Diagnosis & Troubleshooting
Diagnosis & Troubleshooting
By Rohit1 author26 articles
Device Offline in Cloud but POS WorkingControl Plane Tunnel Failure – Device Offline in Cloud but POS Working
DHCP Server Down (Existing Devices Work, New Ones Fail)
Payment Terminals Offline During Peak Hours Due to Broadcast Storm Saturation or High Bandwidth Utilization
Pronto Not Switching to ISP (Wired WAN Shows 0.0.0.0)
Trunk/Hybrid Port Vlan Misconfiguration
Duplicate IP & Lease Conflict
Cellular IP Shows 0.0.0.0 While Wired Is Active (Failover Not Ready)
Intermittent Client Connectivity Due to Wireless Interference
Clients unable to receiving IP via DHCP
Firewall Advanced Configuration Issues
Frequent Switchover in Dual Uplink Between Wired and LTE
Device Roaming Issues Due to Poor Channel Plan or AP Placement
DNS Failure – Internet Connected but Websites and POS Payments Not Working
VLAN Leaks via Unmanaged Switches
Rouge DHCP Scenarios
MAC Flapping Between Ports
SSID Security Misconfigurations
Static IP vs DHCP Pool Conflict
PoE / Power Issues on Access Points (APs)
Traffic Saturation / Peak-Hour Issues
Radio Profiles, Channel Conflicts & Interference
PC61 Client Identification & Client Table Management
(Network Loop) Upstream Network Clients Appearing in PC61 LAN Client List
Native VLAN Mismatch on Trunk Port
Pronto Router - Switch - AP all are online (wired client working but no wireless client is able to connect DHCP is not allocating IP)
DNS Failure – Router Not Coming Online in PCC (Pronto Environment)
