LTE Support

Releases and Updates

A single system emulates all elements of the LTE network - eNodeB, MME, S-GW, PDN-GW, HSS/AAA, PCRF, MBMS-GW, MCE, ePDG and ANDSF.

LTE Emulators

Release Version 13.0.0.2

Date of Release: March 17, 2017

New features in this release:

  • C-SGN Emulator:
    • Includes the MME, SGW and PGW Emulators – with new interfaces and functions for testing CIoT base stations and devices compatible with 3GPP Release 13 specifications.
    • New Functions:
      • Control Plane CIoT EPS Optimization for eMTC and NB-IoT
        • Enhancements in S1 Setup, eNodeB Configuration Update, UE Attach, Detach, Context Release, TAU, Handover
        • IP Data Transport over NAS
        • MO Data from and MT Data to Idle UE
        • Paging enhancement for eDRX and PSM capable UE
        • Extended buffering of downlink data for Idle UE to support high-latency communication
      • EPS Attach without PDN Connectivity
      • SMS Transfer for CIoT UE
    • New Interfaces:
      • GTPu based S11-U between MME and SGW
  • eNodeB Emulator:
    • Simulation of eMTC and NB-IoT UE and eNodeB conforming to 3GPP Release 13 enhancements for Cellular IoT.
  • User Plane performance improvement:
    • More than 1 Gbps user-plane throughput on suitable hardware.

Release Version 11.1.0.4

Date of Release: September 5, 2016

New features in this release:

  • PGW Emulator:
    • GTP-based S2a and S2b interface.
  • ePDG Emulator:
    • GTP-based S2b interface.
    • IPv6 addressing on SWu interface.
    • Dead Peer Detection on SWu interface.
    • PGW selection using DNS.
    • Peer node failure detection and handling.
  • UE SWu Emulator:
    • IPv6 addressing.
    • Dead Peer Detection.
    • IKEv2 and ESP Re-keying.
    • NAT Traversal.
  • HeNB-GW Emulator:
    • IPv6 addressing on S1-MME and S1-U interfaces.
    • Trace.
    • DSCP marking on Uplink and Downlink data traffic.
    • Location Reporting.
    • LPPa Transport.
    • Overload handling.
  • MME Emulator:
    • UE Radio Capability Match support.
    • Management-based MDT PLMN List.
  • UE Controller:
    • IMS call quality (MOS) measurement.
    • File streaming during IMS call.
    • YouTube video streaming and quality (MOS) measurement.
    • GPS information retrieval.
    • Signal Status Tracking.
    • Support for newer versions of adb.
    • Support for Android M devices.
    • IPv6 support for iPerf and FTP.
    • Support for Windows devices.
    • Support for iPhone devices.
  • Reduced memory footprint compared to version 11.0.
  • NetTest UE Tester: Includes a small cell and a complete EPC Emulator on a portable platform.
  • Supported Linux distributions:
    • CentOS 7.2 and Ubuntu 16

Release Version 11.0.0.115

Date of Release: April 29, 2016

New features in this release:

  • User Plane performance improvement: Up to 2x faster user-plane throughput on suitable hardware compared to release 10.2.
  • UE Emulator with S14 and SWu interfaces.
  • User Traffic Impairment configuration.
  • Support for Kamailio IMS Server to test IMS Voice Calls, Video Calls and SMS.
  • DSCP marking on Uplink and Downlink traffic over S1u, S5u and SGi interfaces.
  • MCE Emulator with M3 and M2 interfaces.
  • M2 interface in eNodeB Emulator.
  • Location Services (LCS):
    • SLg and SLs interfaces in MME Emulator to external GMLC and E-SMLC.
    • SLh interface in HSS Emulator to external GMLC.
  • Untrusted non-3GPP Access:
    • Handover from 3GPP Access Network.
    • Emergency Services.
    • Home-Routed and Local-breakout Roaming.
    • Re-keying over IKEv2 and ESP tunnels.
  • Trusted non-3GPP Access: HSS-initiated procedures.
  • Control Plane performance improvement: Up to 10x faster signaling procedures on suitable hardware compared to release 10.2.
  • GERAN and UTRAN support in HSS Emulator with S6d interface.
  • VoLTE with SRVCC Handovers with 3GPP Access networks:
    • S1-MME enhancements in MME Emulator.
    • Sv interface in MME Emulator to external MSC.
    • Sh interface in HSS Emulator to external IMS.
  • LIPA and SIPTO support in MME and HSS Emulator.
  • HeNB Gateway Emulator with S1-MME and S1-u interfaces. It also supports optional user-plane aggregation, LIPA, protocol policy setting for negative testing.
  • Untrusted non-3GPP Access: Multiple PDN connection and disconnection.
  • Untrusted non-3GPP Access: Handover to 3GPP Access Network.
  • ePDG Emulator with SWm, SWn, SWu, S2b interfaces. Only PMIP based S2b is supported. NAT Traversal on SWu interface.
  • Untrusted non-3GPP Access Network support in HSS/AAA and PGW.

Release Version 10.2.0.15

Date of Release: August 28, 2015

New features in this release:

  • Support for IPv6 for signaling between LTE Network Elements.
  • MBMS-GW Emulator with M1, Sm, SG-mb and SGi-mb interfaces and internal BM-SC Simulator to generate MBMS traffic.
  • eMBMS support in eNodeB and MME Emulator.
  • Inter-working with trusted non-3GPP Access Network with S2a, S6b, STa and Gxa interfaces.
  • AAA Server functionality in HSS Emulator.
  • SMS transmission from MME to UE and UE-to-UE SMS loopback support in MME.
  • Equivalent PLMN and Forbidden TA/LA configuration in MME.
  • Minimization of Drive Test (MDT) configuration and activation.
  • HSS-initiated Trace Activation/Deactivation on S6a.
  • GERAN and UTRAN support in PCRF.
  • AF Session Establishment/Termination/Modification in Visited PLMN.
  • Support for Diameter Redirect Agent and Diameter Proxy Agent in SGW and PCRF.
  • Gxc interface in PCRF Emulator.
  • Cx interface in HSS Emulator to test IMS Voice Calls and SMS.
  • Use of OpenIMS Server to test IMS Voice Calls and SMS.
  • Use of DHCP server co-located with PGW for allocation of UE IP addresses.
  • ANSDF Emulator with S14, Zh and Ub interfaces.
  • UES14 Emulator with S14 interface.

Release Version 10.1.0.9

Date of Release: August 20, 2014

New features in this release:

  • Standalone PCRF Emulator with interfaces Gx, Rx, S9 and proprietary Sp.
  • Standalone HSS Emulator with S6a interface.
  • Multimedia Priority Service.
  • Support for Diameter Redirect Agent and Diameter Proxy Agent in MME and PGW.
  • Network-triggered Service Restoration with GTP based S5/S8.
  • UE IPv6 Address assignment via DHCPv6 for GTP-based S5/S8.
  • PS Handover during CS-Fallback to GERAN and UTRAN.
  • Support for Relay Node in MME.
  • HSS Identity resolution and SGW selection using DNS in MME.
  • Support for Radio Resource Management and Mobility Restriction in MME.
  • UE Time Zone reporting.
  • Support for APN Restriction.
  • PGW Restart Indication and Modify Access Bearer Request support in MME and SGW.

Release Version 10.0.0.7

Date of Release: February 24, 2014

New features in this release:

  • 3GPP Release 10 Compatibility:
    3GPP Release 10 enhancements in S1AP, GTP, PMIP and Diameter messages.
  • Local Breakout Roaming using GTP-based S5.
  • Inter-working with GERAN and UTRAN:
    Supports access to LTE Core Network via GERAN/UTRAN and both Idle and Connected mode mobility between GERAN/UTRAN and LTE Network.
  • CS-Fallback to GERAN and UTRAN:
    Supports Combined Attach to CS+PS network, SMS over SGs and Mobile Originating and Terminating Voice Calls with Suspension of PS service during CSFB.
  • CS-Fallback to CDMA2000 1xRTT Network:
    Supports Mobile originating and terminating voice call and SMS without PS Handover.
  • Support for dedicated bearers on PMIP-based S5/S8 interface:
    Supports Gxc in SGW. .
  • Complete and Partial Path Failure handling.
  • GTP-U Error Indication handling.
  • Remote packet capture from Emulators Console using Wireshark.
  • Subscriber Monitoring using Emulator Console.
  • PGW selection in MME and Charging Server selection in PGW using DNS.
  • Support for Trace Activation and Deactivation from external HSS using S6a interface.

Release Version 9.2.0.7

Date of Release: July 23, 2013

New features in this release:

  • Emergency Session
  • CMAS - SBc interface between MME and Cell Broadcast Centre (CBC) and simulation of Alerts from MME
  • PMIP-based S5/S8 interface, with support for Default Bearer establishment only
  • Bearer Release initiated by eNB and MME
  • UE requested DHCP-based IPv4 address assignment
  • HSS Initiated APN-AMBR, QCI, ARP Modification
  • PCRF-initiated Location Reporting using the Emulators' Tcl scripting API
  • Support for IPv6 user plane traffic on dedicated bearer

Release Version 9.1.0.8

Date of Release: February 22, 2013

New features in this release:

  • S6a interface in MME to communicate with external HSS
  • S13 interface in MME to communicate with external EIR
  • IPv6 user plane traffic – only on default bearer
  • Trace in SGW and PGW
  • Roaming – Home-Routed

Release Version 9.0.0.10

Date of Release: November 27, 2012

This release includes MME, SGW and PGW Emulators that are compliant to 3GPP Release 9 standards.

New features in this release:

  • SGW Selection in MME based on Tracking Area
  • Configuration of protocol timers

Release Version 4.2.0.18

Date of Release: November 3, 2012

This is a maintenance release and includes bug fixes over the previous version of the Emulators. The release notes include details of all maintenance releases made in the 4.2 series.

Release Version 4.2.0.1

Date of Release: April 11, 2012

This version includes support for:

  • PDN-GW - Initiated DHCP-based IPv4 address allocation to subscribers
  • Separate IPv4 addresses for each 3GPP logical interface

Release Version 4.1.0.7

Date of Release: March 5, 2012

This is a maintenance release and include bug fixes over the previous released 4.1 version.

Release Version 4.1.0.1

Date of Release: December 30, 2011

This version includes support for IPv6 and IPv4/v6 PDN type.

Beta Release Version 3.2.0.4

Date of Release: June 14, 2011

This version of the Emulators contain support for simulation of X2 based handover, enhanced support for home-eNB with Hybrid Access Control and support for OTA provisioning of CSG subscribers using the NAS control plane.

Beta Release Version 3.0.0.28

Date of Release: February 28, 2011

This version of the Emulators supports GTP-based S5 / S8 interface in SGW and PGW Emulators,S13 interface in MME Emulator, Inter-PLMN procedures, Negative Testing scenarios, Multi-homing on S1-MME and contains bug fixes over the previous version.

New features in this release:

  • UE-initiated Bearer Resource Allocation and Modification.
  • Negative testing of S1-MME , S11 and S5/S8 interfaces.
  • Support for portable Emulator configurations. A configuration file saved in one test setup can be used in another test setup.
  • Configuration of multiple neighboring SGW / HSS / MME in MME Emulator.
  • HSS-initiated UE Context modification. (for internal HSS only).
  • GTP-U data classification based on TFT parameters.
  • Intra-LTE Roaming (using GTP-based S8)

Beta Release Version 2.0.0.18

Date of Release: Oct 26, 2010

The LTE Emulators emulate a number of 3GPP LTE network elements, including the Evolved NodeB (ENodeB), the Mobile Management Entity (MME), the Serving Gateway (SGW) and the PDN Gateway (PDN-GW). The Emulators are implemented according to the 3GPP Release 8 standards. The Emulators implement the network interfaces and the communication protocols required for the emulated ENodeB, MME, S-GW and PDN-GW to operate in an LTE/SAE network.