Cisco Nexus 1000V Troubleshooting Guide, Release 4.2(1)SV2(2.1)
Index
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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 23-3

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 23-2

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

VXLAN

VEM L3 IP interface 23-2

VXLANs

fragmentation 23-2

maximum number 23-3

overview 23-1

scalability 23-3