103 lines
3.3 KiB
Plaintext
103 lines
3.3 KiB
Plaintext
### SNMPWALK HELP ####
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snmpwalk -v2c -c rouser987 ip_hostname
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snmpwalk -v3 -l authPriv -u rouser987 -a SHA -A "pass1" -x AES -X "pass2" ip_hostname
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# IF USING CENTOS
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yum install -y net-snmp
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# IF USING DEBIAN
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apt install -y snmpd
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systemctl start snmpd
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systemctl stop snmpd
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systemctl enable snmpd
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cp /etc/snmp/snmpd.conf /etc/snmp/snmpd.conf.orig
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echo "" > /etc/snmp/snmpd.conf
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curl -o /etc/snmp/distro https://raw.githubusercontent.com/librenms/librenms-agent/master/snmp/distro
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chmod +x /etc/snmp/distro
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nano /etc/snmp/snmpd.conf
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# IF SERVER REMOTE #
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agentaddress udp:16161
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rouser rouser987
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syslocation VMENV | LOCATION
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syscontact EMAIL
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sysname CHANGENAMEHERE
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#Distro Detection
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extend .1.3.6.1.4.1.2021.7890.1 distro /etc/snmp/distro
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#Hardware Detection (uncomment to enable)
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extend .1.3.6.1.4.1.2021.7890.2 hardware '/bin/cat /sys/devices/virtual/dmi/id/product_name'
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extend .1.3.6.1.4.1.2021.7890.3 manufacturer '/bin/cat /sys/devices/virtual/dmi/id/sys_vendor'
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#extend .1.3.6.1.4.1.2021.7890.4 serial '/bin/cat /sys/devices/virtual/dmi/id/product_serial'
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# END REMOTE
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# IF SERVER LOCAL #
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agentaddress udp:161
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rouser rouser987
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syslocation VMENV | LOCATION
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syscontact EMAIL
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sysname CHANGENAMEHERE
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#Distro Detection
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extend .1.3.6.1.4.1.2021.7890.1 distro /etc/snmp/distro
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#Hardware Detection (uncomment to enable)
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extend .1.3.6.1.4.1.2021.7890.2 hardware '/bin/cat /sys/devices/virtual/dmi/id/product_name'
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extend .1.3.6.1.4.1.2021.7890.3 manufacturer '/bin/cat /sys/devices/virtual/dmi/id/sys_vendor'
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#extend .1.3.6.1.4.1.2021.7890.4 serial '/bin/cat /sys/devices/virtual/dmi/id/product_serial'
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# END LOCAL
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# no longer needed, replaced with the below
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## nano /var/lib/net-snmp/snmpd.conf
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# no longer needed, replaced with the below
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## createUser rouser987 SHA "rd1" AES "password2"
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# IF USING CENTOS This creates a random password1 and password 2. I like to log the output somewhere that way I have the info if I need it later #
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echo "createUser rouser987 SHA \""$(tr -cd '[:alnum:]' < /dev/urandom | fold -w50 | head -n1)"\" AES \""$(tr -cd '[:alnum:]' < /dev/urandom | fold -w50 | head -n1)"\"" | tee -a /var/lib/net-snmp/snmpd.conf
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# IF USING DEBIAN This creates a random password1 and password 2. I like to log the output somewhere that way I have the info if I need it later #
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echo "createUser rouser987 SHA \""$(tr -cd '[:alnum:]' < /dev/urandom | fold -w50 | head -n1)"\" AES \""$(tr -cd '[:alnum:]' < /dev/urandom | fold -w50 | head -n1)"\"" | tee -a /var/lib/snmp/snmpd.conf
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systemctl start snmpd
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#### IF THERE'S FIREWALL-CMD ####
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# IF IT'S A LOCAL SERVER #
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nano /etc/firewalld/services/snmp.xml
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# Paste the below in the file
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<?xml version="1.0" encoding="utf-8"?>
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<service>
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<short>SNMP</short>
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<description>SNMP protocol</description>
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<port protocol="udp" port="161"/>
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</service>
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firewall-cmd --reload
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firewall-cmd --zone=public --add-service snmp --permanent
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# IF IT'S A REMOTE SERVER #
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firewall-cmd --permanent --zone=public --add-rich-rule='
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rule family="ipv4"
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source address="LOCALIP"
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port protocol="udp" port="16161" accept'
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# ON LOCAL AND REMOTE #
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firewall-cmd --reload
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#### IF THERE'S IPTABLES ####
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# IF IT'S LOCAL
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iptables -A INPUT -p udp --dport 161 -j ACCEPT
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# Then save the rules however you would do it
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# IF IT'S REMOTE
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iptables -A INPUT -p udp -s LOCALIP --dport 16161 -j ACCEPT
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# Then save the rules however you would do it
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