field displays the IP address of the primary virtual router.
Uplink Gateway
This field displays the IP address of the uplink gateway.
Priority
This field displays the priority level (1 to 255) of the entry.
Delete
Click
Delete
to remove the selected entry from the summary table.
Cancel
Click
Cancel
to clear the
Delete
check boxes.
Table 79
VRRP Configuration (continued)
LABEL
DESCRIPTION