Grafana dashboard: RARE/freeRouter - LDP summary
Description: Display LDP summary metrics

`scope:local` to freeRouter node

freeRouter Prometheus configuration: (copy & paste in freeRouter CLI)
* Create hardware and software sensor
```
sensor ldp4sum
path ldp4sum/peer/peer
prefix freertr-ldp4sum
key name ldp4sum/peer
command sho ipv4 ldp inet summary
prepend ldp4_
name 6 ip=
skip 2
replace \. _
column 0 name prefix_learn
column 1 name prefix_advert
column 2 name layer2_learn
column 3 name layer2_advert
column 4 name p2mp_learn
column 5 name p2mp_advert
.
exit

sensor ldp6sum
path ldp6sum/peer/peer
prefix freertr-ldp6sum
key name ldp6sum/peer
command sho ipv6 ldp inet summary
prepend ldp6_
name 6 ip=
skip 2
replace \: _
column 0 name prefix_learn
column 1 name prefix_advert
column 2 name layer2_learn
column 3 name layer2_advert
column 4 name p2mp_learn
column 5 name p2mp_advert
.
exit
```
* freeRtr server Prometheus agent configuration

```
server prometheus pr
 sensor ldp4sum
 sensor ldp6sum
 vrf <PROMETHEUS_VRF>
 exit
```
* Prometheus server configuration (sample config with 2 nodes)
```
global:
  scrape_interval: 15s
  scrape_timeout: 10s
  evaluation_interval: 30s
alerting:
  alertmanagers:
  - static_configs:
    - targets: []
    scheme: http
    timeout: 10s
scrape_configs:
- job_name: router
  scrape_interval: 15s
  scrape_timeout: 10s
  metrics_path: /metrics
  scheme: http
  static_configs:
  - targets:
    - <prometheus_agent_ip_1>:9001
    labels:
      node_name: <prometheus_agent_1_node_name>
  - targets:
    - <prometheus_agent_ip_2>:9001
    labels:
      node_name: <prometheus_agent_2_node_name>
```


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