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Summary This release notes document is for the latest Spirent TestCenter software base packages, test packages, and hardware. Click the attached PDF to open the release notes. The following is a partial list of new content that is being introduced as part of this release. Hardware    There is no new hardware in this release.    Software   PX3-100G 12-port Test Modules (100/50/25/40/10G), supported on version B:  25GbE Links (beta)  25GbE KR-FEC Mode (beta)  25G RS-FEC Mode (beta)  50GbE Links  40G Auto-negotiation and Link Training  Payload Fill  Pause Frame Count and Rate  1-byte Increment for Non-fixed Frame Sizes  BIER Data-plane encapsulation  Supports View Routes for OSPFv2 Segment Routing  IPv6 NTP Emulation with Customizable ToS/DSCP Value and UDP Source Port  IPv6 PPPoE Session per Device Block Set up and Tear Down Rate  PPP/DHCP Device Block Load Generation Algorithm Enhancement  EVPN MPLS Wizard:   Supports configuring MLDP as an MPLS transport option  Supports configuring RSVP-TE P2MP as an MPLS transport option   EVPN Emulation: Supports configuring EVPN Selective Mcast (Type-6), EVPN Join-Sync (Type-7), and EVPN Leave Sync (Type-8) routes  HLTAPI Enhancements  Added an API for RSVP-TE wizard functionality, including an option to set the “dut_loopback_addr” attribute  Route target values can now be set to incrementing values in BGP prefix blocks  The traffic_config API can now accept lists of port handles as input  TSN: Pre-emption capability has been added to the following modules:  FX2 10/1G Ethernet SFP+ NIC 4-Port   FX2 10/1G Ethernet SFP+ 16-Port    FX2 10/1G Ethernet SFP+ 12-Port    FX2 10/1G Ethernet SFP+ 8-Port    MX2 10/1G Ethernet SFP+ 12-Port    MX2 10/1G Ethernet SFP+ 8- Port   MX2 10/1G Ethernet SFP+ 4- Port Attachments Attachment Spirent TestCenter Software and Hardware Release Notes_4.88.pdf Attachment Description Spirent TestCenter Release Notes (4.88)