diff --git a/agent_based/inv_opengear_base.py b/agent_based/inv_opengear_base.py
index e57ddb498c8a87e3abf3af3cc28827b84e759a85..7ecc64de4850d9f6901c07c4a197298fbaa0cf5c 100644
--- a/agent_based/inv_opengear_base.py
+++ b/agent_based/inv_opengear_base.py
@@ -12,6 +12,7 @@
 #
 # 2022-11-08: fixed crash in parse function on empty inv_data
 # 2022-11-09: removed ' ()' from firmware version
+# 2022-11-12: added support for CM81xx series (sysObjectID = .1.3.6.1.4.1.25049.1.101)
 #
 # sample string_table
 # [
@@ -149,6 +150,57 @@ register.snmp_section(
     detect=startswith('.1.3.6.1.2.1.1.2.0', '.1.3.6.1.4.1.25049'),  # sysObjectID == opengear
 )
 
+
+def parse_inv_opengear_base_om(string_table: StringTable) -> Optional[List]:
+
+    try:
+        host_name, serial_number, firmware_version, vendor, model_name, number_of_lines = string_table[0]
+    except IndexError:
+        return
+
+    section = []
+
+    invPath = ['hardware', 'system']
+
+    for key, value in [
+        ('serial', serial_number),
+        ('manufacturer', vendor),
+        ('model', model_name),
+        ('host_name', host_name),
+    ]:
+        if not value == '':
+            section.append((invPath, key, value))
+
+    invPath = ['software', 'firmware']
+
+    for key, value in [
+        ('vendor', 'opengear'),
+        ('version', firmware_version.rstrip(' ()')),
+    ]:
+        if not value == '':
+            section.append((invPath, key, value))
+
+    return section
+
+
+register.snmp_section(
+    name='inv_opengear_base_om',
+    parse_function=parse_inv_opengear_base_om,
+    parsed_section_name='inv_opengear_base',
+    fetch=SNMPTree(
+        base='.1.3.6.1.4.1.25049.10.19',  # OG-OMTELEM-MIB::ogOmTelem
+        oids=[
+            '1.1',  # ogOmSystemHostName
+            '1.2',  # ogOmSystemSerialNumber
+            '1.3',  # ogOmSystemFirmwareVersion
+            '1.4',  # ogOmSystemVendor
+            '1.5',  # ogOmSystemModel
+            '2.1',  # ogOmSerialPortCount
+        ]
+    ),
+    detect=startswith('.1.3.6.1.2.1.1.2.0', '.1.3.6.1.4.1.25049.1.101'),  # sysObjectID == OG-PRODUCTS-MIB::ogOperationsManager
+)
+
 register.inventory_plugin(
     name='inv_opengear_base',
     inventory_function=inventory_opengear_base,
diff --git a/inv_opengear_base.mkp b/inv_opengear_base.mkp
index 1f931b239f6254363f111e8fed5ad3270e919a66..539194727a4b73b30fe16380c9b23e84ebba0ce1 100644
Binary files a/inv_opengear_base.mkp and b/inv_opengear_base.mkp differ
diff --git a/packages/inv_opengear_base b/packages/inv_opengear_base
index b76cff163474664ac23434f3bea4c16b32f98550..9ca53d8a57b68190aa76ed724078576c1d78ba33 100644
--- a/packages/inv_opengear_base
+++ b/packages/inv_opengear_base
@@ -8,13 +8,14 @@
                 '- IM4216\n'
                 '- CM7116\n'
                 '- CM7132\n'
-                '- CM7148\n',
+                '- CM7148\n'
+                '- CM81XX\n',
  'download_url': 'https://thl-cmk.hopto.org',
  'files': {'agent_based': ['inv_opengear_base.py']},
  'name': 'inv_opengear_base',
  'num_files': 1,
  'title': 'opengear base inventory',
- 'version': '20221109.v.0.01b',
+ 'version': '20221112.v.0.02',
  'version.min_required': '2.0.0',
  'version.packaged': '2021.09.20',
  'version.usable_until': None}
\ No newline at end of file