Prometheus SNMP Exporter: Network Monitoring Tutorial!

Master network monitoring with this comprehensive tutorial on Prometheus SNMP Exporter and Grafana. Learn how to efficiently collect network device metrics using Prometheus SNMP Exporter and visualize them into actionable insights with stunning Grafana dashboards. Discover how to create custom dashboards, troubleshoot common issues, and unlock the full potential of Prometheus and Grafana for your network monitoring needs.

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Snmpwalk confirmation
snmpwalk -v3 -l authPriv -u admin -a SHA -A "PWt89voowUiDcJBi9boiSM" -x AES -X "PWt89voowUiDcJBi9boiSM" 192.168.0.84

#### snmp exporter docker compose file ####
---
services:
snmp-exporter:
container_name: snmp-exporter
image: quay.io/prometheus/snmp-exporter:v0.26.0
ports:
- "9116:9116"
- "161:161/udp"
volumes:
- ./config:/etc/snmp-exporter
command: --config.file=/etc/snmp-exporter/snmp.yml
restart: unless-stopped
networks:
prometheus_frontend:
ipv4_address: 172.19.0.12

networks:
prometheus_frontend:
external: true

#### Git clone snmp_exporter project ####
git clone https://github.com/prometheus/snmp_exporter.git

#### Install dependencies and compile generator ####
Debian-based distributions.
sudo apt-get install unzip build-essential libsnmp-dev # Debian-based distros

Redhat-based distributions.
sudo yum install gcc make net-snmp net-snmp-utils net-snmp-libs net-snmp-devel golang

#### Compile generator ####
make generator mibs

#### Generator config modification ####
walk:
- sysUpTime
- interfaces
- ifXTable
- sysName
- ifHCInOctets
- ifHCOutOctets
- ifInErrors
- ifOutErrors

#### Prometheus docker configuration ####
---
services:
prometheus:
image: prom/prometheus:v2.53.0
container_name: prometheus
ports:
- "9090:9090"
volumes:
- ./prometheus:/etc/prometheus
- ./prometheus-data:/prometheus
command: "--config.file=/etc/prometheus/prometheus.yml"
restart: unless-stopped
networks:
frontend:
ipv4_address: 172.19.0.11

networks:
frontend:
driver: bridge
ipam:
config:
- subnet: 172.19.0.0/16
gateway: 172.19.0.1

#### Prometheus conf file ####
---
global:
scrape_interval: 15s
scrape_configs:
- job_name: 'snmp'
static_configs:
- targets:
- 192.168.0.84 # SNMP device.
metrics_path: /snmp
params:
auth: [public_v3]
module: [if_mib]
relabel_configs:
- source_labels: [__address__]
target_label: __param_target
- source_labels: [__param_target]
target_label: instance
- target_label: __address__
replacement: 192.168.0.153:9116 # The SNMP exporter's real hostname:port.

#### Grafana docker configuration ####
---
services:
grafana:
image: grafana/grafana-oss:10.2.8
container_name: grafana
ports:
- "3000:3000"
volumes:
- ./grafana-data:/var/lib/grafana
restart: unless-stopped
networks:
prometheus_frontend:
ipv4_address: 172.19.0.13

networks:
prometheus_frontend:
external: true

#### Grafana Dashboard ####
Total Traffic
sum(irate(ifHCInOctets{instance="$Device"}[$__rate_interval]) * 8)
sum(irate(ifHCOutOctets{instance="$Device"}[$__rate_interval]) * 8)

IN & OUT per interface
irate(ifHCInOctets{instance="192.168.0.84",ifIndex="2"}[$__rate_interval]) * 8
irate(ifHCOutOctets{instance="192.168.0.84",ifIndex="2"}[$__rate_interval]) * 8

Uptime
sysUpTime{instance="$Device"} * 10

System name
sysName{instance="$Device"}

0:00 - What you need
0:23 - Unifi SNMP v3
1:08 - Linux snmp tools
2:43 - snmp exporter docker compose
4:11 - snmp generator
5:49 - generator config
7:11 - snmp compiled config
8:25 - prometheus docker compose
10:34 - snmp exporter container confirmation
11:17 - grafana docker compose
12:26 - prometheus data source
13:13 - grafana snmp dashboards
13:41 - fixing prometheus
14:21 - switch hostname panel
15:15 - switch total traffic panel
17:48 - switch port traffic panel
19:32 - switch uptime panel

#prometheus #snmp #snmp_exporter #networkmonitoring #devops

Видео Prometheus SNMP Exporter: Network Monitoring Tutorial! канала Distro Domain