**********************************************************************<\/p>\n\n\n\n
root@falcon21:~# yum install net-snmp net-snmp-utils<\/strong><\/p>\n\n\n\n \u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u6e08\u307f: \u5b8c\u4e86\u3057\u307e\u3057\u305f<\/p>\n\n\n\n ***********************************************************************<\/p>\n\n\n\n \u76e3\u8996\u304c\u3067\u304d\u308b\u9805\u76ee\u306f\u3001\u5177\u4f53\u7684\u306b\u306fCPU\u4f7f\u7528\u7387\u3001\u30e1\u30e2\u30ea\u4f7f\u7528\u7387\u3001DISK\u4f7f\u7528\u7387\u3001\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u91cf\u306a\u3069\u3067\u3059\u3002<\/p>\n\n\n\n snmp.conf\u306e\u8a2d\u5b9a<\/strong><\/p>\n\n\n\n #conf\u30d5\u30a1\u30a4\u30eb\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7<\/strong> #\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u78ba\u8a8d<\/strong> snmpd.conf\u7de8\u96c6 #41\u884c\u76ee\u306esec.name\u3068community\u3092\u7de8\u96c6\u3057\u307e\u3059\u3002 com2sec MyUser default SecuAvail# 47\u30fb48\u884c\u76ee\u3092\u7de8\u96c6\u3057\u307e\u3059\u3002 group MyGroup v2c MyUser#55\u884c\u76ee\u3092\u7de8\u96c6\u3057\u300156\u884c\u76ee\u3092\u30b3\u30e1\u30f3\u30c8\u30a2\u30a6\u30c8\u3057\u307e\u3059 #62\u884c\u76ee\u3092\u7de8\u96c6\u3057\u307e\u3059\u3002 diff\u30b3\u30de\u30f3\u30c9\u3067\u7de8\u96c6\u5185\u5bb9\u3092\u78ba\u8a8d<\/strong>\u3057\u307e\u3059\u3002<\/p>\n\n\n\n [root@AlmaLinux ~]# diff \/etc\/snmp\/snmpd.conf.org \/etc\/snmp\/snmpd.conf<\/strong> Firewalld\u3067SNMP\u3092\u8a31\u53ef<\/p>\n\n\n\n #\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306b\u5272\u308a\u5f53\u3066\u3089\u308c\u3066\u3044\u308b\u30be\u30fc\u30f3\u306e\u78ba\u8a8d<\/strong> #SNMP\u306e\u6c38\u7d9a\u7684\u306a\u8ffd\u52a0 \uff03FW\u8a2d\u5b9a\u306e\u53cd\u6620 #\u53cd\u6620\u3055\u308c\u3066\u3044\u308b\u304b\u306e\u78ba\u8a8d SNMP\u30b5\u30fc\u30d3\u30b9\u306e\u8d77\u52d5\u3068\u81ea\u52d5\u8d77\u52d5\u8a2d\u5b9a<\/p>\n\n\n\n #SNMP\u306e\u8d77\u52d5<\/strong> #SNMP\u306e\u81ea\u52d5\u8d77\u52d5\u8a2d\u5b9a SNMP\u30b5\u30fc\u30d3\u30b9\u306e\u72b6\u614b\u78ba\u8a8d<\/p>\n\n\n\n #\u30c7\u30fc\u30e2\u30f3\u304c\u8d77\u52d5\u3057\u3066\u3044\u308b\u304b\u306e\u78ba\u8a8d<\/strong> #\u81ea\u52d5\u8d77\u52d5\u8a2d\u5b9a\u306e\u6709\u52b9\u78ba\u8a8d<\/strong> UDP\u306e161\u756a\u30dd\u30fc\u30c8\u304c\u7a7a\u3044\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002 snmpwalk\u30b3\u30de\u30f3\u30c9\u3067\u5024\u304c\u53d6\u308c\u308b\u304b\u3092\u78ba\u8a8d<\/strong> \u30ed\u30b0\u3092\u53ce\u96c6\u3059\u308b\u8a2d\u5b9a\uff5cLSC\u8a2d\u5b9a<\/p>\n\n\n\n **********************************************************************<\/p>\n\n\n\n <\/p>\n","protected":false},"excerpt":{"rendered":" ********************************************************************** root@falcon21:~# yum install net-s […]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-282","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/falcon21.space\/kazuya\/work\/index.php?rest_route=\/wp\/v2\/pages\/282","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/falcon21.space\/kazuya\/work\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/falcon21.space\/kazuya\/work\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/falcon21.space\/kazuya\/work\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/falcon21.space\/kazuya\/work\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=282"}],"version-history":[{"count":1,"href":"https:\/\/falcon21.space\/kazuya\/work\/index.php?rest_route=\/wp\/v2\/pages\/282\/revisions"}],"predecessor-version":[{"id":283,"href":"https:\/\/falcon21.space\/kazuya\/work\/index.php?rest_route=\/wp\/v2\/pages\/282\/revisions\/283"}],"wp:attachment":[{"href":"https:\/\/falcon21.space\/kazuya\/work\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=282"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
net-snmp-1:5.9.4-15.el10_1.2.x86_64 net-snmp-agent-libs-1:5.9.4-15.el10_1.2.x86_64 net-snmp-utils-1:5.9.4-15.el10_1.2.x86_64<\/p>\n\n\n\n
[root@AlmaLinux ~]# cp -ivp \/etc\/snmp\/snmpd.conf \/etc\/snmp\/snmpd.conf.org<\/strong>
‘\/etc\/snmp\/snmpd.conf’ -> ‘\/etc\/snmp\/snmpd.conf.org’<\/p>\n\n\n\n
[root@AlmaLinux ~]# ls -la \/etc\/snmp\/<\/strong>
\u5408\u8a08 56
drwxr-xr-x 2 root root 68 2\u6708 16 14:15 .
drwxr-xr-x. 88 root root 8192 2\u6708 3 11:40 ..
-rw——- 1 root root 18853 2\u6708 1 17:00 snmpd.conf
-rw——- 1 root root 18861 10\u6708 9 07:04 snmpd.conf.org
-rw——- 1 root root 220 10\u6708 9 07:04 snmptrapd.conf<\/p>\n\n\n\n
[root@AlmaLinux ~]# vim \/etc\/snmp\/snmpd.conf<\/strong><\/p>\n\n\n\n
# sec.name source community<\/p>\n\n\n\n
# groupName securityModel securityName
group MyGroup v1 MyUser<\/p>\n\n\n\n
# view NAME TYPE SUBTREE [MASK]
view view_all included .1
#view systemview included .1.3.6.1.2.1.25.1.1<\/p>\n\n\n\n
# access NAME CONTEXT MODEL LEVEL PREFX READ WRITE NOTIFY
access MyGroup “” any noauth exact view_all none none<\/p>\n\n\n\n
41c41
< com2sec notConfigUser default public
—
> com2sec notConfigUser default SecuAvail
55,56c55,56
< view systemview included .1.3.6.1.2.1.1
< view systemview included .1.3.6.1.2.1.25.1.1
—
> view systemview included .1
> #view systemview included .1.3.6.1.2.1.25.1.1<\/p>\n\n\n\n
[root@AlmaLinux ~]# firewall-cmd –get-active-zones<\/strong>
public
interfaces: ens192<\/p>\n\n\n\n
[root@AlmaLinux ~]# firewall-cmd –add-service=snmp –zone=public –permanent<\/strong><\/p>\n\n\n\n
[root@AlmaLinux ~]# firewall-cmd –reload<\/strong><\/p>\n\n\n\n
[root@AlmaLinux ~]# firewall-cmd –list-services<\/strong>
cockpit dhcpv6-client snmp ssh<\/p>\n\n\n\n
[root@AlmaLinux ~]# systemctl start snmpd<\/strong><\/p>\n\n\n\n
[root@AlmaLinux ~]# systemctl enable snmpd<\/strong>
Created symlink \/etc\/systemd\/system\/multi-user.target.wants\/snmpd.service \u2192 \/usr\/lib\/systemd\/system\/snmpd.service.<\/p>\n\n\n\n
[root@AlmaLinux ~]# systemctl status snmpd<\/strong>
\u25cf snmpd.service – Simple Network Management Protocol (SNMP) Daemon.
Loaded: loaded (\/usr\/lib\/systemd\/system\/snmpd.service; enabled; vendor preset: disabled)
Active: active (running) since Tue 2022-02-01 16:44:02 JST; 1min 3s ago
Main PID: 4355 (snmpd)
Tasks: 1 (limit: 101061)
Memory: 4.9M
CGroup: \/system.slice\/snmpd.service
mq4355 \/usr\/sbin\/snmpd -LS0-6d -f2\u6708 01 16:44:01 AlmaLinux systemd[1]: Starting Simple Network Management Protocol (SNMP) Daemon….
2\u6708 01 16:44:02 AlmaLinux snmpd[4355]: NET-SNMP version 5.8
2\u6708 01 16:44:02 AlmaLinux systemd[1]: Started Simple Network Management Protocol (SNMP) Daemon..<\/p>\n\n\n\n
[root@AlmaLinux ~]#systemctl is-enabled snmpd<\/strong>
enabled<\/p>\n\n\n\n
\u30dd\u30fc\u30c8\u958b\u653e\u306e\u78ba\u8a8d<\/strong>
[root@AlmaLinux ~]# ss -una<\/strong>
State Recv-Q Send-Q Local Address:Port Peer Address:Port Process
UNCONN 0 0 0.0.0.0:161 0.0.0.0:*
UNCONN 0 0 127.0.0.1:323 0.0.0.0:*
UNCONN 0 0 [::1]:323 [::]:*<\/p>\n\n\n\n
\u3053\u3053\u3067\u306fCPU\u4f7f\u7528\u7387\u306eOID\u3092\u6307\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002
[root@AlmaLinux ~]# snmpwalk -v 2c -c SecuAvail localhost .1.3.6.1.4.1.2021.11.51.0<\/strong>
UCD-SNMP-MIB::ssCpuRawNice.0 = Counter32: 14277<\/p>\n\n\n\n