Alcatel Unleashed

Good morning, I will try to explain in a clearer and more objective way.

We have a dhcp server connected to the lan network, the alcatel are configured to get a relay from this server.

Ex: In one unit we have a fiber link connected to the alcatel that distributes dhcp on the lan network.
When this ...

We have 3 internet links connected to 1 internet switch > palo alto > Alcatel 6900 > lan network.
When the internet link goes down for some reason the dhcp relay of all Alcatel goes down and the pcs are without assigning ip.
We use a dhcp server and all border routers use dhcp relay.
To solve this ...