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IxLoad: IxLoad Data Sheet

Overview

IxLoadTM is the industry’s most scalable solution for testing converged multiplay services and application delivery platforms. IxLoad emulates data, voice, and video subscribers and their associated protocols for ultra-high performance testing. Unique and advanced subscriber modeling capabilities create realistic scenarios to validate subscriber quality of experience (QoE). IxLoad supports such video, voice, and data protocols1 as:

  • MPEG, IGMP, and RTSP
  • SIP and MGCP
  • HTTP, P2P, FTP, and SMTP.

IxLoad also tests the 3GPP wireless packet core network for GGSN using these protocols. In addition, It can test critical aspects of network infrastructure, such as DNS, DHCP, and AAA services. IxLoad also stresses security platforms using integrated L2/L3 authentication mechanisms such as 802.1x and NAC, as well generating malicious traffic for security testing.

Features2

  • Emulates a complete multiplay user environment by running data, voice, and video services simultaneously
  • Uses a flexible framework by offering in-depth features for functional and performance testing
  • Supports integrated automation capabilities
  • Analyzes quality of experience (QoE) per subscriber by supporting video quality metrics (MDI, VQMon) and voice quality scores (MOS)
  • Models realistic subscriber capability and allows applications and network to work in unison
  • QoE detective – features per-subscriber, per-IP or per-VLAN statistics to measure application performance information across multiple services, in real-time
  • Application replay – enables replay of stateful captures in order to simulate emerging and propriety Internet traffic at varying levels of performance
  • Provides network diagnostics of network-layer statistics in real-time for complete insight into test operation, allowing debugging and troubleshooting of complex network configurations
  • Sets network failure thresholds on a per-test basis, so as to prevent minor misconfigurations or network issues from stopping a valuable test run
  • Uses wizards to easily create complete tests, or to create new network topologies
  • Seeks test objective goals automatically, inclucing concurrent connections, connection rate, simulated users, and throughput
  • Uses built-in impairment with multiple impair profiles by introducing latency, jitter, and packet drops, fragmentation, and upload/download bandwidth limit to be applied on transmission
  • Supports real-time packet captures with filtering and ladder diagrams analysis
  • Packet analyzer – plays media packet payloads in a media player
  • Traffic mapping – configures the IP addresses and VLANs that will send and receive traffic to and from each other
  • Generates malicious traffic and detects the presence of illegal packets that were not discarded by a DUT under DDOS or vulnerability attack.
  • Supports IPv4 and IPv6
  • Supports 3GPP UMTS Gn interfaces
  • Uses link layer protocols like PPPoE, IPSec, and DHCP
  • Supports L2/L3 authentication mechanisms such as WebAuth, 802.1x and NAC
  • Uses real-world network configurations such as multiple subnetworks, unique MAC addresses, 802.1q, 802.1p, and emulated router support
  • Uses real-world user behavior bu employing “think” times, configurable responses, impairment, etc.
  • Uses a standard Linux TCP stack
  • Contructs ramp-up, ramp-down user sessions – linear, step, and adaptive modes
  • Provides extensive statistics and reports
  • Provides fully customizable statistics viewer with advanced graphing capabilities
  • Option to automatically log all

Supported Layer 7 Protocols

Data HTTP (1.0/1.1) SSLv2, SSLv3, TLSv1
FTP
TFTP
SMTP
POP3
IMAP
RTSP, RTP/UDP, RTP/TCP
Telnet
SSH
CIFS
DNS
DHCP
LDAP
RADIUS
Peer-to-peer BitTorrent
eDonkey
VoIP SIP
MGCP
H.323
H.248
Cisco SCCP (Skinny)
Video Multicast TV and Video on Demand
IGMPv2, IGMPv3
RTSP, RTP/UDP, UDP

Supported Standards

Network
  • RFC 826 - Ethernet Address Resolution Protocol
  • RFC 791 - Internet Protocol
  • RFC 2460 - Internet Protocol, Version 6 (IPv6) Specification
  • RFC 793 - Transmission Control Protocol
  • RFC 2581 - TCP Congestion Control
  • RFC 768 - User Datagram Protocol
HTTP
  • RFC 1945 - Hypertext Transfer Protocol -- HTTP/1.0
  • RFC 2616 - Hypertext Transfer Protocol -- HTTP/1.1
  • RFC 2246 - The TLS Protocol Version 1.0
FTP
  • RFC 959 - File Transfer Protocol
SMTP
  • RFC 2821 - Simple Mail Transfer Protocol
POP3
  • RFC 1939 - Post Office Protocol - Version 3
IMAP
  • RFC 3501 - Internet Message Access Protocol - Version 4rev1
CIFS
  • Dialect NT LM 0.12
DHCP
  • RFC 2131 – Dynamic Host Configuration Protocol
  • RFC 3046 – DHCP Relay Agent Information Option
Application Test
  • RFC 1945 - Hypertext Transfer Protocol - HTTP/1.0
  • RFC 2616 - Hypertext Transfer Protocol - HTTP/1.1
  • RFC 2246 - The TLS Protocol Version 1.0
SIP
  • RFC 3261 - SIP: Session Initiation Protocol
  • RFC2327, SDP
  • RFC2976, The SIP INFO method
  • RFC3262, Reliability of Provisional Responses in Session Initiation protocol (SIP)
  • RFC3264, An Offer/Answer Model with the Session Description Protocol (SDP)
  • RFC3265, Session Initiation Protocol (SIP)-Specific Event Notification
  • RFC3311, The Session Initiation Protocol (SIP) UPDATE Method
  • RFC3515, The Session Initiation Protocol (SIP) Refer Method
  • RFC3428, Session Initiation Protocol (SIP) Extension for Instant Messaging
  • RFC3966, The tel URI for Telephone Numbers
RTP
  • RFC3550, RTP : A Transport Protocol for Real-Time Applications
  • RFC3551, RTP Profile for Audio and Video Conferences with Minimal Control
  • RFC2833, RTP Payload for DTMF Digits, Telephony Tones and Telephony Signals
  • # RFC3389, Real-time Transport Protocol (RTP) Payload for Comfort Noise (CN)
MGCP
  • RFC 3435 - Media Gateway Control Protocol (MGCP) Version 1.0
Video
  • RFC 2326 - Real Time Streaming Protocol (RTSP)
  • RFC 3550 - RTP: A Transport Protocol for Real-Time Applications
  • RFC 3376 - Internet Group Management Protocol, Version 3
  • RFC 4445 - A Proposed Media Delivery Index (MDI)
  • RFC 2250 - RTP Payload Format for MPEG1/MPEG2 Video
  • RFC 2327 - SDP: Session Description Protocol
Wireless
  • 3GPP TS 29060 R7 GPRS Tunneling Protocol (GTP)
Telnet
  • RFC 854 - Basic Telnet protocol specification
  • RFC 855 - Telnet option specifications
  • RFC 856 - Telnet binary transmission
  • RFC 857 - Echo option
  • RFC 858 - Suppress Go Ahead option
  • RFC 859 - Status option
  • RFC 860 - Timing Mark option
  • RFC 1091 - Terminal Type option
  • RFC 1073 - Window Size option
  • RFC 1079 - Terminal Speed option
  • RFC 1372 - Remote Flow Control option
  • RFC 1184 - Linemode option
  • RFC 1408 - Environment Variables option
SSH
  • RFC 4250 - The Secure Shell (SSH) Protocol Assigned Numbers
  • RFC 4251 - The Secure Shell (SSH) Protocol Architecture
  • RFC 4252 – The Secure Shell (SSH) Authentication Protocol
  • RFC 4254 – The Secure Shell (SSH) Connection Protocol
DNS
  • RFC 1034 - Domain names - concepts and facilities
  • RFC 1035 - Domain names - implementation and specification
DHCP
  • RFC 951 - Bootstrap Protocol (BOOTP)
  • RFC 1534 - Interoperation Between DHCP and BOOTP
  • RFC 1542 - Clarifications and Extensions for the Bootstrap Protocol
  • RFC 2131 - Dynamic Host Configuration Protocol
  • RFC 2132 - DHCP Options and BOOTP Vendor Extensions (not all options are supported)
  • RFC 3046 - DHCP Relay Agent Information Option
  • RFC 3396 - Encoding Long Options in the Dynamic Host Configuration Protocol (DHCPv4)
RADIUS
  • RFC 2865 – Remote Authentication Dial In User Service

1Some protocols are part of the advanced protocol bundle only.

2Some features require the use of IxAnalyzer. See the ordering information for IxAnalyzer requirements.