You must perform a full configuration update for each device on which you want to
enable netdump.
If an AP or switch becomes non-responsive, you can enable it to automatically save a
core dump file to a TFTP server on the network the next time it boots. You can
provide this file to Support to assist in diagnosing the issue. To configure a
device to save a core dump file to a TFTP server, complete the following steps:
-
Go to and select the host name of the AP in the Devices
list.
-
From the Device Details
left pane, select .
-
Select the check box to
Enable Netdump.
-
Configure the Update Settings.
Table 1. Netdump Update Settings
| Field |
Description |
| TFTP server for saving netdump files |
The IP address of the TFTP server where you want the
device to send the core file. |
| Netdump filename to save |
The name of the netdump file. |
| VLAN for reaching the TFTP server |
The VLAN of the interface the device will use to send the
netdump file to the TFTP server. |
| Native VLAN of the local Extreme Networks device |
The native VLAN of the device. |
-
Select the
DHCP check box to have the device bootloader use DHCP
to obtain an IP address at startup.
-
Select the
Static check box to use a static IP and configure the
following network settings that the bootloader must use to connect to the
network:
Table 2. Update Static IP
Settings
| Field |
Description |
| Address of local Extreme Networks device |
The IP address of the reporting device. |
| Netmask of local Extreme Networks device |
The netmask for the reporting device. |
| Gateway for reaching the TFTP server |
The IP address of the TFTP server. |
-
Select SAVE NETDUMP
CONFIGURATION.
-
To update the device
immediately, select UPDATE.
-
Select the type of update.
-
Select SAVE AS
DEFAULTS.
-
Select PERFORM
UPDATE.
The device will send a core dump file to the TFTP server the next time it
reboots.
