diff --git a/lib/ansible/plugins/cliconf/aireos.py b/lib/ansible/plugins/cliconf/aireos.py
index 46df3b33bb4..1496977832d 100644
--- a/lib/ansible/plugins/cliconf/aireos.py
+++ b/lib/ansible/plugins/cliconf/aireos.py
@@ -55,7 +55,7 @@ class Cliconf(CliconfBase):
         return device_info
 
     @enable_mode
-    def get_config(self, source='running'):
+    def get_config(self, source='running', format='text'):
         if source not in ('running', 'startup'):
             return self.invalid_params("fetching configuration from %s is not supported" % source)
         if source == 'running':
diff --git a/lib/ansible/plugins/cliconf/aruba.py b/lib/ansible/plugins/cliconf/aruba.py
index 89fe8f49018..580e20580ca 100644
--- a/lib/ansible/plugins/cliconf/aruba.py
+++ b/lib/ansible/plugins/cliconf/aruba.py
@@ -56,7 +56,7 @@ class Cliconf(CliconfBase):
         return device_info
 
     @enable_mode
-    def get_config(self, source='running'):
+    def get_config(self, source='running', format='text'):
         if source not in ('running', 'startup'):
             return self.invalid_params("fetching configuration from %s is not supported" % source)
         if source == 'running':
diff --git a/lib/ansible/plugins/cliconf/asa.py b/lib/ansible/plugins/cliconf/asa.py
index e8de50b9318..575c9745449 100644
--- a/lib/ansible/plugins/cliconf/asa.py
+++ b/lib/ansible/plugins/cliconf/asa.py
@@ -53,7 +53,7 @@ class Cliconf(CliconfBase):
         return device_info
 
     @enable_mode
-    def get_config(self, source='running'):
+    def get_config(self, source='running', format='text'):
         if source not in ('running', 'startup'):
             return self.invalid_params("fetching configuration from %s is not supported" % source)
         if source == 'running':
diff --git a/lib/ansible/plugins/cliconf/dellos10.py b/lib/ansible/plugins/cliconf/dellos10.py
index 98291b52f8c..f5ea7ec487f 100644
--- a/lib/ansible/plugins/cliconf/dellos10.py
+++ b/lib/ansible/plugins/cliconf/dellos10.py
@@ -57,7 +57,7 @@ class Cliconf(CliconfBase):
         return device_info
 
     @enable_mode
-    def get_config(self, source='running'):
+    def get_config(self, source='running', format='text'):
         if source not in ('running', 'startup'):
             return self.invalid_params("fetching configuration from %s is not supported" % source)
         if source == 'running':
diff --git a/lib/ansible/plugins/cliconf/dellos6.py b/lib/ansible/plugins/cliconf/dellos6.py
index df9d64fea19..6952e02dba3 100644
--- a/lib/ansible/plugins/cliconf/dellos6.py
+++ b/lib/ansible/plugins/cliconf/dellos6.py
@@ -57,7 +57,7 @@ class Cliconf(CliconfBase):
         return device_info
 
     @enable_mode
-    def get_config(self, source='running'):
+    def get_config(self, source='running', format='text'):
         if source not in ('running', 'startup'):
             return self.invalid_params("fetching configuration from %s is not supported" % source)
 #        if source == 'running':
diff --git a/lib/ansible/plugins/cliconf/dellos9.py b/lib/ansible/plugins/cliconf/dellos9.py
index e445da3f14b..96815ca84e3 100644
--- a/lib/ansible/plugins/cliconf/dellos9.py
+++ b/lib/ansible/plugins/cliconf/dellos9.py
@@ -57,7 +57,7 @@ class Cliconf(CliconfBase):
         return device_info
 
     @enable_mode
-    def get_config(self, source='running'):
+    def get_config(self, source='running', format='text'):
         if source not in ('running', 'startup'):
             return self.invalid_params("fetching configuration from %s is not supported" % source)
 #        if source == 'running':
diff --git a/lib/ansible/plugins/cliconf/edgeos.py b/lib/ansible/plugins/cliconf/edgeos.py
index d0958b01b37..34dbf03d594 100644
--- a/lib/ansible/plugins/cliconf/edgeos.py
+++ b/lib/ansible/plugins/cliconf/edgeos.py
@@ -38,7 +38,7 @@ class Cliconf(CliconfBase):
 
         return device_info
 
-    def get_config(self):
+    def get_config(self, source='running', format='text'):
         return self.send_command(b'show configuration commands')
 
     def edit_config(self, command):
diff --git a/lib/ansible/plugins/cliconf/enos.py b/lib/ansible/plugins/cliconf/enos.py
index b4e943d38a1..882e4c0eab1 100644
--- a/lib/ansible/plugins/cliconf/enos.py
+++ b/lib/ansible/plugins/cliconf/enos.py
@@ -58,7 +58,7 @@ class Cliconf(CliconfBase):
         return device_info
 
     @enable_mode
-    def get_config(self, source='running'):
+    def get_config(self, source='running', format='text'):
         if source not in ('running', 'startup'):
             msg = "fetching configuration from %s is not supported"
             return self.invalid_params(msg % source)
diff --git a/lib/ansible/plugins/cliconf/ios.py b/lib/ansible/plugins/cliconf/ios.py
index 6f3fe20651b..f8b3deb9b94 100644
--- a/lib/ansible/plugins/cliconf/ios.py
+++ b/lib/ansible/plugins/cliconf/ios.py
@@ -53,7 +53,7 @@ class Cliconf(CliconfBase):
         return device_info
 
     @enable_mode
-    def get_config(self, source='running', flags=None):
+    def get_config(self, source='running', format='text', flags=None):
         if source not in ('running', 'startup'):
             return self.invalid_params("fetching configuration from %s is not supported" % source)
         if source == 'running':
diff --git a/lib/ansible/plugins/cliconf/iosxr.py b/lib/ansible/plugins/cliconf/iosxr.py
index 37afb3f21ca..9f4746681ea 100644
--- a/lib/ansible/plugins/cliconf/iosxr.py
+++ b/lib/ansible/plugins/cliconf/iosxr.py
@@ -56,7 +56,7 @@ class Cliconf(CliconfBase):
 
         return device_info
 
-    def get_config(self, source='running', filter=None):
+    def get_config(self, source='running', format='text', filter=None):
         lookup = {'running': 'running-config'}
         if source not in lookup:
             return self.invalid_params("fetching configuration from %s is not supported" % source)
diff --git a/lib/ansible/plugins/cliconf/ironware.py b/lib/ansible/plugins/cliconf/ironware.py
index 66c52e25728..10dfa6b71ef 100644
--- a/lib/ansible/plugins/cliconf/ironware.py
+++ b/lib/ansible/plugins/cliconf/ironware.py
@@ -49,7 +49,7 @@ class Cliconf(CliconfBase):
         return device_info
 
     @enable_mode
-    def get_config(self, source='running', flags=None):
+    def get_config(self, source='running', format='text', flags=None):
         if source not in ('running', 'startup'):
             return self.invalid_params("fetching configuration from %s is not supported" % source)
 
diff --git a/lib/ansible/plugins/cliconf/nxos.py b/lib/ansible/plugins/cliconf/nxos.py
index 27de3d60bf1..1b056a04a42 100644
--- a/lib/ansible/plugins/cliconf/nxos.py
+++ b/lib/ansible/plugins/cliconf/nxos.py
@@ -50,11 +50,12 @@ class Cliconf(CliconfBase):
 
         return device_info
 
-    def get_config(self, source='running', flags=None):
+    def get_config(self, source='running', format='text', flags=None):
         lookup = {'running': 'running-config', 'startup': 'startup-config'}
 
         cmd = 'show {} '.format(lookup[source])
-        cmd += ' '.join(flags)
+        if flags:
+            cmd += ' '.join(flags)
         cmd = cmd.strip()
 
         return self.send_command(cmd)
diff --git a/lib/ansible/plugins/cliconf/onyx.py b/lib/ansible/plugins/cliconf/onyx.py
index b487254db46..6754a7a6bf8 100644
--- a/lib/ansible/plugins/cliconf/onyx.py
+++ b/lib/ansible/plugins/cliconf/onyx.py
@@ -48,7 +48,7 @@ class Cliconf(CliconfBase):
         return device_info
 
     @enable_mode
-    def get_config(self, source='running'):
+    def get_config(self, source='running', format='text'):
         if source not in ('running',):
             return self.invalid_params("fetching configuration from %s is not supported" % source)
         cmd = b'show running-config'
diff --git a/lib/ansible/plugins/cliconf/vyos.py b/lib/ansible/plugins/cliconf/vyos.py
index d341a2bd35e..f4ad687dc8a 100644
--- a/lib/ansible/plugins/cliconf/vyos.py
+++ b/lib/ansible/plugins/cliconf/vyos.py
@@ -51,7 +51,7 @@ class Cliconf(CliconfBase):
 
         return device_info
 
-    def get_config(self):
+    def get_config(self, source='running', format='text'):
         return self.send_command(b'show configuration commands')
 
     def edit_config(self, command):