Scope
One client, one interface, a group, a board, a device or the whole site?
Operational triage focused on evidence collection, fault-domain isolation and safe escalation.
Determine scope, affected services and recent changes before acting.
One client, one interface, a group, a board, a device or the whole site?
Check link state, optics, errors, power and remote side.
Correlate CPU, memory, logs and protocol adjacency.
Validate maintenance, configuration and software events.
Confirm command availability and syntax for the installed release.
| Command | Purpose |
|---|---|
display alarm active | Active alarms |
display ont info | ONT state |
display ont optical-info | Optical levels |
display interface brief | VRP interface summary |
display ospf peer | OSPF peers |
display bgp peer verbose | BGP peers |