Index A
Access Control Lists. See ACLs.
ACLs
commands for troubleshooting 15-2
configuration limits 15-1
debugging policy verification 15-3
description 15-1
displaying ACL policies on the VEM 15-2
restrictions 15-2
automatic static MAC learning 11-12
C
checking VEM status 11-13
checking VSM status 11-12
Cisco Support Communities 1-7, 27-1
CLI
ping command 2-1
traceroute command 2-2
connectivity
vCenter Server 3-5
verifying 1-3
verifying between VSM and vCenter Server 3-5
verifying between VSM and VEM 7-10
VSM and vCenter Server problem symptoms and solutions 21-5
core dumps 27-2
CPU status
monitoring 2-2
customer support
collecting information 27-1
contacting Cisco or VMware 1-7
D
DHCP
logs, collecting and evaluating 19-5
DHCP snooping
displaying DHCP bindings 19-6
problem symptoms and solutions 19-3
disabling
VXLAN feature globally 23-4
disabling automatic static MAC learning 11-12
documentation
additional publications ii-xvi, ii-xviii
conventions ii-xv
domain parameters 3-4
DVS
find extension key 3-8
recovering 21-2
dynamic ARP inspection
DHCP snooping binding database 19-2
E
error messages
vSphere Client 21-12
extension key
finding for specific DVS 3-8
unregister in vCenter Server 3-12
F
fragmentation
VXLANs 23-3
G
GUI upgrade
problem symptoms and solutions 5-6
H
HA
commands to troubleshoot 6-5
description 6-1
network level support 6-2
problem symptoms and solutions 6-2
system level support 6-2
High Availability. See HA
hosts
problem symptoms and solutions 21-9, 21-10
I
IGMP snooping
commands for troubleshooting 18-2
description 18-1
problem symptoms and solutions 18-4
troubleshooting guidelines 18-2
installation
recreating the installation flowchart 3-3, 3-10
Internet Group Management Protocol snooping. See IGMP snooping
IP ARP Inspection
problem symptoms and solutions 19-4
IP Source Guard
problem symptoms and solutions 19-5
ISSU upgrade
problem symptoms and solutions 5-1
J
jumbo frames and MTU 21-6
K
key, extension 3-8
L
Layer 2 switching
inter-VEM ping 11-5
intra-VEM ping 11-4
overview 11-1
problem symptoms and solutions 11-7
traffic interruptions 11-6
license
Cisco Nexus N1000V license package 4-1
contents of Cisco Nexus N1000V license file 4-2
troubleshooting checklist 4-2
VMware Enterprise Plus 3-1
licensed module 4-1
Link Aggregation Control Protocol (LACP) 6-2
logging levels 2-5
logs 1-6
M
MAC address tables
verifying 11-7
MAC learning 11-12
maximum number
VXLANs 23-3
module
licensed 4-1
not coming up on the VSM 7-1
unlicensed 4-1
virtual Ethernet module (VEM) 7-1
virtual supervisor module (VSM) 7-1
MS-NLB 11-12
MTU settings, with jumbo frames 21-6
multicast
description 18-1
N
NetFlow
commands for troubleshooting 14-2
configuration problems 14-3
description 14-1
network adapter 3-5
Network Load Balancing 11-12
Nexus 1000V
system overview 21-1
Nexus 1000V switch
copying files to or from 27-3
plug-in 3-7
NLB 11-12
O
online support communities 1-7, 27-1
overview
VXLANs 23-1
P
port channels
asymmetric 10-3
cannot create port channel 10-4
commands to troubleshoot 10-2
description 10-1
forcing port channel characteristics onto an interface 10-4
initial checklist 10-2, 25-2
interface does not come online 10-4
troubleshooting checklist 10-2
verifying a port channel configuration 10-5
port groups
assigning to VSM VM 3-4
virtual interfaces 3-4
port profiles
commands to troubleshoot 4-4, 9-6
creating corresponding port groups on vCenter Server 21-9
debug logs 9-6
description 9-1
information about 9-1
problem symptoms and solutions 9-3
ports
error disabled 8-5
flapping 8-5
interface description 8-1
overview 8-1
port counters 8-2, 8-8
port enabled and port security is ErrDisabled 8-7
port interface cannot be enabled 8-4
port security address count exceed violation 8-7
port security problems 8-2
port state is link failure or not connected 8-4
port types 11-4
troubleshooting checklist 8-3
verifying 1-3
viewing port state 8-8
private VLANs
commands to troubleshoot 13-2
description 13-1
troubleshooting guidelines 13-2
Q
QoS
commands to troubleshoot 16-2
configuration limits 16-1
debugging policy verification errors 16-3
description 16-1
troubleshooting QoS policies on the VEM 16-2
Quality of Service. See QoS
R
RADIUS
accounting logs 2-5
related documents ii-xvi, ii-xviii
S
scalability
VXLANs 23-3
show port-profile sync-status command 9-7
show port-profile virtual usage command 9-7
software
core dumps 27-2
SPAN
commands to troubleshoot 17-3
configuration guidelines 17-1
description 17-1
problem symptoms and solutions 17-2
session requirements 17-2
static MAC learning 11-12
status, VEM 11-13
status, VSM 11-12
support communities, links to 1-7, 27-1
supported features
jumbo frames 23-3
Switched Port Analyzer. See SPAN
synchronization problems 8-2, 8-8
syslog
See system messages
system messages
explanation and recommended action 1-5
logging levels 2-5
overview 1-4, 2-5
syslog server 1-5
using CLI 1-5
system processes
monitoring 2-2
T
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 10-2, 25-2
overview 10-2
U
unlicensed module 4-1
unregister an extension key 3-12
upgrade
GUI problems symptoms and solutions 5-6
ISSU problems symptoms and solutions 5-1
VEM problems symptoms and solutions 5-5
V
vCenter Server
refreshing connection 3-3
removing the VSM 3-11
restrictions 21-2
unregister the VSM 3-12
verifying connection to VSM 7-6
verifying correct configuration 7-10
VEM
commands for vemlog 21-12
commands to troubleshoot 21-11
domain parameters 3-4
physical ports 11-2
status 11-13
verifying correct configuration 7-14
view of ports 11-2
virtual ports 11-2
VEM upgrade
problem symptoms and solutions 5-5
verifying
MAC address tables 11-7
Virtual Ethernet Module. See VEM.
virtual Ethernet port (veth) 11-2
virtual NIC 11-2
Virtual Supervisor Module. See VSM.
VLAN
cannot create 12-3
traffic does not traverse trunk 10-5
troubleshooting checklist 12-2
VLANs
description 12-1
VM
improving performance 3-4
traffic problems 21-10
vmnic
number allocation 11-3
VSD
commands to troubleshoot 5-17, 19-6, 20-3
logs, collecting and evaluating 20-2
problem symptoms and solutions 20-1
VSM
commands to troubleshoot 7-18
creating 21-9
domain parameters 3-4
identifying extension key 3-12
removing hosts from 3-11
status 11-12
verifying correct configuration 7-7
view of ports 11-3
vSphere Client
error messages 21-12
VXLANs
fragmentation 23-3
maximum number 23-3
overview 23-1
scalability 23-3
Index
A
Access Control Lists. See ACLs.
ACLs
commands for troubleshooting 15-2
configuration limits 15-1
debugging policy verification 15-3
description 15-1
displaying ACL policies on the VEM 15-2
restrictions 15-2
automatic static MAC learning 11-12
C
checking VEM status 11-13
checking VSM status 11-12
Cisco Support Communities 1-7, 27-1
CLI
ping command 2-1
traceroute command 2-2
connectivity
vCenter Server 3-5
verifying 1-3
verifying between VSM and vCenter Server 3-5
verifying between VSM and VEM 7-10
VSM and vCenter Server problem symptoms and solutions 21-5
core dumps 27-2
CPU status
monitoring 2-2
customer support
collecting information 27-1
contacting Cisco or VMware 1-7
D
DHCP
logs, collecting and evaluating 19-5
DHCP snooping
displaying DHCP bindings 19-6
problem symptoms and solutions 19-3
disabling
VXLAN feature globally 23-4
disabling automatic static MAC learning 11-12
documentation
additional publications ii-xvi, ii-xviii
conventions ii-xv
domain parameters 3-4
DVS
find extension key 3-8
recovering 21-2
dynamic ARP inspection
DHCP snooping binding database 19-2
E
error messages
vSphere Client 21-12
extension key
finding for specific DVS 3-8
unregister in vCenter Server 3-12
F
fragmentation
VXLANs 23-3
G
GUI upgrade
problem symptoms and solutions 5-6
H
HA
commands to troubleshoot 6-5
description 6-1
network level support 6-2
problem symptoms and solutions 6-2
system level support 6-2
High Availability. See HA
hosts
problem symptoms and solutions 21-9, 21-10
I
IGMP snooping
commands for troubleshooting 18-2
description 18-1
problem symptoms and solutions 18-4
troubleshooting guidelines 18-2
installation
recreating the installation flowchart 3-3, 3-10
Internet Group Management Protocol snooping. See IGMP snooping
IP ARP Inspection
problem symptoms and solutions 19-4
IP Source Guard
problem symptoms and solutions 19-5
ISSU upgrade
problem symptoms and solutions 5-1
J
jumbo frames and MTU 21-6
K
key, extension 3-8
L
Layer 2 switching
inter-VEM ping 11-5
intra-VEM ping 11-4
overview 11-1
problem symptoms and solutions 11-7
traffic interruptions 11-6
license
Cisco Nexus N1000V license package 4-1
contents of Cisco Nexus N1000V license file 4-2
troubleshooting checklist 4-2
VMware Enterprise Plus 3-1
licensed module 4-1
Link Aggregation Control Protocol (LACP) 6-2
logging levels 2-5
logs 1-6
M
MAC address tables
verifying 11-7
MAC learning 11-12
maximum number
VXLANs 23-3
module
licensed 4-1
not coming up on the VSM 7-1
unlicensed 4-1
virtual Ethernet module (VEM) 7-1
virtual supervisor module (VSM) 7-1
MS-NLB 11-12
MTU settings, with jumbo frames 21-6
multicast
description 18-1
N
NetFlow
commands for troubleshooting 14-2
configuration problems 14-3
description 14-1
network adapter 3-5
Network Load Balancing 11-12
Nexus 1000V
system overview 21-1
Nexus 1000V switch
copying files to or from 27-3
plug-in 3-7
NLB 11-12
O
online support communities 1-7, 27-1
overview
VXLANs 23-1
P
port channels
asymmetric 10-3
cannot create port channel 10-4
commands to troubleshoot 10-2
description 10-1
forcing port channel characteristics onto an interface 10-4
initial checklist 10-2, 25-2
interface does not come online 10-4
troubleshooting checklist 10-2
verifying a port channel configuration 10-5
port groups
assigning to VSM VM 3-4
virtual interfaces 3-4
port profiles
commands to troubleshoot 4-4, 9-6
creating corresponding port groups on vCenter Server 21-9
debug logs 9-6
description 9-1
information about 9-1
problem symptoms and solutions 9-3
ports
error disabled 8-5
flapping 8-5
interface description 8-1
overview 8-1
port counters 8-2, 8-8
port enabled and port security is ErrDisabled 8-7
port interface cannot be enabled 8-4
port security address count exceed violation 8-7
port security problems 8-2
port state is link failure or not connected 8-4
port types 11-4
troubleshooting checklist 8-3
verifying 1-3
viewing port state 8-8
private VLANs
commands to troubleshoot 13-2
description 13-1
troubleshooting guidelines 13-2
Q
QoS
commands to troubleshoot 16-2
configuration limits 16-1
debugging policy verification errors 16-3
description 16-1
troubleshooting QoS policies on the VEM 16-2
Quality of Service. See QoS
R
RADIUS
accounting logs 2-5
related documents ii-xvi, ii-xviii
S
scalability
VXLANs 23-3
show port-profile sync-status command 9-7
show port-profile virtual usage command 9-7
software
core dumps 27-2
SPAN
commands to troubleshoot 17-3
configuration guidelines 17-1
description 17-1
problem symptoms and solutions 17-2
session requirements 17-2
static MAC learning 11-12
status, VEM 11-13
status, VSM 11-12
support communities, links to 1-7, 27-1
supported features
jumbo frames 23-3
Switched Port Analyzer. See SPAN
synchronization problems 8-2, 8-8
syslog
See system messages
system messages
explanation and recommended action 1-5
logging levels 2-5
overview 1-4, 2-5
syslog server 1-5
using CLI 1-5
system processes
monitoring 2-2
T
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 10-2, 25-2
overview 10-2
U
unlicensed module 4-1
unregister an extension key 3-12
upgrade
GUI problems symptoms and solutions 5-6
ISSU problems symptoms and solutions 5-1
VEM problems symptoms and solutions 5-5
V
vCenter Server
refreshing connection 3-3
removing the VSM 3-11
restrictions 21-2
unregister the VSM 3-12
verifying connection to VSM 7-6
verifying correct configuration 7-10
VEM
commands for vemlog 21-12
commands to troubleshoot 21-11
domain parameters 3-4
physical ports 11-2
status 11-13
verifying correct configuration 7-14
view of ports 11-2
virtual ports 11-2
VEM upgrade
problem symptoms and solutions 5-5
verifying
MAC address tables 11-7
Virtual Ethernet Module. See VEM.
virtual Ethernet port (veth) 11-2
virtual NIC 11-2
Virtual Supervisor Module. See VSM.
VLAN
cannot create 12-3
traffic does not traverse trunk 10-5
troubleshooting checklist 12-2
VLANs
description 12-1
VM
improving performance 3-4
traffic problems 21-10
vmnic
number allocation 11-3
VSD
commands to troubleshoot 5-17, 19-6, 20-3
logs, collecting and evaluating 20-2
problem symptoms and solutions 20-1
VSM
commands to troubleshoot 7-18
creating 21-9
domain parameters 3-4
identifying extension key 3-12
removing hosts from 3-11
status 11-12
verifying correct configuration 7-7
view of ports 11-3
vSphere Client
error messages 21-12
VXLANs
fragmentation 23-3
maximum number 23-3
overview 23-1
scalability 23-3