Host Logging; Dhcp, Dai, And Ipsg Troubleshooting Commands - Cisco Nexus 1000V Troubleshooting Manual

DHCP, DAI, and IPSG Troubleshooting Commands

VSM Command
debug dhcp pss-errors
debug dhcp pss-events

Host Logging

You can use the commands in this section from the ESX host to collect and view logs related to DHCP,
DAI, and IP Source Guard.
ESX Host Command
echo "logfile enable" > /tmp/dpafifo
echo "debug sfdhcpsagent all" > /tmp/dpafifo
vemlog debug sfdhcps all
vemlog debug sfdhcps_pod all
vemlog debug sfdhcps_config all
vemlog debug sfdhcps_binding_table all

DHCP, DAI, and IPSG Troubleshooting Commands

You can use the commands in this section to troubleshoot problems related to DHCP snooping, DAI, and
IP Source Guard.
Command
show running-config dhcp
show ip dhcp snooping
show ip dhcp snooping binding
Cisco Nexus 1000V Troubleshooting Guide, Release 5.2(1)SV3(1.1)
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Chapter 20
Description
Enables debugging of pss errors
Enables debugging of pss events
Description
Enables DPA debug logging.
Logs are output to /var/log/vemdpa.log file.
Enables DPA DHCP agent debug logging.
Logs are output to /var/log/vemdpa.log file.
Enables data path debug logging, and captures
logs for the data packets sent between the client
and the server.
Captures POD (Port Opaque Data) logging for the
feature.
Enables data path debug logging, and captures
logs for configuration coming from the VSM.
Enables data path debug logging, and captures
logs that correspond to binding database changes.
Description
Displays the DHCP snooping, DAI, and IP Source
Guard configuration
See Example 20-1 on page
Displays general information about DHCP
snooping.
See Example 20-2 on page
Displays the contents of the DHCP snooping
binding table.
See Example 20-3 on page
DHCP, DAI, and IPSG
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