iiConfiguring Traffic Encryption ·······································································································3-13Testing the Link Between an ONU and the OLT···········································································3-14Testing the Cable Connected to an UNI Port················································································3-14Deregistering an ONU ···················································································································3-15Updating ONUs ·····························································································································3-15Restarting an ONU ························································································································3-18Displaying and Maintaining ONU Port Configuration············································································3-18Configuration Examples for ONU Remote Management······································································3-18Configuration Example for Binding an ONU Port to an ONU ························································3-18ONU RSTP Configuration Example ······························································································3-19Multicast Configuration Example (in IGMP Snooping Mode) ························································3-20Multicast Configuration Example (in Multicast Control Mode)·······················································3-21ONU Update Configuration Example ····························································································3-234 UNI Port Configuration······························································································································4-1UNI Port Configuration Task List ············································································································4-1UNI Port Basic Configuration ··········································································································4-1Configuring the VLAN Operation Mode for a UNI ···········································································4-2Configuring Fast-Leave Processing for a UNI·················································································4-5Configuring Port Isolation for a UNI·································································································4-5Displaying and Maintaining UNI Port Configuration················································································4-65 Alarm Configuration ··································································································································5-1Introduction to Alarm ·······························································································································5-1Sampling and Alarms ······················································································································5-1Alarm Configuration Task List·················································································································5-1Enabling Alarm Monitoring ··············································································································5-1Configuring Global Alarms···············································································································5-2Configuring Alarms on an OLT Port ································································································5-6Configuring Alarms on an ONU Port ·····························································································5-11Displaying and Maintaining Alarm Configurations·········································································5-136 Supported Switch Features and Restrictions·························································································6-1OLT Port Features and Restrictions ·······································································································6-1ONU Port Features and Restrictions ······································································································6-3