Cisco ASA: LAN to LAN sessions outgoing dropped packets Health Monitor

Jalasoft.Xian.SmartManagementPacks.CiscoASA.L2LSessionsOutgoingDroppedPackets.1.1 (AggregateMonitor)

This monitor catches Xian events that notifies when the LAN to LAN sessions outgoing dropped packets if has changed its state.

Knowledge Base article:

Summary

LAN to LAN session global outgoing dropped packets is over threshold.

The number of discarded outgoing packets by all active LAN to LAN sessions is above the maximum threshold configured in Xian Network Manager 2012.

Causes

It may be due to Firewall are being used. Another option is that the packet is dropped because the flag does not allow DHCP pass-through traffic. Thus, the client cannot acquire an address, and it times out

Resolutions

Check your sessions logs and determine what is the cause of the dropping

Additional

Monitors the total number of packets dropped by all active LAN to LAN sessions which were dropped during transmit processing by the managed entity

Element properties:

Target

Jalasoft.Xian.Common.Elements.ThirdParty.Cisco.JsXCiscoASAL2LSessionsElement

Parent Monitor

System.Health.PerformanceState

Algorithm

WorstOf

Category

StateCollection

Enabled

True

Alert Generate

True

Alert Severity

MatchMonitorHealth

Alert Priority

Low

Alert Auto Resolve

True

Remotable

True

Accessibility

Public

Alert Message

LAN to LAN sessions outgoing dropped packets Alert

{0}

Source Code:

<AggregateMonitor ID="Jalasoft.Xian.SmartManagementPacks.CiscoASA.L2LSessionsOutgoingDroppedPackets.1.1" Accessibility="Public" Enabled="true" Target="ThirdParty_Cisco!Jalasoft.Xian.Common.Elements.ThirdParty.Cisco.JsXCiscoASAL2LSessionsElement" ParentMonitorID="SystemHealth!System.Health.PerformanceState" Remotable="true" Priority="Normal">

  <Category>StateCollection</Category>

  <AlertSettings AlertMessage="L2LSessionsOutgoingDroppedPackets_AlertMessage">

    <AlertOnState>Warning</AlertOnState>

    <AutoResolve>true</AutoResolve>

    <AlertPriority>Low</AlertPriority>

    <AlertSeverity>MatchMonitorHealth</AlertSeverity>

    <AlertParameters>

      <AlertParameter1>$Data/Context/Params/Param[3]$</AlertParameter1>

    </AlertParameters>

  </AlertSettings>

  <Algorithm>WorstOf</Algorithm>

</AggregateMonitor>