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Police code. A police code is a brevity code, usually numerical or alphanumerical, used to transmit information between law enforcement over police radio systems in the United States. Examples of police codes include "10 codes" (such as 10-4 for "okay" or "acknowledged"—sometimes written X4 or X-4), signals, incident codes, response codes, or ...
Ten-codes, officially known as ten signals, are brevity codes used to represent common phrases in voice communication, particularly by US public safety officials and in citizens band (CB) radio transmissions. The police version of ten-codes is officially known as the APCO Project 14 Aural Brevity Code.[ 1]
Packet Tracer is a cross-platform visual simulation tool designed by Cisco Systems that allows users to create network topologies and imitate modern computer networks. The software allows users to simulate the configuration of Cisco routers and switches using a simulated command line interface. Packet Tracer makes use of a drag and drop user ...
A packet analyzer used for intercepting traffic on wireless networks is known as a wireless analyzer - those designed specifically for WiFi networks are WiFi analyzers. While a packet analyzer can also be referred to as a network analyzer or protocol analyzer these terms can also have other meanings. Protocol analyzer can technically be a ...
A Barker code or Barker sequence is a finite sequence of N values of +1 and −1, with the ideal autocorrelation property, such that the off-peak (non-cyclic) autocorrelation coefficients. are as small as possible: for all . [ 1] Only nine Barker sequences [ 6] are known, all of length N at most 13. [ 7] Barker 's 1953 paper asked for sequences ...
Traffic policing (communications) In communications, traffic policing is the process of monitoring network traffic for compliance with a traffic contract and taking steps to enforce that contract. Traffic sources which are aware of a traffic contract may apply traffic shaping to ensure their output stays within the contract and is thus not ...
Home Office radio. Home Office radio was the VHF and UHF radio service provided by the British government to its prison service, emergency service ( police, ambulance and fire brigade) and Home Defence agencies from around 1939. The departmental name was the Home Office Directorate of Telecommunications, commonly referred to as DTELS.
13 ARGUS ARGUS 0x0E 14 EMCON EMCON 0x0F 15 XNET Cross Net Debugger IEN 158 [2] 0x10 16 CHAOS Chaos: 0x11 17 UDP User Datagram Protocol: RFC 768: 0x12 18 MUX Multiplexing: IEN 90 [3] 0x13 19 DCN-MEAS DCN Measurement Subsystems 0x14 20 HMP Host Monitoring Protocol: RFC 869: 0x15 21 PRM Packet Radio Measurement 0x16 22 XNS-IDP XEROX NS IDP 0x17 23 ...