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Javvin Packet Analyzer is competitive in features and performance with other tools that are priced multiple times higher...simply try it.

Special Offer

Order the network traffic monitor and analyzer now and get a free copy of Javvin's Map of Communication Protocols.

Network Protocols Map and Guide Poster

Network Communication Protocols Map

TCP/IP Quick Guide Click to Order.

Networking Technology Map posters, click the chart to see details.

Network Protocols Handbook


Ethernet Quick Guide Click to Order.

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Colasoft CAPSA

Colasoft Capsa is a network sniffer designed for network traffic monitoring, protocol analysis and network diagnosis. Colasoft Capsa analyzes the network traffic of the local computer, or the local network. With real time packet capture and analysis, Colasoft Capsa makes your network operation completely transparent, allowing network problems to be quickly isolated and rectified. The intuitive, easy-to-use interface of Colasoft Capsa allows both IT professionals, and novice users to get up to speed quickly and efficiently.

Javvin OEMed the Colasoft CAPSA and re-branded it into Packet Analyzer CAPSA. If you buy the Packet Analyzer CAPSA, you will get all the before and after sales support from Javvin staff in the United States. In addition, we will mail you a free copy of the Network Protocols Map poster.  Download now and give it a try.

Colasoft CAPSA (Packet Analyzer CAPSA) - Key Features

Colasoft CAPSA is an advanced network traffic monitoring, analysis and reporting tool, based on Windows operating systems. It captures and analyzes all traffic transport over both Ethernet and WLAN networks and decodes all major TCP/IP and application protocols. With Colasoft CAPSA, you can easily filter the network traffic to focus on the information that you are looking for. The comprehensive reports and graphic views enable you to understand network performance and bandwidth usage quickly,  to check network health and identify problems in a few simple steps.

Two Editions

  • Packet Analyzer (Colasoft CAPSA) Professional Edition:  designed for network professionals who need to do daily network traffic monitoring, protocol analysis, and network and application troubleshooting.
  • Packet Analyzer (Colasoft CAPSA) Enterprise Edition:  on top of all functions and features of the Professional edition, this edition provides more advanced functions such as comprehensive statistical report and graphic views, additional adaptor support, advanced packet filters, etc.  This is the solution for a business to do real time network monitoring, traffic and usage analysis, troubleshooting and much more... 

For details of the feature comparison of the two editions, click here.

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Affordable Solution for Tech Hands and Business Brains

Colasoft CAPSA is a comprehensive and affordable solution to the following problems:

  • Troubleshooting network problems;

  • Debugging new applications with network communication involved;

  • Monitoring network traffic for performance, bandwidth usage, and security reasons;

  • Analyzing network traffic to trace specific transactions or find security breaches;

  • Monitor user Internet access, email communication and other transactions to enforce company policies.

  • Generate and view reports in tables and charts on network usage and statistics for network performance review and planning, network auditing and many other purposes.  

Ease to Use
Colasoft CAPSA has extensive capabilities yet very easy to use. Even a novice can use it with minutes of self-training. The user can sort and manage captured data in many different ways by clicking buttons on the screen.  All the decoded data are shown in plain English in addition to hex ASCII codes. Colasoft CAPSA is designed to save you time and money with no "University" training required!

Comprehensive Features

  • Real-time packet capture and analysis over both Ethernet and WLAN;
  • Many reports and graphic charts allow you to see various statistics, top talkers and much more...
  • Reconstructs TCP/IP sessions and enables you to see data in its original formats;
  • Expert analysis module to diagnose common network problems quickly
  • Advanced filter and analysis module for HTTP/HTTPS Internet traffic allows you to understand you user Internet activities;
  • Advanced filter and analysis module for emails with protocol POP/Pop3, SMTP and IMAP allow you filter and analyze iffy emails, display and save in Outlook Express Message Format;
  • Protocol decoders for TCP/IP and many application protocols including ARP/RARP, 802.2 and 802.3, ICMP, IP, TCP, UDP, DNS, POP3, SMTP, IMAP, HTTP/HTTPS, TELNET, FTP, NetBIOS, DHCP, BOOTP, SMB, CIFS, and PPPoE, H.323... to name a few.
  • Powerful and easy to set filters allow user to focus on useful traffic and narrow down problems; 
  • Easy to use interface with comprehensive user customization features; supporting MS terminal and multiple monitors;
  • Traces TCP connection states dynamically and displays them in an easy to understand format;
  • Allows data import and export for the best analysis. Support data formats of major networking sniffing tools such as Sniffer(TM), WildPackets as well as .html, .CSV and text format.

System Requirements:

Minimum requirements:

  • P3 500 CPU
  • 256 MB RAM
  • Windows 2000 (SP 4 or later), Windows XP (SP 1 or later), Windows 2003 and Windows Vista
  • Internet Explorer 5.5 or higher
Recommended requirements:
  • P4 3.0G CPU
  • 512 MB RAM or more
  • Windows 2000 (SP 4 or later), Windows XP (SP 1 or later), Windows 2003 and Windows Vista
  • Internet Explorer 5.5 or higher

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Colasoft CAPSA (Packet Analyzer CAPSA) Feature Details

Packet Builder
Packet Builder is  a handy tool to check your network vulnerability against attacks and intruders. Packet Builder allows packet creation and alteration with powerful editing features: HEX editing of raw data and Decoding Editor to edit specific protocol fields easily.  Packet Builder also allows saving packets to files and re-sending packets to the network.
Tools
1. Packet Player: Replay the captured packets for network testing.
2. Ping Tool: Checking network device availability.
3. MAC Scanner: scan LAN physical address in LAN.
Matrix view of peer conversations
The matrix view allows user to see the peer conversations graphically and in table format - a great feature for instant understanding of network traffic among end points.
Expert Network Diagnosis Module
From the Diagnoses view, you are not only able to see the event count by network layer, but also know event-related information such as source, destination, packet number, etc. This feature allows user to pin-point network problems quickly.

Real-time monitoring and analyzing   

  • Monitors and captures packets at wire speed
  • Real time display of analyzed data
  • Captures all packets transmitted over local host and LAN 
  • Record and calculate traffic in micro-seconds
  • Capture and log email messages, web accesses and FTP traffic
  • IP packet loopback (Enterprise edition)
  • Support Ethernet (10Mbps - 1Gbps) adaptors, 
  • Support multiple adaptors and dial-up adaptor (Enterprise edition)

Protocol decodes and analysis

  • Decodes packet headers for the often used TCP/IP protocols and applications
  • Shows packet data in HEX, ASCII and EBCDIC
  • Reveals message protocols and data sizes
  • Displays IP addresses and MAC addresses of captured hosts
  • Reconstructs TCP streams into original messages

Comprehensive statistics, reports and graphs (Enterprise Edition)

  • Decodes packet headers for all popular TCP/IP protocols and applications
  • Shows packet data in HEX, ASCII and EBCDIC
  • Reveals message protocols and data sizes
  • Displays IP addresses and MAC addresses of captured hosts
  • Reconstructs TCP streams into original messages

Friendly user interface

  • Multiple-views: Nodes, IP address, TCP connection, UDP session, Packets, Email Messages, Web traffic and Transactions
  • Summary screen for all major traffic flow statistics 
  • Supports multiple windows in a project
  • Supports multiple projects at one time
  • Comprehensive display -views

Flexible Filters

  • Flexible filter: Packet Filter, Email Filter, Web Access Filter
  • By MAC address or IP address
  • By port numbers
  • By protocols
  • By packet size, packet value or packet pattern (Enterprise edition)
  • Advanced Boolean rules for complex filter formulas (Enterprise edition)
  • Supports multi filters simultaneously
  • Tracks filter history 
  • Shares filter settings between projects
Comprehensive Output
  • Generating statistics reports
  • Generating log files
  • Saving project data and settings
  • Importing and exporting packets in multi-formats
  • Print and print preview

Working with other tools

  • Allow import data from the captured files by other popular sniffing tools such as Sniffers (Network General), EtherPeek and AiroPeek (Wildpackets)
  • Allow export data in the format recognizable by other popular sniffing tools such as Sniffers (Network General), EtherPeek and AiroPeek (Wildpackets)
  • Allow data import and export in general format such .CSV, html and text
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For more information, read the user's guide, or click to download the datasheet.