diff --git a/changelogs/fragments/376-ipsec-mode-config.yml b/changelogs/fragments/376-ipsec-mode-config.yml
new file mode 100644
index 0000000..27bad66
--- /dev/null
+++ b/changelogs/fragments/376-ipsec-mode-config.yml
@@ -0,0 +1,3 @@
+minor_changes:
+  - api_modify, api_info - support API path ``ip ipsec mode-config``
+    (https://github.com/ansible-collections/community.routeros/pull/376).
diff --git a/plugins/module_utils/_api_data.py b/plugins/module_utils/_api_data.py
index e95d599..92816f9 100644
--- a/plugins/module_utils/_api_data.py
+++ b/plugins/module_utils/_api_data.py
@@ -652,13 +652,22 @@ PATHS = {
     ),
     ('ip', 'ipsec', 'mode-config'): APIData(
         unversioned=VersionedAPIData(
-            unknown_mechanism=True,
-            # primary_keys=('default', ),
+            fully_understood=True,
+            primary_keys=('name', ),
+            versioned_fields=[
+                ([('6.43', '>=')], 'responder', KeyInfo(default=False)),
+                ([('6.44', '>=')], 'address', KeyInfo(can_disable=True, remove_value='0.0.0.0')),
+            ],
             fields={
-                'default': KeyInfo(),
+                'address-pool': KeyInfo(can_disable=True, remove_value='none'),
+                'address-prefix-length': KeyInfo(),
+                'comment': KeyInfo(can_disable=True, remove_value=''),
                 'name': KeyInfo(),
-                'responder': KeyInfo(),
-                'use-responder-dns': KeyInfo(),
+                'split-dns': KeyInfo(can_disable=True, remove_value=''),
+                'split-include': KeyInfo(can_disable=True, remove_value=''),
+                'src-address-list': KeyInfo(can_disable=True, remove_value=''),
+                'static-dns': KeyInfo(can_disable=True, remove_value=''),
+                'system-dns': KeyInfo(default=False),
             },
         ),
     ),
diff --git a/plugins/modules/api_info.py b/plugins/modules/api_info.py
index bd36955..d3f1b9e 100644
--- a/plugins/modules/api_info.py
+++ b/plugins/modules/api_info.py
@@ -148,6 +148,7 @@ options:
       - ip firewall service-port
       - ip hotspot service-port
       - ip ipsec identity
+      - ip ipsec mode-config
       - ip ipsec peer
       - ip ipsec policy
       - ip ipsec profile
diff --git a/plugins/modules/api_modify.py b/plugins/modules/api_modify.py
index 2c1b012..e89b051 100644
--- a/plugins/modules/api_modify.py
+++ b/plugins/modules/api_modify.py
@@ -159,6 +159,7 @@ options:
       - ip firewall service-port
       - ip hotspot service-port
       - ip ipsec identity
+      - ip ipsec mode-config
       - ip ipsec peer
       - ip ipsec policy
       - ip ipsec profile