- Preface
- Troubleshooting Overview
- Troubleshooting Tools
- Troubleshooting the Installation
- Troubleshooting the Licensing
- Troubleshooting Modules
- Troubleshooting Ports and Port Profiles
- Troubleshooting Port Channels and Trunking
- Troubleshooting Layer 2 Switching
- Troubleshooting ACLs
- Troubleshooting QoS
- Troubleshooting Netflow
- Troubleshooting VLANs
- Troubleshooting PVLANs
- Troubleshooting Multicast IGMP Issues
- Troubleshooting SPAN
- Troubleshooting High Availability
- Troubleshooting System Issues
- Before Contacting Technical Support
- Index
Index
A
Access Control Lists. See ACLs.
ACLs
commands for troubleshooting 9-2
configuration limits 9-1
debugging policy verification 9-3
description 9-1
displaying ACL policies on the VEM 9-2
restrictions 9-2
C
Cisco Nexus 1000V
copying files to or from 18-3
system overview 17-1
terminology 5-1
CLI
ping command 2-1
traceroute command 2-2
connectivity
vCenter Server 3-6
verifying 1-3
verifying between VSM and vCenter Server 3-5
verifying between VSM and VEM 5-6
VSM and vCenter Server problem symptoms and solutions 17-3
core dumps 18-2
CPU status
monitoring 2-2
customer support
contacting Cisco or VMware 1-7
D
documentation
additional publications i-xiii, i-xiv
conventions i-xii
updates i-xiv
domain parameters 3-4
DVS
find extension key 3-8
recovering 17-2
E
error messages
vSphere Client 17-7
extension key
finding for specific DVS 3-8
unregistering in vCenter Server 3-13
H
HA
commands to troubleshoot 16-5
description 16-1
network level support 16-2
problem symptoms and solutions 16-3
system level support 16-2
hosts
problem symptoms and solutions 17-4, 17-5
I
IGMP snooping
commands for troubleshooting 14-2
description 14-1
problem symptoms and solutions 14-4
troubleshooting guidelines 14-2
installation
recreating the installation flowchart 3-4, 3-11
Internet Group Management Protocol snooping. See IGMP snooping
K
key, extension 3-8
L
Layer 2 switching
inter-VEM ping 8-5
intra-VEMping 8-4
overview 8-1
problem symptoms and solutions 8-7
traffic interruptions 8-6
license
Cisco Nexus N1000V license package 4-1
contents of Cisco Nexus N1000V license file 4-3
installation issues 4-3
post-installation issues 4-4
removal 4-5
troubleshooting checklist 4-3
usage 4-3
VMware Enterprise Plus 3-1
licensed module 4-1
Link Aggregation Control Protocol (LACP) 16-2
logging levels 2-5
logs 1-6
M
MAC address tables
verifying 8-7
Managed Object Browser (MOB) 3-8
module
licensed 4-1
not coming up on the VSM 5-3
unlicensed 4-1
verifying module state 6-2
virtual Ethernet module (VEM) 5-1
virtual supervisor module (VSM) 5-1
multicast
description 14-1
N
NetFlow
commands for troubleshooting 11-2
configuration problems 11-3
description 11-1
network adapter 3-5
Nexus 1000V switch
plug-in 3-7
P
port channels
asymmetric 7-3
cannot create port channel 7-3
commands to troubleshoot 7-2
description 7-1
forcing port channel characteristics onto an interface 7-4
initial checklist 7-2
interface does not come online 7-4
troubleshooting checklist 7-2
verifying a port channel configuration 7-5
port groups
assigning to VSM VM 3-4
virtual interfaces 3-5
port profiles
commands to troubleshoot 6-14
creating corresponding port groups on vCenter Server 17-4
debug logs 6-14
description 6-13
problem symptoms and solutions 6-18
system port profiles 6-18
transferring from the VSM to vCenter Server 6-19
ports
error disabled 6-7
flapping 6-6
interface configuration 6-2
interface description 6-1
link flapping 6-6
overview 6-1
ping from a VM with port security enabled 6-9
port counters 6-4
port enabled and port security is ErrDisabled 6-11
port interface cannot be enabled 6-5
port security address count exceed violation 6-11
port security MAC move violation 6-11
port security problems 6-8
port security restrictions and limitations 6-12
port state is ErrDisabled 6-7
port state is link failure or not connected 6-6
port types 8-3
troubleshooting checklist 6-2
troubleshooting with CLI 6-3
verifying 1-3
viewing port state 6-3
private VLANs
commands to troubleshoot 13-2
description 13-1
troubleshooting guidelines 13-2
Q
QoS
commands to troubleshoot 10-2
configuration limits 10-1
debugging policy verification errors 10-3
description 10-1
troubleshooting QoS policies on the VEM 10-2
R
RADIUS
accounting logs 2-5
Really Simple Syndication. See RSS
related documents i-xiii, i-xiv
RSS
documentation feed i-xiv
S
service
requests i-xiv
software
core dumps 18-2
SPAN
commands to troubleshoot 15-3
configuration guidelines 15-3
description 15-1
destinations 15-2
ERSPAN destinations 15-2
problem symptoms and solutions 15-4
session requirements 15-3
sessions 15-2
sources 15-1
Switched Port Analyzer. See SPAN
synchronization problems 6-4
syslog
system messages
explanation and recommended action 1-5
logging levels 2-5
syslog server 1-5
using CLI 1-5
system port profiles
description 6-18
system processes
monitoring 2-2
T
terminology 5-1
troubleshooting process
best practices 1-1
common CLI commands 1-3
general process steps 1-2
guidelines 1-2
overview 1-1
trunking
initial checklist 7-2
overview 7-2
U
unlicensed module 4-1
unregistering an extension key 3-13
V
vCenter Server
refreshing connection 3-4
removing the VSM 3-12
restrictions 17-2
unregistering the VSM 3-13
verifying connection to VSM 5-5
verifying correct configuration 5-6
VEM
commands for vemlog 17-6
commands to troubleshoot 17-5
domain parameters 3-4
physical ports 8-2
unlicensed 4-2
verifying correct configuration 5-7
view of ports 8-2
virtual ports 8-2
verifying
MAC address tables 8-7
Virtual Ethernet Module. See VEM.
virtual Ethernet port (veth) 8-2
virtual NIC 8-2
Virtual Supervisor Module. See VSM.
VLAN
cannot create 12-3
traffic does not traverse trunk 7-5
troubleshooting checklist 12-2
VLANs
description 12-1
VM
improving performance 3-4
traffic problems 17-5
vmnic
number allocation 8-3
VSM
commands to troubleshoot 5-10
creating 17-4
domain parameters 3-4
identifying extension key 3-13
removing hosts from 3-12
verifying correct configuration 5-5
view of ports 8-3
vSphere Client
error messages 17-7