Keysight 4957A Protocol Analyzer

Keysight wide area network protocol analyzers solve tough communications problems cost-effectively and efficiently. They can be used for installing customer equipment, troubleshooting network problems, or verifying the operation of your design.
 
An Easy-to-Use Testing Environment
  • Auto-configure determines line parameters within seconds
  • Softkey-driven menus guide you through the appropriate selections for any given field