Internet Monitor

Hardware

Check physical link
- Ethernet unplugged?
Run DHCP / IPv4 config
- IP assigned?
- Subnet?
- Gateway?
- DNS server?
Run SLAAC / IPv6 config
- IP assigned?
- Subnet?
- Gateway?
- DNS server?
Test local Gateway
- Router reachable? IPv4, IPv6
Routing/Uplink
- Ping 1.1.1.1, 8.8.8.8, 9.9.9.9
- Ping 2606:4700:4700::1111, 2001:4860:4860::8888, 2620:fe::fe
DNS
- Resolve google.com, cloudflare.com, example.com
- Timeout?
- NXDOMAIN?
S2S VPN
- Ping other side
Packet throughput
Measure latency
Measure temperature inside rack

🟢 ONLINE
Latency: 23ms
Packet loss: 4.2%
IPv4: 192.168.0.123/24
IPv6: 2001:d8::1234:5678:90ab:cdef/64
Temperature: 42°C