- network_id = models.CharField(max_length=256, help_text="Quantum network")
- router_id = models.CharField(max_length=256, help_text="Quantum router id")
+ network_id = models.CharField(null=True, blank=True, max_length=256, help_text="Quantum network")
+ router_id = models.CharField(null=True, blank=True, max_length=256, help_text="Quantum router id")
+ subnet_id = models.CharField(null=True, blank=True, max_length=256, help_text="Quantum subnet id")