Automatic IP Configuration 37IP Setup 38Backup Configuration 38Restore Configuration 39Firmware Upgrade 39Reset 40System Access 40System Name 43System Time 43SNMP 43Configuring VLANs 44VLAN 45Forwarding Tagged/Untagged Frames 49Sample VLAN Configurations 49Spanning Tree 51IGMP Snooping & Query 54Broadcast Storm 55QoS VoIP Traffic Settings 56PoE (3CBLSF26-PWR only) 59Configuring Port Settings 60Administration 60Link Aggregation 63Statistics 66Security 66RADIUS Client 66802.1X Settings 67Monitoring 69Address Table 69Port Mirroring 70Cable Diagnostics 725 TROUBLESHOOTINGResetting to Factory Defaults 75Forgotten Static IP Address 76Solving LED Issues 76If the Problem Persists 77A O BTAINING S UPPORT FOR YOUR P RODUCTRegister Your Product 79Purchase Value-Added Services 79Troubleshoot Online 79Access Software Downloads 79Telephone Technical Support and Repair 80Contact Us 80B TECHNICAL I NFORMATION3CBLSF26 Related Standards 83Environmental 83Physical 83Electrical 833CBLSF26PWR Related Standards 84Environmental 84Physical 84Electrical 843CBLSF50 Related Standards 85Environmental 85Physical 85Electrical 85C P IN -OUTSConsole Cable 87Null Modem Cable 88