Quick troubleshooting view
VLAN stations communicate locally but do not access the Internet.
- policyGolden absent
- NAT absent
- incorrect road/passerelle
- Test Bridge
- Public IP tester
- Check forGarten/NAT
- Add/correct policy
- Configure NAT
- Correct road or road (in '56)
Contextual technician plan
Ping of the VLAN's 'Phate'.
ping 1.1.1.1..The target should reply consistently with no systematic packet loss.
Basic IP reachability exists; continue with DNS, port or application checks.
Check local addressing, gateway, routes, VLAN/firewall and target availability
Distinguish DNS routing.
tracet 1.1.1.1The command should complete without an unexpected error and return data consistent with the intended service.
If the result is normal, keep this layer lower in the hypothesis ranking and continue with the next discriminating check.
If the result is abnormal, preserve the output and investigate this layer before making broader changes.
Compare with a functional VLAN.
“Check forGarten/NAT” should produce an observation that clearly confirms or rules out “incorrect road/passerelle”.
If the observation is normal, lower “incorrect road/passerelle” in the ranking and continue with the next distinct check.
If the observation is abnormal, keep the evidence and investigate “incorrect road/passerelle” first. Related action: Correct road or road (in '56).
Repeat the same validation test after the correction and confirm the original symptom is gone. Validate stability before closing the incident.
Before changing configuration, record the current value and a way back.
Crack if the problem affects multiple VLANs or WAN.
VLAN stations communicate locally but do not access the Internet.
Causes probables
- policyGolden absent
- NAT absent
- incorrect road/passerelle
Diagnostic étape par étape
- 1
Test Bridge
Ping of the VLAN's 'Phate'.
- 2
Public IP tester
Distinguish DNS routing.
- 3
Check forGarten/NAT
Compare with a functional VLAN.
Commands utiles
ping 1.1.1.1..tracet 1.1.1.1Solutions possibles
- Add/correct policy
- Configure NAT
- Correct road or road (in '56)
Crack if the problem affects multiple VLANs or WAN.