diff --git a/lib/ansible/module_utils/eos.py b/lib/ansible/module_utils/eos.py
index 21f8e05dc44..a0ae4434a69 100644
--- a/lib/ansible/module_utils/eos.py
+++ b/lib/ansible/module_utils/eos.py
@@ -40,7 +40,7 @@ _DEVICE_CONNECTION = None
 
 eos_argument_spec = {
     'host': dict(),
-    'port': dict(type='int', default=443),
+    'port': dict(type='int'),
     'username': dict(fallback=(env_fallback, ['ANSIBLE_NET_USERNAME'])),
     'password': dict(fallback=(env_fallback, ['ANSIBLE_NET_PASSWORD']), no_log=True),
     'ssh_keyfile': dict(fallback=(env_fallback, ['ANSIBLE_NET_SSH_KEYFILE']), type='path'),
@@ -49,14 +49,21 @@ eos_argument_spec = {
     'authorize': dict(fallback=(env_fallback, ['ANSIBLE_NET_AUTHORIZE']), type='bool'),
     'auth_pass': dict(no_log=True, fallback=(env_fallback, ['ANSIBLE_NET_AUTH_PASS'])),
 
-    'use_ssl': dict(type='bool', default=True),
-    'validate_certs': dict(type='bool', default=True),
+    'use_ssl': dict(type='bool'),
+    'validate_certs': dict(type='bool'),
     'timeout': dict(type='int'),
 
     'provider': dict(type='dict'),
     'transport': dict(choices=['cli', 'eapi'])
 }
 
+# Add argument's default value here
+ARGS_DEFAULT_VALUE = {
+    'port': 443,
+    'use_ssl': True,
+    'validate_certs': True
+}
+
 def check_args(module, warnings):
     provider = module.params['provider'] or {}
     for key in eos_argument_spec:
@@ -64,6 +71,13 @@ def check_args(module, warnings):
             warnings.append('argument %s has been deprecated and will be '
                     'removed in a future version' % key)
 
+    # set argument's default value if not provided in input
+    # This is done to avoid unwanted argument deprecation warning
+    # in case argument is not given as input (outside provider).
+    for key in ARGS_DEFAULT_VALUE:
+        if not module.params.get(key, None):
+            module.params[key] = ARGS_DEFAULT_VALUE[key]
+
     if provider:
         for param in ('auth_pass', 'password'):
             if provider.get(param):
diff --git a/lib/ansible/module_utils/junos.py b/lib/ansible/module_utils/junos.py
index bea6e65a492..6ba03018933 100644
--- a/lib/ansible/module_utils/junos.py
+++ b/lib/ansible/module_utils/junos.py
@@ -36,11 +36,16 @@ junos_argument_spec = {
     'username': dict(fallback=(env_fallback, ['ANSIBLE_NET_USERNAME'])),
     'password': dict(fallback=(env_fallback, ['ANSIBLE_NET_PASSWORD']), no_log=True),
     'ssh_keyfile': dict(fallback=(env_fallback, ['ANSIBLE_NET_SSH_KEYFILE']), type='path'),
-    'timeout': dict(type='int', default=10),
+    'timeout': dict(type='int'),
     'provider': dict(type='dict'),
     'transport': dict()
 }
 
+# Add argument's default value here
+ARGS_DEFAULT_VALUE = {
+    'timeout': 10
+}
+
 def check_args(module, warnings):
     provider = module.params['provider'] or {}
     for key in junos_argument_spec:
@@ -48,6 +53,13 @@ def check_args(module, warnings):
             warnings.append('argument %s has been deprecated and will be '
                     'removed in a future version' % key)
 
+    # set argument's default value if not provided in input
+    # This is done to avoid unwanted argument deprecation warning
+    # in case argument is not given as input (outside provider).
+    for key in ARGS_DEFAULT_VALUE:
+        if not module.params.get(key, None):
+            module.params[key] = ARGS_DEFAULT_VALUE[key]
+
     if provider:
         for param in ('password',):
             if provider.get(param):
diff --git a/lib/ansible/module_utils/nxos.py b/lib/ansible/module_utils/nxos.py
index 8bea8f35971..b13d50574a6 100644
--- a/lib/ansible/module_utils/nxos.py
+++ b/lib/ansible/module_utils/nxos.py
@@ -54,6 +54,11 @@ nxos_argument_spec = {
     'transport': dict(choices=['cli', 'nxapi'])
 }
 
+# Add argument's default value here
+ARGS_DEFAULT_VALUE = {
+    'timeout': 10
+}
+
 def check_args(module, warnings):
     provider = module.params['provider'] or {}
     for key in nxos_argument_spec:
@@ -61,6 +66,13 @@ def check_args(module, warnings):
             warnings.append('argument %s has been deprecated and will be '
                     'removed in a future version' % key)
 
+    # set argument's default value if not provided in input
+    # This is done to avoid unwanted argument deprecation warning
+    # in case argument is not given as input (outside provider).
+    for key in ARGS_DEFAULT_VALUE:
+        if not module.params.get(key, None):
+            module.params[key] = ARGS_DEFAULT_VALUE[key]
+
     if provider:
         for param in ('password',):
             if provider.get(param):
@@ -240,7 +252,7 @@ class Nxapi:
 
         headers = {'Content-Type': 'application/json'}
         result = list()
-        timeout = self._module.params['timeout'] or 10
+        timeout = self._module.params['timeout']
 
         for req in requests:
             if self._nxapi_auth:
diff --git a/lib/ansible/modules/network/eos/eos_facts.py b/lib/ansible/modules/network/eos/eos_facts.py
index cd81cf91abb..92b8887058c 100644
--- a/lib/ansible/modules/network/eos/eos_facts.py
+++ b/lib/ansible/modules/network/eos/eos_facts.py
@@ -375,7 +375,7 @@ def main():
         key = 'ansible_net_%s' % key
         ansible_facts[key] = value
 
-    module.exit_json(ansible_facts=ansible_facts)
+    module.exit_json(ansible_facts=ansible_facts, warnings=warnings)
 
 
 if __name__ == '__main__':