Dell PowerEdge XL 5133-4 MXL 10/40GbE Switch IO Module FTOS Command Reference - Page 102
Debugging DHCP Client Operation, debug
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www.dell.com | support.dell.com Figure 7-4. show ip dhcp lease FTOS# show ip dhcp Interface Lease-IP Def-Router ServerId State Lease Obtnd At Ma 0/0 0.0.0.0/0 0.0.0.0 0.0.0.0 INIT -----NA----- Lease Expires At NA---- Vl 1 10.1.1.254/24 0.0.0.0 10.1.1.1 BOUND 08-26-2011 04:33:39 08-27-2011 04:33:39 Renew Time NA---- Rebind Time NA---- 08-26-2011 16:21:50 08-27-2011 01:33:39 Debugging DHCP Client Operation To enable debug messages for DHCP client operation, enter the following debug commands: Task Enable the display of log messages for all DHCP packets sent and received on DHCP client interfaces. Command Syntax [no] debug ip dhcp client packets [interface type slot/port] Enable the display of log messages for the following events on DHCP client interfaces: • IP address acquisition • IP address release • Renewal of IP address and lease time • Release of an IP address [no] debug ip dhcp client events [interface type slot/port] Command Mode EXEC Privilege EXEC Privilege Figure 7-5 shows an example of the packet- and event-level debug messages displayed for the packet transmissions and state transitions on a DHCP client interface. 88 | Dynamic Host Configuration Protocol (DHCP)