Single Port 10/100 UTP TAP (USB)


Full Duplex, Fast Ethernet Monitoring via USB interface
A perfect partner for existing software analysers like Wireshark/Ethereal or any other commercial analyser


  • Full-Duplex aggregation into USB2.0 - i.e. connects directly into a standard PC, no extra network cards or PSU needed
  • Non intrusive in-line monitoring
  • Permanent network link guaranteed
  • Monitoring for all protocol levels
  • No package loss
  • Easy STAT statistic tool included (model -S)
  • Precise Nanosec time stamp feature (model -TF)
  • MAC/IP filter feature (Model -TF)
  • 802.3af/Power-over-Ethernet (PoE) supported
  • very compact, only 24 x 55 x 103 mm
  • USB powered, no PSU required

What's Included
  • Either:  model C1AP-100-S with 'Easy STAT' analyser software with drivers on 2GB USB memory stick  <more>

  • 0r:  model C1AP-100-TF with NanoSec Time Stamp feature plus hardware based MAC /IP filter feature <more>

  • RJ45 network connection cable, 2.0 metre

  • USB2.0 cable, 1.8 metre

  • Pouch for protection

  • PDF Manual, lifetime technical support by phone or email

Datasheet (259KB) >>

Order code: C1AP-100-S   We regret we can no longer supply this item  
Order code: C1AP-100-TF We regret we can no longer supply this item  
 C!AP-100-S/TF abbreviated specification & additional information


  • A single port 10BaseT/100BaseTX Test Access Port for half/full duplex Ethernet networks
  • Monitors all 7 protocol layers including errors in real time
  • Designed to work with third party software like Wireshark/Ethereal, Optiview, Etherpeek etc.,
    USB key included with necessary drivers
  • Once in place, enables monitoring of half/full duplex networks and removal of test equipment without breaking the network circuit
  • Security:
  • Non-intrusive, invisible to the network
  • Does not interfere in auto negotiation/speed or duplex settings
  • No packets are lost if power fails or the USB port is disconnected

    Network Ports:
  • Ports A and B provided, with RJ45 sockets
  • One 2 metre cable provided

    TAP Port:
  • Full-duplex aggregation into USB2.0 (480Mb) port
  • USB lead supplied
  • LED indicators:
  • One LED shows power
  • Two LEDS show link/activity
  • Two LEDs show CRC errors on monitored link

  • USB powered, no external PSU required
  • 802.3af Power-over-Ethernet (PoE) supported

  • Dimensions (TAP alone): (HxWxD) 24 x 55 x 103 mm (0.9 x 2.2 x 4.1 inches)
  • Dimensions (in pouch):    26 x 100 x 165 mm (1.0 x 3.9 x 6.5 inches)
  • Weight: 200 g (7.1 oz)


                       New Forest Electronics Tel. +44 (0) 1425 650089                 Issue 3.95    28 April 2022