HPE FlexNetwork 5130 Series

22
Troubleshooting other problems
Layer 2 forwarding failure
Symptom
Layer 2 packet loss occurs when the switch forwards packets to a peer on the same network
segment and in the same VLAN.
Troubleshooting flowchart
Figure 7 Troubleshooting a Layer 2 packet loss failure
Solution
To resolve the problem:
Incoming error packets?
No
Yes
Yes
Troubleshoot the
problem
End
No
Yes
Layer 2 packet loss
Packets filtered by
ACLs or QoS policies?
Troubleshoot the
problem
Port blocked?
No
Yes
Port misconfigurations?
No
Locate and modify
misconfigurations
Yes
Port congestion?
No
Troubleshoot the
problem
Yes
Resolved?
No
No
No
No
No
Yes
Yes
Yes
Yes
Resolved?
Resolved?
Resolved?
Resolved?
Contact the support
Troubleshoot the
problem