/system/vrfs/{VRF.name}/dhcpv6_server/dhcpv6_server_pools/{DHCPV6_Server_Pool.pool_name}

delete

https://switch-ip/rest/v10.15/system/vrfs/{VRF.name}/dhcpv6_server/dhcpv6_server_pools/{DHCPV6_Server_Pool.pool_name}

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