diff --git a/README.md b/README.md
index 9209cf4aca73434dbe4fed878d996a1102c59651..2f8f7419d92fd70a3a6a38ab4d6e7c3769699f05 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-[PACKAGE]: ../../raw/master/packagee-0.1.2-20230706.mkp "package-0.1.2-20230706.mkp"
+[PACKAGE]: ../../raw/master/mkp/inv_ipv4_routes-0.0.1-20231227.mkp "inv_ipv4_routes-0.0.1-20231227.mkp"
# Title
A short description about the plugin
diff --git a/agent_based/inv_ipv4_routes.py b/agent_based/inv_ipv4_routes.py
new file mode 100644
index 0000000000000000000000000000000000000000..81c85eeac65dcaadf920f7e64300e18e47f2e027
--- /dev/null
+++ b/agent_based/inv_ipv4_routes.py
@@ -0,0 +1,185 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+#
+# License: GNU General Public License v2
+#
+# Author: thl-cmk[at]outlook[dot]com
+# URL : https://thl-cmk.hopto.org
+# Date : 2023-12-27
+# File : inv_ipv4_route.py
+#
+# inventory of IPv4 routing information
+
+
+import ipaddress
+from dataclasses import dataclass
+from typing import List
+
+from cmk.base.plugins.agent_based.agent_based_api.v1 import (
+ OIDEnd,
+)
+from cmk.base.plugins.agent_based.agent_based_api.v1 import (
+ register,
+ SNMPTree,
+ TableRow,
+ exists,
+ render,
+)
+from cmk.base.plugins.agent_based.agent_based_api.v1.type_defs import (
+ StringTable,
+ InventoryResult,
+)
+
+_route_type = {
+ '1': 'other',
+ '2': 'reject',
+ '3': 'local',
+ '4': 'remote',
+}
+_route_status = {
+ '1': 'active',
+ '2': 'not in service',
+ '3': 'not ready',
+ '4': 'create and go',
+ '5': 'create and wait',
+ '6': 'destroy',
+}
+
+_route_protocol = {
+ '1': 'other',
+ '2': 'local',
+ '3': 'net mgmt',
+ '4': 'ICMP',
+ '5': 'egp',
+ '6': 'ggp',
+ '7': 'hello',
+ '8': 'RIP',
+ '9': 'ISIS',
+ '10': 'esIs',
+ '11': 'Cisco IGRP',
+ '12': 'bbnSpfIgp',
+ '13': 'OSPF',
+ '14': 'BGP',
+ '15': 'idpr',
+ '16': 'Cisco EIGRP',
+ '17': 'dvmrp',
+}
+
+
+@dataclass(frozen=True)
+class Ipv4Route:
+ age: int | None
+ cidr: int
+ destination: str
+ if_index: int
+ if_name: str
+ netmask: str
+ next_hop: str
+ protocol: str
+ status: str
+ type: str
+
+
+def parse_inv_ipv4_routes(string_table: List[StringTable]) -> List[Ipv4Route]:
+ routes, if_info = string_table
+
+ interface_by_index = {if_index: if_name for if_index, if_name in if_info}
+
+ ipv4_routes = []
+ for destination, netmask, next_hop, if_index, route_type, protocol, age, status in routes:
+ ipv4 = ipaddress.IPv4Network(address=f'{destination}/{netmask}', strict=False)
+ ipv4_routes.append(
+ Ipv4Route(
+ age=int(age) if age.isdigit() else None,
+ cidr=int(ipv4.prefixlen),
+ destination=str(destination),
+ if_index=int(if_index),
+ if_name=str(interface_by_index.get(if_index, f'unknown ({if_index})')),
+ netmask=str(netmask),
+ next_hop=str(next_hop),
+ protocol=_route_protocol.get(protocol, f'unknown ({protocol})'),
+ status=_route_status.get(status, f'unknown ({status})'),
+ type=_route_type.get(route_type, f'unknown ({route_type})'),
+ )
+ )
+
+ return ipv4_routes
+
+
+def inventory_ipv4_routes(section: List[Ipv4Route]) -> InventoryResult:
+ path = ['networking', 'routes']
+
+ for ipv4_route in section:
+ key_columns = {
+ 'target': f'{ipv4_route.destination}/{ipv4_route.cidr}',
+ 'gateway': ipv4_route.next_hop,
+ }
+ inventory_columns = {
+ # 'age': render.timespan(ipv4_route.age),
+ 'device': ipv4_route.if_name,
+ 'protocol': ipv4_route.protocol,
+ 'status': ipv4_route.status,
+ 'type': ipv4_route.type,
+ }
+ if ipv4_route.age:
+ inventory_columns['age'] = render.timespan(ipv4_route.age)
+
+ yield TableRow(
+ path=path,
+ key_columns=key_columns,
+ inventory_columns=inventory_columns
+ )
+
+
+register.snmp_section(
+ name='inv_ipv4_routes',
+ parse_function=parse_inv_ipv4_routes,
+ fetch=[
+ SNMPTree(
+ base='.1.3.6.1.2.1.4.24.4.1', # IP-MIB::ipCidrRouteEntry
+ oids=[
+ '1', # ipCidrRouteDest
+ '2', # ipCidrRouteMask
+ '4', # ipCidrRouteNextHop
+ '5', # ipCidrRouteIfIndex
+ '6', # ipCidrRouteType
+ '7', # ipCidrRouteProto
+ '8', # ipCidrRouteAge
+ '16' # ipCidrRouteStatus
+
+ ]
+ ),
+ SNMPTree(
+ base='.1.3.6.1.2.1.31.1.1.1', #
+ oids=[
+ OIDEnd(), # ifIndex
+ '1', # ifName
+ ]),
+ ],
+ detect=exists('.1.3.6.1.2.1.4.24.4.1.1.*'), #
+)
+
+register.inventory_plugin(
+ name='inv_ipv4_routes',
+ inventory_function=inventory_ipv4_routes,
+)
+
+# IP-MIB::ip.24.7.1.7.2.16.255.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.2.0.0.0.0 = INTEGER: 10501
+# FE 80 0 0 0 0 0 0 0 0 0 0 0 0 0 0 12 0 3 a4 a 2 0 0 0 0
+# IP-MIB::ip.24.7.1.7.4.20.254.128.0.0.0.0.0.0.0.0.0.0.0.0.0.0.18.0.3.164.10.2.0.0.0.0 = INTEGER: 10501
+# IP-MIB::ip.24.7.1.7.4.20.254.128.0.0.0.0.0.0.0.0.0.0.0.0.0.0.18.0.3.201.10.2.0.0.0.0 = INTEGER: 1
+# IP-MIB::ip.24.7.1.7.4.20.254.128.0.0.0.0.0.0.0.0.0.0.0.0.0.1.18.0.3.164.128.2.0.0.0.0 = INTEGER: 10501
+# IP-MIB::ip.24.7.1.7.4.20.254.128.0.0.0.0.0.0.1.146.1.104.0.0.0.1.18.0.3.201.128.2.0.0.0.0 = INTEGER: 1
+
+
+# IP-MIB::ip.24.7.1.7.2.16.255.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.2.0.0.0.0 = INTEGER: 10501
+# FE 80 0 0 0 0 0 0 0 0 0 0 0 0 0 0 12 0 3 a4 a 2 0 0 0 0
+# IP-MIB::ip.24.7.1.7.4.20.254.128.0.0.0.0.0.0.0.0.0.0.0.0.0.0. 18.0.3.164. 10.2.0.0.0.0 = INTEGER: 10501
+# IP-MIB::ip.24.7.1.7.4.20.254.128.0.0.0.0.0.0.0.0.0.0.0.0.0.0. 18.0.3.201. 10.2.0.0.0.0 = INTEGER: 1
+# IP-MIB::ip.24.7.1.7.4.20.254.128.0.0.0.0.0.0.0.0.0.0.0.0.0.0. 18.0.3.210. 10.2.0.0.0.0 = INTEGER: 10
+# 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6
+# IP-MIB::ip.24.7.1.7.4.20.254.128.0.0.0.0.0.0.0.0.0.0.0.0.0.1.18.0.3.164.128.2.0.0.0.0 = INTEGER: 10501
+# fe 80 0 0 0 0 0 0 1 92 1 68 0 0 0 1 -> fe80::192:168:0:1
+# IP-MIB::ip.24.7.1.7.4.20.254.128.0.0.0.0.0.0.1.146.1.104.0.0.0.1 .18.0.3.201. 128.2.0.0.0.0 = INTEGER: 1
+# FE 80 0 0 0 0 0 0 B6 E9 B0 FF FE 57 FB 41 12 0 3 D2 80 2 0 0 0 0
+# IP-MIB::ip.24.7.1.7.4.20.254.128.0.0.0.0.0.0.182.233.176.255.254.87.251.65. 18.0.3.210. 128.2.0.0.0.0 = INTEGER: 10
diff --git a/mkp/inv_ipv4_routes-0.0.1-20231227.mkp b/mkp/inv_ipv4_routes-0.0.1-20231227.mkp
new file mode 100644
index 0000000000000000000000000000000000000000..4570c23729a78e06d8488f74909cfa40e54d75ae
Binary files /dev/null and b/mkp/inv_ipv4_routes-0.0.1-20231227.mkp differ
diff --git a/packages/inv_ipv4_routes b/packages/inv_ipv4_routes
new file mode 100644
index 0000000000000000000000000000000000000000..08cde07f43b5d4778eb9de6a9de51a21064a4d04
--- /dev/null
+++ b/packages/inv_ipv4_routes
@@ -0,0 +1,12 @@
+{'author': 'Th.L. (thl-cmk[at]outlook[dot]com)',
+ 'description': 'Adds the IPv4 routes of a device monitored via SNMP to the '
+ 'inventory\n',
+ 'download_url': 'https://thl-cmk.hopto.org',
+ 'files': {'agent_based': ['inv_ipv4_routes.py'],
+ 'web': ['plugins/views/inv_ipv4_routes.py']},
+ 'name': 'inv_ipv4_routes',
+ 'title': 'Inventory of IPv4 routes',
+ 'version': '0.0.1-20231227',
+ 'version.min_required': '2.2.0b1',
+ 'version.packaged': '2.2.0p14',
+ 'version.usable_until': '2.3.0p1'}
diff --git a/web/plugins/views/inv_ipv4_routes.py b/web/plugins/views/inv_ipv4_routes.py
new file mode 100644
index 0000000000000000000000000000000000000000..eb44dfb761cfdf292aaa7214239f6f20bc73bb85
--- /dev/null
+++ b/web/plugins/views/inv_ipv4_routes.py
@@ -0,0 +1,29 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+#
+# License: GNU General Public License v2
+#
+# Author: thl-cmk[at]outlook[dot]com
+# URL : https://thl-cmk.hopto.org
+# Date : 2023-12-27
+# File : inv_ip_addresses.py
+
+from cmk.gui.views.inventory.registry import inventory_displayhints
+from cmk.gui.i18n import _l
+
+inventory_displayhints.update({
+ ".networking.routes:": {
+ "title": _l("Routes"),
+ "keyorder": ["target", "device", "type", "gateway"],
+ 'view': 'inviproutes_of_host',
+ },
+ ".networking.routes:*.target": {"title": _l("Target"), "paint": "ipv4_network"},
+ ".networking.routes:*.device": {"title": _l("Device")},
+ ".networking.routes:*.type": {"title": _l("Type of route"), "paint": "route_type"},
+ ".networking.routes:*.gateway": {"title": _l("Gateway")},
+
+ ".networking.routes:*.protocol": {"title": _l("Protocol")},
+ ".networking.routes:*.status": {"title": _l("Status")},
+ ".networking.routes:*.age": {"title": _l("Age")},
+
+})