The world`s foremost network protocol analyzer for Windows

Wireshark (64-bit)
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Wireshark 1.2.7 (64-bit)

  -  19.44 MB  -  Freeware
Free Download

Security Status

Sometimes latest versions of the software can cause issues when installed on older devices or devices running an older version of the operating system.

Software makers usually fix these issues but it can take them some time. What you can do in the meantime is to download and install an older version of Wireshark 1.2.7 (64-bit).


For those interested in downloading the most recent release of Wireshark (64-bit) or reading our review, simply click here.


All old versions distributed on our website are completely virus-free and available for download at no cost.


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Download Wireshark 1.2.7 (64-bit)
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  • Wireshark 1.2.7 (64-bit) Screenshots

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    Wireshark 1.2.7 (64-bit) Screenshot 1
  • Wireshark 1.2.7 (64-bit) Screenshot 2
  • Wireshark 1.2.7 (64-bit) Screenshot 3
  • Wireshark 1.2.7 (64-bit) Screenshot 4
  • Wireshark 1.2.7 (64-bit) Screenshot 5

What's new in this version:

The following bugs have been fixed:
- SNMPv3 Engine ID registration.
- Open file dialog always displayed when clicking anywhere on Wireshark.
- tshark reports wrong number of bytes on big dumpfiles with -z io,stat.
- Negative INTEGER number displayed as positive number in SNMP dissector.
- Add support for FT_BOOLEAN fields to wslua FieldInfo.
- Wireshark crashes w/ GLib error when trying to play RTP stream.
- Windows 2000 support has been restored.
- Wrong dissection on be_cell_id_list for bssmap.
- I/O Graph dropdown boxes not working correctly.
- Runtime Error when right-clicking field and selecting "Filter Field Reference".
- In GSM SMS PDU TPVPF showing wrong.
- Profinet: May be wrong defined byte meaning.
- GLib-CRITICAL ** Message.
- Certain EDP display filters trigger Wireshark/tshark runtime error.
- Some NCP frames trigger "Dissector bug, protocol NCP".
- The encapsulation abbreviation "bluetooth-h4" is ambiguous.

Updated Protocol Support
- BSSMAP, DMP, GSM SMS, LDSS, NCP, PN/IO, PPP, SIP, SNMP

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