diff --git a/virtcontainers/interfaces.go b/virtcontainers/interfaces.go
index 1d9921b060..906d54c938 100644
--- a/virtcontainers/interfaces.go
+++ b/virtcontainers/interfaces.go
@@ -59,6 +59,7 @@ type VC interface {
 // (required since virtcontainers.Sandbox only contains private fields)
 type VCSandbox interface {
 	Annotations(key string) (string, error)
+	GetNetNs() string
 	GetAllContainers() []VCContainer
 	GetAnnotations() map[string]string
 	GetContainer(containerID string) VCContainer
diff --git a/virtcontainers/pkg/vcmock/sandbox.go b/virtcontainers/pkg/vcmock/sandbox.go
index f3a3c0cf82..4e64a98bb1 100644
--- a/virtcontainers/pkg/vcmock/sandbox.go
+++ b/virtcontainers/pkg/vcmock/sandbox.go
@@ -36,6 +36,11 @@ func (s *Sandbox) GetAnnotations() map[string]string {
 	return s.MockAnnotations
 }
 
+// GetNetNs returns the network namespace of the current sandbox.
+func (s *Sandbox) GetNetNs() string {
+	return s.MockNetNs
+}
+
 // GetAllContainers implements the VCSandbox function of the same name.
 func (s *Sandbox) GetAllContainers() []vc.VCContainer {
 	var ifa = make([]vc.VCContainer, len(s.MockContainers))
diff --git a/virtcontainers/pkg/vcmock/types.go b/virtcontainers/pkg/vcmock/types.go
index bf06258fd0..ecfbfcefdd 100644
--- a/virtcontainers/pkg/vcmock/types.go
+++ b/virtcontainers/pkg/vcmock/types.go
@@ -23,6 +23,7 @@ type Sandbox struct {
 	MockURL         string
 	MockAnnotations map[string]string
 	MockContainers  []*Container
+	MockNetNs       string
 }
 
 // Container is a fake Container type used for testing
diff --git a/virtcontainers/sandbox.go b/virtcontainers/sandbox.go
index dda797c2ce..3fb0fd217d 100644
--- a/virtcontainers/sandbox.go
+++ b/virtcontainers/sandbox.go
@@ -544,6 +544,11 @@ func (s *Sandbox) GetAnnotations() map[string]string {
 	return s.config.Annotations
 }
 
+// GetNetNs returns the network namespace of the current sandbox.
+func (s *Sandbox) GetNetNs() string {
+	return s.networkNS.NetNsPath
+}
+
 // GetAllContainers returns all containers.
 func (s *Sandbox) GetAllContainers() []VCContainer {
 	ifa := make([]VCContainer, len(s.containers))
diff --git a/virtcontainers/sandbox_test.go b/virtcontainers/sandbox_test.go
index fc3eb2652e..ce7d67f276 100644
--- a/virtcontainers/sandbox_test.go
+++ b/virtcontainers/sandbox_test.go
@@ -1706,3 +1706,19 @@ func TestPreAddDevice(t *testing.T) {
 	assert.Equal(t, len(mounts), 0,
 		"mounts should contain nothing because it only contains a block device")
 }
+
+func TestGetNetNs(t *testing.T) {
+	s := Sandbox{}
+
+	expected := ""
+	netNs := s.GetNetNs()
+	assert.Equal(t, netNs, expected)
+
+	expected = "/foo/bar/ns/net"
+	s.networkNS = NetworkNamespace{
+		NetNsPath: expected,
+	}
+
+	netNs = s.GetNetNs()
+	assert.Equal(t, netNs, expected)
+}