Monitor and troubleshoot
Documents under this category provide information about monitoring the 7705 SAR routers and diagnosing and troubleshooting router issues.
- OAM Guide
  This guide describes how to use the Operations, Administration and Management (OAM) and diagnostic tools provided by the 7705 SAR, including how to configure mirroring.
- Log Events Guide
  This guide provides information about the log events for the 7705 SAR.

WLAN_GW

tmnxWlanGwDsmGtpTunnelSetupFail

Table 1. tmnxWlanGwDsmGtpTunnelSetupFail properties
Property name	Value
Application name	WLAN_GW
Event ID	2012
Event name	tmnxWlanGwDsmGtpTunnelSetupFail
SNMP notification prefix and OID	TIMETRA-WLAN-GW-MIB.tmnxWlanGwNotifications.16
Default severity	warning
Message format string	The setup of a GTP tunnel for a DSM subscriber failed on MDA $tmnxCardSlotNum$/$tmnxWlanGwNotifyMdaSlotNum$ in WLAN Gateway group $tmnxWlanGwGrpId$ - $tmnxWlanGwNotifyDescription$.
Cause	A problem occurred while trying to setup a GTP tunnel for a DSM subscriber. This can be caused by: - incomplete system configuration, or - inconsistent RADIUS configuration, or - because the GTP peer is not reachable.
Effect	The DSM subscriber cannot establish a connection with his home mobile network.
Recovery	Depending on the cause, correct the system configuration, the RADIUS configuration or the network connectivity.

tmnxWlanGwGrpOperStateChanged

Table 2. tmnxWlanGwGrpOperStateChanged properties
Property name	Value
Application name	WLAN_GW
Event ID	2004
Event name	tmnxWlanGwGrpOperStateChanged
SNMP notification prefix and OID	TIMETRA-WLAN-GW-MIB.tmnxWlanGwNotifications.4
Default severity	minor
Message format string	The state of WLAN Gateway group $tmnxWlanGwGrpId$ changed to $tmnxWlanGwGrpOperState$.
Cause	The tmnxWlanGwGrpOperStateChanged notification is sent when the value of the object tmnxWlanGwGrpOperState changes.
Effect	N/A
Recovery	N/A

tmnxWlanGwGtpMessageDropped

Table 3. tmnxWlanGwGtpMessageDropped properties
Property name	Value
Application name	WLAN_GW
Event ID	2020
Event name	tmnxWlanGwGtpMessageDropped
SNMP notification prefix and OID	TIMETRA-WLAN-GW-MIB.tmnxWlanGwNotifications.24
Default severity	warning
Message format string	GTP $tmnxWlanGwNotifyGtpMsgDirection$ message (type $tmnxWlanGwNotifyGtpMsgType$ version $tmnxWlanGwMgwControl$ IMSI $tmnxWlanGwNotifyImsi$ TEID $tmnxWlanGwNotifyTeid$) dropped from/to Mobile Gateway $tmnxWlanGwMgwRemoteAddr$ port $tmnxWlanGwMgwRemotePort$ in router $vRtrID$ - $tmnxWlanGwNotifyDescription$
Cause	The cause is indicated in the tmnxWlanGwNotifyDescription.
Effect	The effect depends on the dropped message and the state of the system.
Recovery	The recovery, if any, depends on the reason the message was dropped.

tmnxWlanGwIomActive

Table 4. tmnxWlanGwIomActive properties
Property name	Value
Application name	WLAN_GW
Event ID	2005
Event name	tmnxWlanGwIomActive
SNMP notification prefix and OID	TIMETRA-WLAN-GW-MIB.tmnxWlanGwNotifications.5
Default severity	minor
Message format string	The WLAN Gateway IOM $tmnxCardSlotNum$ of group $tmnxWlanGwGrpId$ is now $tmnxWlanGwTrue$.
Cause	The tmnxWlanGwIomActive notification is sent when the value of the object tmnxWlanGwIomOperState changes from 'primary' to any other value, or the other way around. The value 'primary' means that the IOM is active in the group.
Effect	N/A
Recovery	N/A

tmnxWlanGwMgwConnected

Table 5. tmnxWlanGwMgwConnected properties
Property name	Value
Application name	WLAN_GW
Event ID	2006
Event name	tmnxWlanGwMgwConnected
SNMP notification prefix and OID	TIMETRA-WLAN-GW-MIB.tmnxWlanGwNotifications.10
Default severity	minor
Message format string	The connection with Mobile Gateway is established.
Cause	A connection is established between this system's WLAN Gateway function and a Mobile Gateway, or such a connection disappears. The interruption of a connection with a Mobile Gateway can be the expected result of a management action on the Mobile Gateway, or it can be caused by a network failure.
Effect	While there is a connection with a particular Mobile Gateway, User Equipment (UE) belonging to the associated PLMN (Public Land Mobile Network) and serviced by this WLAN Gateway can be connected to their Home PLMN.
Recovery	If a connection with a Mobile Gateway is interrupted as the expected result of a management action, no recovery is required.

tmnxWlanGwMgwRestarted

Table 6. tmnxWlanGwMgwRestarted properties
Property name	Value
Application name	WLAN_GW
Event ID	2007
Event name	tmnxWlanGwMgwRestarted
SNMP notification prefix and OID	TIMETRA-WLAN-GW-MIB.tmnxWlanGwNotifications.11
Default severity	minor
Message format string	The Mobile Gateway has restarted. The restart count is $tmnxWlanGwMgwRestartCount$.
Cause	A Mobile Gateway known to this system has restarted, has transmitted its restart counter to this system and it was found to be higher than its previously known value.
Effect	This system clears all sessions associated with the restarted Mobile Gateway (because that Mobile Gateway has lost its session data anyway).
Recovery	No recovery is required on this system.

tmnxWlanGwMgwStateChanged

Table 7. tmnxWlanGwMgwStateChanged properties
Property name	Value
Application name	WLAN_GW
Event ID	2009
Event name	tmnxWlanGwMgwStateChanged
SNMP notification prefix and OID	TIMETRA-WLAN-GW-MIB.tmnxWlanGwNotifications.13
Default severity	minor
Message format string	The state of the Mobile Gateway has changed to $tmnxWlanGwMgwState$.
Cause	The state of a connection with a Mobile Gateway has changed.
Effect	The effect depends on the new state.
Recovery	No recovery is required on this system.

tmnxWlanGwNumMgwHi

Table 8. tmnxWlanGwNumMgwHi properties
Property name	Value
Application name	WLAN_GW
Event ID	2008
Event name	tmnxWlanGwNumMgwHi
SNMP notification prefix and OID	TIMETRA-WLAN-GW-MIB.tmnxWlanGwNotifications.12
Default severity	minor
Message format string	The number of Mobile Gateways connected to this system ( $tmnxWlanGwNumGw$) is high ($tmnxWlanGwNotifyTrue$).
Cause	The number of Mobile Gateways connected to this system is approaching the maximum supported value.
Effect	If the increasing trend continues, this system will not be able to connect some User Equipment (UE) with their Home PLMN.
Recovery	The network configuration may have to be modified such that this system will be associated with less Mobile Gateways.

tmnxWlanGwQosRadiusGtpMismatch

Table 9. tmnxWlanGwQosRadiusGtpMismatch properties
Property name	Value
Application name	WLAN_GW
Event ID	2010
Event name	tmnxWlanGwQosRadiusGtpMismatch
SNMP notification prefix and OID	TIMETRA-WLAN-GW-MIB.tmnxWlanGwNotifications.14
Default severity	minor
Message format string	There is a mismatch between the 3GPP release $tmnxWlanGwNotify3gppRelease$ in the RADIUS Negotiated QoS profile, and the interface type $tmnxWlanGwMgwInterfaceType$ of the Mobile Gateway.
Cause	Inconsistency between the release indicator in the RADIUS attribute and the GTP interface type.
Effect	The QoS values in the tmnxWlanGwPgwTable or the tmnxWlanGwGgsnTable of the conceptual row corresponding to the row in the tmnxWlanGwMgwAddrTable that matches the WLAN are used instead.
Recovery	The RADIUS Server configuration should be corrected.

tmnxWlanGwResrcProblemCause

Table 10. tmnxWlanGwResrcProblemCause properties
Property name	Value
Application name	WLAN_GW
Event ID	2002
Event name	tmnxWlanGwResrcProblemCause
SNMP notification prefix and OID	TIMETRA-WLAN-GW-MIB.tmnxWlanGwNotifications.2
Default severity	minor
Message format string	$tmnxWlanGwNotifyDescription$.
Cause	The tmnxWlanGwResrcProblemCause notification is sent to describe the cause of a WLAN Gateway resource problem.
Effect	N/A
Recovery	N/A

tmnxWlanGwResrcProblemDetected

Table 11. tmnxWlanGwResrcProblemDetected properties
Property name	Value
Application name	WLAN_GW
Event ID	2001
Event name	tmnxWlanGwResrcProblemDetected
SNMP notification prefix and OID	TIMETRA-WLAN-GW-MIB.tmnxWlanGwNotifications.1
Default severity	minor
Message format string	The status of the WLAN GW resource problem indication changed to $tmnxWlanGwResrcProblem$.
Cause	The tmnxWlanGwResrcProblemDetected notification is sent when the value of the object tmnxWlanGwResrcProblem changes.
Effect	N/A
Recovery	N/A

tmnxWlanGwSubIfPmAddNewPlFailed

Table 12. tmnxWlanGwSubIfPmAddNewPlFailed properties
Property name	Value
Application name	WLAN_GW
Event ID	2015
Event name	tmnxWlanGwSubIfPmAddNewPlFailed
SNMP notification prefix and OID	TIMETRA-WLAN-GW-MIB.tmnxWlanGwNotifications.19
Default severity	minor
Message format string	Failed to add a new pool given by the DHCPv6 server. (service $svcId$, interface $tmnxWlanGwNotifySubIfIndex$, address-family $tmnxWlanGwNotifyAddrFamily$)
Cause	Failed to add a new pool given by the server.
Effect	The ISA-BB may run out of free DHCPv6 addresses or SLAAC prefixes.
Recovery	No recovery is needed. Retry periodically.

tmnxWlanGwSubIfPmCrIntObjFailed

Table 13. tmnxWlanGwSubIfPmCrIntObjFailed properties
Property name	Value
Application name	WLAN_GW
Event ID	2016
Event name	tmnxWlanGwSubIfPmCrIntObjFailed
SNMP notification prefix and OID	TIMETRA-WLAN-GW-MIB.tmnxWlanGwNotifications.20
Default severity	minor
Message format string	Failed to create an internal object for a pool. (service $svcId$, interface $tmnxWlanGwSubIfIpsSubIfIndex$, address $tmnxWlanGwSubIfIpsSubnetAddr$, prefix-length $tmnxWlanGwSubIfIpsSubnetPrefLen$, address-family $tmnxWlanGwNotifyAddrFamily$, description $tmnxWlanGwNotifyDescription$)
Cause	Failed to create an internal object for a pool.
Effect	Forwarding will not work for UEs having an address/prefix from this pool.
Recovery	No recovery is needed. Retry periodically.

tmnxWlanGwSubIfPmLsQryRtryFailed

Table 14. tmnxWlanGwSubIfPmLsQryRtryFailed properties
Property name	Value
Application name	WLAN_GW
Event ID	2019
Event name	tmnxWlanGwSubIfPmLsQryRtryFailed
SNMP notification prefix and OID	TIMETRA-WLAN-GW-MIB.tmnxWlanGwNotifications.23
Default severity	minor
Message format string	The lease query retry failed.
Cause	Lease query retry failed.
Effect	The old prefix couldn't be fetched from the DHCP server.
Recovery	No recovery possible.

tmnxWlanGwSubIfPmNewPlReqFailed

Table 15. tmnxWlanGwSubIfPmNewPlReqFailed properties
Property name	Value
Application name	WLAN_GW
Event ID	2014
Event name	tmnxWlanGwSubIfPmNewPlReqFailed
SNMP notification prefix and OID	TIMETRA-WLAN-GW-MIB.tmnxWlanGwNotifications.18
Default severity	minor
Message format string	Failed to send a request for a new pool. (service $svcId$, interface $tmnxWlanGwNotifySubIfIndex$, address-family $tmnxWlanGwNotifyAddrFamily$)
Cause	Failed to send a request for a new pool.
Effect	The ISA-BB may run out of free DHCPv6 addresses or SLAAC prefixes.
Recovery	No recovery is needed. Retry periodically.

tmnxWlanGwSubIfPmPoolTimeout

Table 16. tmnxWlanGwSubIfPmPoolTimeout properties
Property name	Value
Application name	WLAN_GW
Event ID	2017
Event name	tmnxWlanGwSubIfPmPoolTimeout
SNMP notification prefix and OID	TIMETRA-WLAN-GW-MIB.tmnxWlanGwNotifications.21
Default severity	minor
Message format string	The pool timed out unexpectedly. (address-family $tmnxWlanGwNotifyAddrFamily$, description $tmnxWlanGwNotifyDescription$)
Cause	Pool timed out unexpectedly.
Effect	The pool is removed from the ISA-BB together with all associated UEs.
Recovery	No recovery possible.

tmnxWlanGwSubIfPmPoolUsageLow

Table 17. tmnxWlanGwSubIfPmPoolUsageLow properties
Property name	Value
Application name	WLAN_GW
Event ID	2018
Event name	tmnxWlanGwSubIfPmPoolUsageLow
SNMP notification prefix and OID	TIMETRA-WLAN-GW-MIB.tmnxWlanGwNotifications.22
Default severity	minor
Message format string	The usage of a pool dropped below 1%. (address-family $tmnxWlanGwNotifyAddrFamily$)
Cause	Pool usage dropped below 1%.
Effect	The pool has become stale.
Recovery	Manually clear the pool.

tmnxWlanGwSubIfPmStartD6cFailed

Table 18. tmnxWlanGwSubIfPmStartD6cFailed properties
Property name	Value
Application name	WLAN_GW
Event ID	2013
Event name	tmnxWlanGwSubIfPmStartD6cFailed
SNMP notification prefix and OID	TIMETRA-WLAN-GW-MIB.tmnxWlanGwNotifications.17
Default severity	minor
Message format string	The DHCPv6 client of the Pool Manager failed to start. (service $svcId$, interface $tmnxWlanGwNotifySubIfIndex$, address-family $tmnxWlanGwNotifyAddrFamily$)
Cause	Failed to start a DHCPv6 client.
Effect	No pools can be requested for this ISA-BB.
Recovery	Perform a shutdown/no shutdown of the DHCPv6 client.

tmnxWlanGwSubIfRedActiveChanged

Table 19. tmnxWlanGwSubIfRedActiveChanged properties
Property name	Value
Application name	WLAN_GW
Event ID	2011
Event name	tmnxWlanGwSubIfRedActiveChanged
SNMP notification prefix and OID	TIMETRA-WLAN-GW-MIB.tmnxWlanGwNotifications.15
Default severity	warning
Message format string	The WLAN Gateway function on interface $$ is now $tmnxWlanGwSubIfRedActive$ - $tmnxWlanGwNotifyDescription$
Cause	To be documented
Effect	To be documented
Recovery	No recovery is required on this system.

tmnxWlanGwTuQosProblem

Table 20. tmnxWlanGwTuQosProblem properties
Property name	Value
Application name	WLAN_GW
Event ID	2003
Event name	tmnxWlanGwTuQosProblem
SNMP notification prefix and OID	TIMETRA-WLAN-GW-MIB.tmnxWlanGwNotifications.3
Default severity	minor
Message format string	The value of tmnxWlanGwIsaMemberTuQosProblem has changed to $tmnxWlanGwIsaMemberTuQosProblem$.
Cause	While creating a WLAN Gateway tunnel QoS infrastructure instance, there was a resource issue.
Effect	There are UE with a QoS infrastructure that does not match the configuration, for example: no shaper was instantiated.
Recovery	This may be a temporary phenomenon. If it persists, the QoS configuration or the scaling may have to be modified to ensure enough resources are available for the UE QoS.

October 25, 2023