diff --git a/ceilometer/api/__init__.py b/ceilometer/api/__init__.py
index a3265747..6f313ea0 100644
--- a/ceilometer/api/__init__.py
+++ b/ceilometer/api/__init__.py
@@ -19,6 +19,7 @@ from oslo_config import cfg
 OPTS = [
     cfg.IntOpt('port',
                default=8777,
+               min=1, max=65535,
                deprecated_name='metering_api_port',
                deprecated_group='DEFAULT',
                help='The port for the ceilometer API server.',
diff --git a/ceilometer/collector.py b/ceilometer/collector.py
index 4012dbe6..489da810 100644
--- a/ceilometer/collector.py
+++ b/ceilometer/collector.py
@@ -35,6 +35,7 @@ OPTS = [
                'an empty string to disable.'),
     cfg.IntOpt('udp_port',
                default=4952,
+               min=1, max=65535,
                help='Port to which the UDP socket is bound.'),
     cfg.BoolOpt('requeue_sample_on_dispatcher_error',
                 default=False,
diff --git a/ceilometer/compute/virt/vmware/inspector.py b/ceilometer/compute/virt/vmware/inspector.py
index fb3b83bd..d1599eff 100644
--- a/ceilometer/compute/virt/vmware/inspector.py
+++ b/ceilometer/compute/virt/vmware/inspector.py
@@ -34,6 +34,7 @@ OPTS = [
                help='IP address of the VMware vSphere host.'),
     cfg.IntOpt('host_port',
                default=443,
+               min=1, max=65535,
                help='Port of the VMware vSphere host.'),
     cfg.StrOpt('host_username',
                default='',