Alcatel Unleashed

Note that all versions after 6.4.4.630 (which still works) upto 6.4.4.707 (didn't test .738 yet) have an initialization glitch with DHCP snooping that results in wrong DHCP packets being sent to the clients. Just manually issuing another

ip helper dhcp-snooping disable
ip helper dhcp-snooping ...

Try

debug license deactivate ?

I only found out about this command after reboot, so I never tried it myself.

Hi,

it turned out to be a real bug in the switch firmware.
It's fixed in at least 6.4.4.530 (tested), possibly already in 6.4.4.508 (untested). The PR is 167584.

Franz.

Hi,

is this a stack configuration? If so, check the flash space on all the non-primary stack members individually.
It happened to us before that the flash synchro within the stack would fail because one stack member had an old coredump file in the flash.

Hi,

we have a problem here with the DHCP relay feature.

ip helper per-vlan only
ip helper address 10.0.1.1 vlan 100
ip helper forward delay 0
ip helper agent-information policy keep
ip helper dhcp-snooping bypass option-82-check enable
ip helper dhcp-snooping vlan 1
ip helper dhcp-snooping ...