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Troubleshooting vlt – Dell PowerEdge FX2/FX2s User Manual

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NUM Status Description Q Ports

10 Active U Po110(Te 0/8)

T Po100(Te 0/3,4)

Verifying a Port-Channel Connection to a VLT Domain (From an Attached Access Switch)

On an access device, verify the port-channel connection to a VLT domain.

Dell_TORswitch(conf)# show running-config interface port-channel 11

!

interface Port-channel 11

switchport

channel-member TenGigE 0/1,2

no shutdown

Troubleshooting VLT

To help troubleshoot different VLT issues that may occur, use the following information.

NOTE: For information on VLT Failure mode timing and its impact, contact your Dell Networking
representative.

Table 19. Troubleshooting VLT

Description

Behavior at Peer Up

Behavior During Run

Time

Action to Take

Bandwidth monitoring

A syslog error message
and an SNMP trap is
generated when the
VLTi bandwidth usage
goes above the 80%
threshold and when it
drops below 80%.

A syslog error message
and an SNMP trap is
generated when the
VLTi bandwidth usage
goes above its threshold.

Depending on the traffic
that is received, the
traffic can be offloaded
inVLTi.

Domain ID mismatch

The VLT peer does not

boot up. The VLTi is

forced to a down state.

A syslog error message

and an SNMP trap are

generated.

The VLT peer does not

boot up. The VLTi is

forced to a down state.

A syslog error message

and an SNMP trap are

generated.

Verify the domain ID
matches on both VLT
peers.

Dell Networking OS
Version mismatch

A syslog error message
is generated.

A syslog error message
is generated.

Follow the correct
upgrade procedure for
the unit with the
mismatched Dell
Networking OS version.

Remote VLT port
channel status

N/A

N/A

Use the show vlt
detail and show vlt
brief commands to
view the VLT port
channel status
information.

PMUX Mode of the IO Aggregator

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