Configuring CTX Buffers 86Setting Congestion Thresholds 88Configuring Ports 88Configuring the T1/E1 Interface 89Configuring the T1/E1 Ports 89Activation/Deactivation Bit Error Rates 91Configuring UNI and IMA Groups 92Adding UNI Groups 92Adding IMA Groups 94Viewing and Modifying IMA and UNI Groups 97Deleting IMA and UNI Groups 97Viewing IMA Link Status 98Viewing IMA Group Status 100Configuring the T1/ E1 Card 103Configuring the OC3/STM-1 Port 104Configuring the DS3/E3 UNI Module 105Configuring the Serial Interface 106Configuring the Serial Port 107Configuring the Serial Card 110Configuring the Ethernet Interface 110Configuring the Ethernet Port 110Configuring the Ethernet Card 111Configuring the Bridge 112Configuring Source Protocol Filtering 114Configuring Source Address Filtering 116Configuring Destination Address Filtering 118Viewing the List Forwarding Table 119Constructing the Bridge Static Table 120Enabling and Disabling the Spanning Tree 121Configuring the CBR Module 121Configuring the CBR T1-DSX/E1 Port(s) 121DS0 Trunk Conditioning 126Configuring the CBR Serial Port 126Configuring the CBR Card 128Configuring the Voice Compression Module 129Configuring VCM DS0 Channels 129Configuring the VCM T1/E1 Port 130Configuring the VCM Card 133Configuring Virtual Circuits 133Supported Classes of Virtual Circuits 134Adding Virtual Circuits 134Adding PVC Virtual Circuits 136Configuring CBR Circuits for DBA 139Defining RS366 (Video) Virtual Circuit Templates 141Adding Voice Compression Module VCC Circuits 145Adding VCM Subchannel Circuits 147VCM Subchannel Virtual Circuit Example 149