Fixes #268: Added support for full 32-bit ASN space

netbox/dcim/fields.py

@@ -1,11 +1,20 @@
 from netaddr import EUI, mac_unix_expanded
 
 from django.core.exceptions import ValidationError
+from django.core.validators import MinValueValidator, MaxValueValidator
 from django.db import models
 
 from .formfields import MACAddressFormField
 
 
+class ASNField(models.BigIntegerField):
+    description = "32-bit ASN field"
+    default_validators = [
+        MinValueValidator(1),
+        MaxValueValidator(4294967295),
+    ]
+
+
 class mac_unix_expanded_uppercase(mac_unix_expanded):
     word_fmt = '%.2X'