Free Network Topology Mapper LanTopoLog
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LanTopoLog is an application that provides
physical network topology discovery, visualization and monitoring

About LanTopoLog Download Buy

The unregistered version has full functionality for testing and evaluation
but some features work for a limited time

Download LanTopoLog 2 2.40 (build 8, lantopolog240_setup.exe size: 1.17 MB)

Portable version of LanTopoLog 2 is available.
Portable LanTopoLog 2 does not need any installation.

Download portable LanTopoLog 2 2.40 (build 8, size: 1.18 MB)

LanTopoLog 2 version 2.41 beta supports SNMP v3

Download portable LanTopoLog 2 2.41 beta (build 5, size: 1.19 MB)

LanTopoLog service manager allows to run LanTopoLog as service

Download LanTopoLog service manager (build 1, size: 0.6 MB)

All updates are free. Updating the program:

Installable version: Stop the program. Install the new version.
The new version will keep the data and settings of the previous one.

Portable version: Unzip downloaded zip file to any directory.
If you wish to keep the data and settings,
replace the new folder ..\LanTopoLog2\... with the old one.

Version history

Version 2.40  (07-08-2018)  -  LanTopoLog can be run as service
Version 2.38  (10-06-2018)  -  Added export switch list to a CSV file
Version 2.36  (20-11-2017)  -  The program is faster and less freezing
Version 2.35  (14-10-2017)  -  Added support for SNMP Version 2c
Version 2.34  (14-08-2017)  -  Added import from Nmap scan result file
 and from Advanced IP Scanner scan result file
Version 2.33  (10-01-2017)  -  Improved algorithm for network topology discovery
 Added snmpset tool
Version 2.32  (26-12-2016)  -  Monitoring invalid and dropped packets (ifInErrors, ifInDiscards)
 Fixed a bug with resolving IPs and names
Version 2.31  (10-06-2016)  -  Computer hardware inventory with WMI, show LACP port
Version 2.30  (10-02-2016)  -  Display traffic charts for each port, fixed memory leak
Version 2.29  (03-06-2015)  -  Fixed index out of bound error
Version 2.28  (25-05-2015)  -  Fixed bug with incorrect traffic display
Version 2.27  (14-04-2015)  -  Display device manufacturer via MAC address lookup
Version 2.26  (19-01-2015)  -  Fixed some minor bugs
Version 2.25  (02-02-2014)  -  Show VLAN IDs
Version 2.24  (14-11-2013)  -  Fixed bug with IP to name resolution
Version 2.23  (13-08-2013)  -  Fixed some minor bugs
Version 2.22  (12-05-2013)  -  Added ping monitor
Version 2.21  (19-04-2013)  -  Added multi-threading for faster network discovery
Version 2.20  (11-04-2013)  -  Improved algorithm for network topology discovery
Version 2.19  (18-02-2013)  -  Two-pane browsing

Copyright © 2007-2018 by Yuriy Volokitin.  All Rights Reserved.