DHCP_1.3.6.1.4.1.2011.5.7.3.4.1 hwDHCPCAllocIpFailAlarm

Trap Buffer Description

The DHCP client fails to obtain an address. (InterfaceName=[ifName], AddressType=[protocolType])

The DHCP client failed to request an IP address.

Trap Attributes

Trap Buffer Parameters

VB Parameters

Procedure

• Cause 1: Interface physical link is down

  1. Run the display interface brief [ interface-type1 ] [ main ] command to check whether the interface is shut down.

  • If yes, go to Step 2.
  • If not, go to Step 3.

  2. Run the undo shutdown command and enable the interface and check whether the alarm is cleared.

  • If yes, go to Step 4.
  • If not, go to Step 3.

  3. Collect alarm information and configuration information, and then contact technical support personnel.

  4. End.

• Cause 2: The DHCP server on the network cannot normally assign IP addresses.

  1. Collect alarm information and configuration information, and then contact technical support personnel.

• Cause 3: The configuration of DHCP client is not correct

  1. Check whether the DHCP client function is enabled.

  • If yes, go to Step 3.
  • If not, go to Step 2.

  2. Run the ip address dhcp-alloc command to check whether the alarm is cleared.

  • If yes, go to Step 5.
  • If not, go to Step 3.

  3. In case of IP address assignment for a sub-interface, ensure that the sub-interface is correctly configured with a VLAN. Then, check whether the alarm is cleared.

  • If yes, go to Step 5.
  • If not, go to Step 4.

  4. Collect alarm information and configuration information, and then contact technical support personnel.

  5. End.