Cisco N5K-M1600 - Expansion Module - 6 Ports Troubleshooting Manual page 150

Improper Configurations
S e n d d o c u m e n t c o m m e n t s t o n e x u s 5 k - d o c f e e d b a c k @ c i s c o . c o m .
QoS
Network QoS (MTU)
Network Qos (Pause)
Input Queuing (Bandwidth)
Input Queuing (Absolute
Priority)
Output Queuing (Bandwidth)
Output Queuing (Absolute
Priority)
STP Mode
STP Disabled
STP MST Region Name
STP MST Region Revision
STP MST Region Instance to
VLAN Mapping
STP Loopguard
STP Bridge Assurance
STP Port Type, Edge
BPDUFilter, Edge BPDUGuard
STP MST Simulate PVST
Allowed VLANs
Local suspended VLANs
In this example, there are different MTU values for Network QoS. The value for the peer switch is 9216
on the peer switch (switch2) and the value for the local switch is 1538 (switch1). vPC will not be
operational until the Network QoS values match on both switches.
Cisco Nexus 5000 Series Troubleshooting Guide
8-8
Chapter 8
1 ([], [3], [], [], [],
[])
1 (1538, 2240, 0, 0, 0,
0)
1 (F, T, F, F, F, F)
1 (50, 50, 0, 0, 0, 0)
1 (F, F, F, F, F, F)
1 (50, 50, 0, 0, 0, 0)
1 (F, F, F, F, F, F)
1 Rapid-PVST
1 None
1 ""
1 0
1
1 Disabled
1 Enabled
1 Normal, Disabled,
Disabled
1 Enabled
- 1,19,91,99,120,757
- 120
Troubleshooting Virtual Port Channel Issues
([], [3], [], [], [],
[])
(9216, 2240, 0, 0, 0,
0)
(F, T, F, F, F, F)
(50, 50, 0, 0, 0, 0)
(F, F, F, F, F, F)
(50, 50, 0, 0, 0, 0)
(F, F, F, F, F, F)
Rapid-PVST
None
""
0
Disabled
Enabled
Normal, Disabled,
Disabled
Enabled
1,10,19-20,91,99,400-4
01,403,420,440,442,444
-446,451-486,499,757,7
97
-
OL-25300-01