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1Link Monitor
 

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The Link Monitor can be checked for each Address Context or for each Link Detection Group or for all the Address Contexts and Link Detection Groups created. Use the drop-down box to select the desired Address Context and Link Detection Group.

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1Link Monitor Main Field
 

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To Edit Link Monitor

To edit any of the Link Monitors in the list, click the radio button next to the specific Link Monitor name.

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1Link Monitor Highlighted
 

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The Edit Selected Link Monitor window is displayed below.

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1Link Monitor Edit Window
 

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Make the required changes and click Save at the right hand bottom of the panel to save the changes made.

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1Link Monitor Fields
 

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The Create New Link Monitor window is displayed.

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1Link Monitor Create Window
 

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The following fields are displayed:

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1Link Monitor Parameters
 

Parameter

Description

Name

Specifies the name of this Link Monitor Group.

Physical Port

Physical port associated with the IP interface to be monitored. In a redundancy configuration, pkt0_p is paired with pkt0_s and pkt1_p is paired with pkt1_s.

  • pkt0_p – Primary packet 0 port.
  • pkt0_s – Secondary packet 0 port.
  • pkt1_p – Primary packet 1 port.
  • pkt1_s – Secondary packet 1 port.
Note

This parameter is only visible on

Spacevars
0series2
systems.

Interface GroupSpecifies the name of the IP Interface Group to be monitored.
Interface

Specifies the name of the IP or management interface to be monitored.

Note

IP or MGMT interface can be configured, depending on the type that is configured for the Link Detection Group.

Destination

Specifies the destination IP Address for link verification.

Note

The Destination IP Address must be within the same subnet as the source interface.

Verify Timer

Specifies the time interval (in milliseconds) between the link verification attempts

Response Timer

Specifies the time to wait (in milliseconds) for a link verification attempt.

Reattempt
Timer

Specifies the time to wait (in milliseconds) for a link verification re-attempt.

Retries

Specifies the number of re-tries before the link verification is considered failed.

State

Specifies the administrative state for this link monitor.

Probe On Standby

Use this flag to enable/disable probing on the Standby port for the specified Link Monitor.

  • disabled – Use this option to disable probing on Standby port when the router does not respond properly to the ARP/NUD probes. For additional details, see "Link Detection Support" topic at SBC Redundancy.
  • enabled (default) – Use this option to allow probing on Standby port when the Link Monitor is configured for the Active port.
Note

This flag is only visible on 

Spacevars
0series2
systems and used when Router cannot reply to the ARP probe with a required unicast destination MAC address.

To Copy Link Monitor

To copy any of the created Link Monitor and to make any minor changes, click the radio button next to the specific Link Monitor to highlight the row.

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1Link Monitor Highlighted
 

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Click Copy Link Monitor tab on the Link Monitor List panel.

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1Link Monitor Fields
 

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The Copy Selected Link Monitor window is displayed along with the field details which can be edited.

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1Link Monitor Copy Window
 

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Make the required changes to the required fields and click Save to save the changes. The copied Link Monitor is displayed at the bottom of the original Link Monitor in the Link Monitor List panel.

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1Link Monitor Highlighted
 

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Click Delete at the end of the highlighted row. A delete confirmation message appears seeking your decision.

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1Link Monitor Delete Confirmation
 

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Click OK to remove the specific Link Monitor from the list.

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