VSCode Network Tools

The goal of this extension is to provide a set useful tools for anyone that needs to analyze the network. Tested and optimized for large files.

Features

• PCAP and PCAPNG file viewer with parsers for the following protocols:

  • Ethernet II
  • SLL2
  • 802.1Q VLAN
  • PPPoE (Discovery)
  • ARP
  • IPv4
  • IPv6
  • IGMP
  • TCP
  • UDP
  • DHCP
  • ICMP
  • ICMPv6
  • DNS & mDNS
  • HTTP
  • VXLAN

• Ability to search within and copy/paste from ouput.

• Ability to save as text to make sharing content easier.

• Maximum compatibility with PCAP and PCAPNG files, including those output by pktmon and wireshark, with graceful handling of unknown protocols.

Requirements

This extension does not require any addition software, and works on Windows, Linux, and MacOS.

Contributions

This project was written and is maintained by Zach Cusanza. Please submit issues with this extension and feature requests to the vscode-net-tools github repo.

Contributions are also welcome!

Known Issues

None!

Release Notes

1.2.1

• Improved rendering speed, time to display is now approximately 10 seconds per 100000 packets

1.2.0

• Updated icon

• Expanded on DNS implementation with more record types

• Optimized binary output for large files

• Added new protocol parsers:

  • PPPoE (discovery only)
  • IGMP versions 1-3
  • VXLAN

• Fixed bugs:

  • Exception handling on a per-line basis
  • Incorrect options offset for ICMPv6
  • Excess data in known protocols for IPv4
  • Excess parenthesis in IPv6 output

1.1.0

• Implemented SLL2, 802.1Q VLAN, HTTP, PCAPNG Simple Packet Block

• Fixed bugs:

  • Incorrect packet length calculation when captured length < original length
  • PCAPNG packets not aligned to 4 byte boundary caused incorrect calculation
  • Handling of non-ethernet packets
  • Showing line-numbering for non-packet rows

• Added in-line comments

1.0.0

• Initial release of VSCode Network Tools