password = models.CharField(max_length=100)
realm = models.CharField(max_length=100)
from_domain = models.CharField(max_length=100)
+ extension = models.CharField(max_length=100)
expire_in_seconds = models.PositiveIntegerField()
retry_in_seconds = models.PositiveIntegerField()
caller_id_in_from_field = models.BooleanField()