2-12 FeaturesThe following sections provide an overview of the main features of each module supported by theS7900E series.Access VolumeTable 2-1 Features in Access volumeFeatures DescriptionEthernet PortThis document describes:z Combo Port Configurationz Management Ethernet Interface Configurationz Basic Ethernet Port Configurationz Configuring Flow Control on an Ethernet Portz Configuring the Suppression Time of Physical-Link-State Change onan Ethernet Portz Configuring Loopback Testing on an Ethernet Portz Configuring a Port Groupz Configuring an Auto-negotiation Transmission Ratez Configuring Storm Suppressionz Setting the Interval for Collecting Ethernet Port Statisticsz Enabling Forwarding of Jumbo Framesz Enabling Loopback Detection on an Ethernet Portz Configuring the MDI Mode for an Ethernet Portz Testing the Cable on an Ethernet Portz Configuring the Storm Constrain Function on an Ethernet Portz Configuring the Connection Mode of an Ethernet PortLink aggregationLink aggregation aggregates multiple physical Ethernet ports into onelogical link. This document describes:z Introduction to Link Aggregationz Configuring an Aggregation Groupz Configuring an Aggregate Interfacez Configuring a Load Sharing Mode for Load-Sharing Link AggregationGroupsPort IsolationThe port isolation feature allows you to isolate different ports within thesame VLAN. This document describes:z Introduction to Port Isolationz Configuring the Isolation GroupService LoopbackGroupTo increase service redirecting throughput, you can bundle multipleservice loopback ports into a logical link, called a service loopback group.This document describes:z Introduction to Service Loopback Groupsz Configuring a Service Loopback Group