Skip to end of metadata
Go to start of metadata

You are viewing an old version of this page. View the current version.

Compare with Current View Page History

« Previous Version 7 Next »

If you have a Spirent SNE and a valid service contract, the latest release is available through the Spirent Customer Service Centre (CSC). On the Downloads page, select the Impairment Product Line.

A CSC login is required to access the software download area. If you do not yet have a login, please register on the site.

If you have a Calnex SNE and a valid Calnex Support Service (CSS) contract, the latest release can be downloaded from Software Downloads on the Calnex website. Release notes are also available from the same location.

A CSS login is required to access the software download area. If you do not yet have a login, please register on the site.

Before upgrading, please refer to this article: Calnex SNE: How do I upgrade the firmware?

Version 13.0

This release requires a license in order to operate. Please email Calnex Support to request your license and a link to download the firmware. When emailing, please state your name, company and the serial numbers of all your SNEs.


  • Added Wireshark support (launches Wireshark client on the controlling PC and sends packet data to it)

  • Added admin and password authentication support

  • Added new licensing support

  • Updated firmware upgrade page

  • Generic Packet Modifier - Added ability to randomise / increment / decrement byte values

  • Enhanced PCAP format support

  • Enhanced Packet Corruptor functionality

  • Enhanced map import / export capability

7.x Features not included in this release

  • Timeline automation

  • Virtual Routing

  • SNMP traps

  • PTP synchronisation

Version 11.0

First full release of the Web UI. Contains all the major impairments, filters, statistical graphs, traffic generators, Traffic Capture and Replay. See “7.x features not included in this WebUI release” below for a short list of notable omissions.


  • Completely overhauled user interface, now accessed from a standard web browser

  • Greatly enhanced editing functions (group select, copy / paste, zoom, undo previous actions)

  • Dashboard shows layout of network cards along with their status (including port reservation status)

  • Two different themes (light theme and dark theme) to suit users' individual preferences

  • Integrated help system

  • HTTPS support

  • Remote Control API additions: StopAsync and Status endpoints (for maps with large delays), also the ability to retrieve statistics for individual impairments or whole maps

7.x features not included in this WebUI release:

  • Wireshark

  • Timeline automation

  • Virtual Routing

  • SNMP traps

  • PTP synchronisation

Version 7.0


  • Bandwidth Throttle now supports up to 20MB input buffer

  • In multi-user mode, port reservation can now be performed via the REST API

  • Updated Start / End Point statistics, added individual / global port statistics reset, added individual / global port link reset (via right-click)

  • MPEG H.264 impairment re-implemented. Added H.265 dynamic payload and H.265 support

  • Added new Markov Packet Drop mode

  • Accumulate and Burst impairment how supports delay time of up to 1 second

Defect Fixes

  • Start Point packet duplication did not work correctly in some scenarios with real world traffic

  • Fixed Packet Corruptor enable / disable via REST API

  • Bandwidth Throttle and Delay re-enabled disabled impairments on map stop via REST API

  • Jitter disabled on map stop via REST API

  • REST API did not always report enable / disable status correctly for some impairments

  • Jitter no longer holds on to a single packet on disable

  • A map created with the G.1050 wizard would cause the system to reboot

  • Traffic Replay with large packets could cause the system to reboot

  • Packet Drop impairment did not return correct settings via REST API until traffic passed through it

  • Port reservation did not handle non-contiguous licensed ports correctly

  • Maximum time for Accumulate and Burst was lower than expected when Jumbo mode enabled

  • RTP Statistics TAP performance improved

Version 6.1

Defect Fixes

  • [SNE-548] Improved Bandwidth Throttle performance with TCP-based packet streams

  • [SNE-403] Fixed an issue restarting maps containing a packet capture TAP in overwrite mode

  • [SNE-406] PCAP files downloaded via RESTful Remote Control API did not contain a .pcap file extension

  • [SNE-453] Improved Packet Delay throughput for modes other than Constant

  • [SNE-455] Added enabling and disabling of Traffic Capture, Packet Corruption and Generic Modifier via the RESTful Remote Control API

  • [SNE-503] Fixed an issue that would prohibit large maps from starting successfully

  • [SNE-511] Fixed the Packet Reorder distance-based mode and improved throughput of this impairment

  • [SNE-478] Filters downstream of a VLAN filter on the “failed” path no longer increment their offsets by 4 bytes

  • [SNE-491] Fixed an issue with VLAN filters whereby traffic with non-zero PCP values would always fail

  • [SNE-569] VLAN IDs are now constrained to 0-4095

  • [SNE-492] Revised and updated the DiffServ filter DSCP list

  • [SNE-456] Fixed an issue with Jitter at high packet rates

  • [SNE-125] Fixed an issue that caused Jitter to reorder packets

  • [SNE-241] Fixed a memory leak

  • [SNE-533] Added admin SSH portal documentation

  • Fixed an issue that could cause a 10G port to advertise incorrect sync speeds

  • Updated supported Ethernet card firmware versions

  • Fixed an issue that could cause an upgrade to fail if the system clock was not set to the correct time

  • Fixed a Packet Drop issue in the time constraints functionality

  • Fixed an issue that could cause the Virtual Router to stop processing packets

  • Added additional debug information to the support logs

Version 6.0


  • RESTful Remote Control API

  • Link Flapping (via API)

  • Jumbo Frame Mode, supporting Ethernet frames up to 9216 bytes

  • Ability to download logs for support


  • Increased the Standard Frame Mode Ethernet frame size, supporting up to 1536 bytes

  • Enhanced Idle Traffic Flow behavior

  • Added VLAN tag support in Ethernet Fragmentation impairment

  • Enhanced performance of all drop based impairments (Bandwidth Throttle, Packet Drop, Sink Hole, etc)

  • Improved accuracy of all time based impairments (e.g. Delay, Jitter, Bandwidth Throttle, etc)

  • Improved performance and accuracy of the background traffic generators

  • Many more functionality and stability improvements

Usability Enhancements

  • SSH administration

  • Fix for graphs directly after a filter

  • New port icons

  • Many more GUI tweaks and improvements

Defect Fixes

  • [SNE-128] No data is being displayed if you insert a Bandwidth Stats Graph after a passed or failed link on a filter

  • [SNE-137] SNE Rel 5 Client Shows Wrong Traffic Path After Disabling Filter

  • [SNE-141] SNE Object Deletion Message Spelling

  • [SNE-144] SNE Captured Traffic Screen Incorrect

  • [SNE-145] SNE Traffic Capture Tap Invalid Options

  • [SNE-146] SNE GUI Shows Incorrect Traffic Flow When Filters are Disabled

  • [SNE-154] Stats Graphs Incorrect When Placed Directly After Filter

  • [SNE-170] When in Multi User mode, ports do not forward traffic on when not in use by on map

  • [SNE-171] Spirent GUI is calculating the Background Traffic Generator in 1024 instead of 1000

  • [SNE-172] Re-boot caused by repeated connection attempts

  • [SNE-174] SNE Reboots When 3 GB or Larger Traffic Capture Is Used

  • [SNE-181] Changes made to the Local Time from the Internal Clock do not persist on reboot

  • [SNE-246] Bandwidth Generator behaviour and performance

  • No labels