To monitor (bi-directional) Serial communication RS-232 between two devices without physical cable, you can use the freeware Bill Serial Monitor. This freeware enable you to view, log, test and analyse the activity of the serial RS-232 port. If you want to monitor the serial protocol of two different serial devices you can use our Protocol Analyser function. DSR, CTS, DTR and RTS can also be controlled

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HHD Accurate Network Monitor - ip packet sniffing, monitoring and protocol analyzer software tool that can sniff internet protocols performing tcp / ip, udp / ip communication traffic analysis. LAN connection sniffer and internet data capture utility. You will find this program useful while viewing, logging, testing, troubleshooting any network service. Can be used to spy, view, log, test and analyze HTTP, SMTP, FTP, POP3, IMAP, LDAP, H323, SIP.

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Free software serial port monitor, Com Rs232 sniffer with communication packet data analyzer. This monitoring utility can spy, capture, view, analyze, test com ports activity performing com port connection and traffic analysis with data acquisition and control. You can use this system as device interface testing tool, modem data transfer viewer and so on.

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Comm communicates in a peer-to-peer fashion: any two nodes can talk. This flexibility allows you to emulate just about any architecture including client-server and one-on-one communications. Mini-Comm also ships with a basic text sender and receiver in case you want to roll your own communications. * You can specify a password on both ends for highly-secure communications. Mini-Comm has 256-bit AES encryption built-in, or you can encrypt the data

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COMM-DRV++ supports the Zmodem (w/Crash recovery), Xmodem (CRC & Checksum), and Ymodem (Batch, 1K, G). *COMM-DRV++ supports communications on any number of serial ports concurrently. *COMM-DRV++ supports hardware handshaking (RTS/CTS, DTR/DSR), and software handshalking *COMM-DRV++ supports adjustable communication buffers of any size. *COMM-DRV++ supports multiple string/token searches of any size. *COMM-DRV++ supports all Hayes compatible modems

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A HTTP protocol network sniffer, HTTP packet analyzer and file rebuilder. Unlike most other sniffers, it is dedicated to capture IP packets containing HTTP protocol, rebuild and save the HTTP communications and files sent through HTTP protocol. New version supports chunked or gzip mode. It is a helpful tool for company managers, parents, LAN administrators, security professionals to supervise the web access and HTTP traffic on the LAN.

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