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Using vemlog to debug Nexus 1000v problems
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The Virtual Ethernet Module (VEM) portion of the Nexus 1000v has built-in debug commands that you can use to assist in troubleshooting.
www.cisco.com/en/US/products/ps9902/products_tech_note09186a0080bed119.shtml
15 Jan 2013
...Distributed Virtual Switch in Nexus 1000V vCenter 18/Jan/2013 Using vemlog to debug Nexus 1000v problems 15/Jan/2013
www.cisco.com/en/US/products/ps9902/prod_tech_notes_list.html
25 Apr 2005
...provides interface connectivity to one of the VSMs. In this case...active and lose connectivity. To prevent this problem, make sure that you are at...If you are upgrading a VEM using a Cisco Nexus 1000V bundle, follow the instructions... Caution Do not enter the vemlog, vemcmd, or vempkt commands...
References:
17
TAC
www.cisco.com/en/US/docs/switches/datacenter/nexus1000/sw/4_2_1_s_v_1_5_1/install_upgrade/vsm_vem/guide/n1000v_installupgrade_upgrade.html
02 May 2013
...to binding database changes. To view the logs DHCP snooping should be enabled on Cisco Nexus 1000V. vemlog debug sfipdb all Enables datapath...and captures logs corresponding to IP database that maintains the...machines that are being tracked using Cisco TrustSec device tracking...
www.cisco.com/en/US/docs/switches/datacenter/nexus1000/sw/4_2_1_s_v_2_1_1/troubleshooting/configuration/guide/n1000v_trouble_CTS.html
22 Oct 2012
...Creation •Port Profiles •Problems with Hosts •Problems with VM Traffic •VEM Troubleshooting...Error Messages The Cisco Nexus 1000V provides Layer 2 switching...ESX servers and allows users to configure and monitor the virtual switch using the Cisco NX-OS command line...
www.cisco.com/en/US/docs/switches/datacenter/nexus1000/sw/4_0/troubleshooting/configuration/guide/trouble_17system.html
20 May 2009
Cisco Nexus 1000V Troubleshooting Guide, Release...the complete book Cisco Nexus 1000V Troubleshooting Guide, Release...This chapter describes how to identify and resolve problems that relate to Access Control...ACL Policies on the VEM •Debugging Policy Verification Issues...traffic. For example, ACLs are used to disallow HTTP traffic from...
www.cisco.com/en/US/docs/switches/datacenter/nexus1000/sw/4_0_4_s_v_1_3/troubleshooting/configuration/guide/n1000v_trouble_9acls.html
29 Apr 2010
Cisco Nexus 1000V Troubleshooting Guide, Release...the complete book Cisco Nexus 1000V Troubleshooting Guide, Release...This chapter describes how to identify and resolve problems that relate to Access Control...ACL Policies on the VEM •Debugging Policy Verification Issues...traffic. For example, ACLs are used to disallow HTTP traffic from...
www.cisco.com/en/US/docs/switches/datacenter/nexus1000/sw/4_2_1_s_v_1_4/troubleshooting/configuration/guide/n1000v_trouble_10acls.html
25 Feb 2011
Cisco Nexus 1000V Troubleshooting Guide, Release...the complete book Cisco Nexus 1000V Troubleshooting Guide, Release...This chapter describes how to identify and resolve problems that relate to Access Control...ACL Policies on the VEM •Debugging Policy Verification Issues...traffic. For example, ACLs are used to disallow HTTP traffic from...
www.cisco.com/en/US/docs/switches/datacenter/nexus1000/sw/4_0_4_s_v_1_3_a/troubleshooting/configuration/guide/n1000v_trouble_9acls.html
26 Jul 2010
Cisco Nexus 1000V Troubleshooting Guide, Release...the complete book Cisco Nexus 1000V Troubleshooting Guide, Release...This chapter describes how to identify and resolve problems that might occur when implementing...Commands •VEM Packet Path Debugging •VEM Multicast Debugging...VXLAN creates LAN segments by using an overlay approach...
www.cisco.com/en/US/docs/switches/datacenter/nexus1000/sw/4_2_1_s_v_2_1_1/troubleshooting/configuration/guide/n1000v_trouble_vxvlan.html
01 Feb 2012
...use the pre-defined Nexus 1000V flow record. For detailed...configuring NetFlow, see the Cisco Nexus 1000V System Management Configuration...2(1)SV2(1.1). Use the commands listed in this section to troubleshoot NetFlow problems. •debug logfile filename—Use this...of this command goes to the vemlog internal buffer. Make sure...
www.cisco.com/en/US/docs/switches/datacenter/nexus1000/sw/4_2_1_s_v_2_1_1/troubleshooting/configuration/guide/n1000v_trouble_14netflow.html
01 Feb 2012
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