Welcome to the LANCOM Support Knowledge Base

In our Knowledge Base you will find informations about your LANCOM products as well as helpful instructions on configuration and troubleshooting.

Do you have ideas and suggestions about the content in the LANCOM Knowledge Base? Please send us an e-mail to: knowledgebase@lancom.de.

Knowledge Base articles on "LANCOM R&S®Unified Firewalls"

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  Setting up an IKEv2 VPN connection (site-to-site) between a LANCOM router and a LANCOM R&S®Unified Firewall (as of LCOS FX 10.4)
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  How do I reset a LANCOM R&S® Unified Firewall to its factory default settings?
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  Optional integration of a LANCOM R&S® Unified Firewall into an existing network with a LANCOM router as the gateway via Layer-3 loop
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  Where can I find the serial number for registering a LANCOM R&S®Unified Firewall license?
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  Operating a LANCOM R&S®Unified Firewall in transparent bridge mode
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  Setting up a backup connection for an established internet connection on a LANCOM R&S®Unified Firewall
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  LANCOM R&S®Unified Firewall: Manually updating the LCOS FX firmware by means of an '*.iso' firmware file
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  LANCOM R&S®UF Command Center: Adding a LANCOM R&S®Unified Firewall
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  Where can I find the LANCOM R&S®UF Command Center serial number and UUID?
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  Creating packet filter rules for LANCOM R&S®Unified Firewalls in the LMC

Knowledge Base articles on "Network Connectivity" & "VPN"

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  Knowledge Base documents on VPN connections with IKEv2
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  Configuring a dynamic DNS service in LANCOM routers
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  Setting up an Advanced VPN Client connection via IKEv2 to a LANCOM router with an IPv6 address
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  Manually set up an IKEv2 client-to-site VPN connection (IPv4) with the LANCOM Advanced VPN Client
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  Setting up an IKEv2 VPN connection with the LANCOM Advanced VPN Client
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  Secure surfing via WLAN hotspots – the LANCOM Advanced VPN Client
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  Setting up an IKEv2 client-to-site VPN connection (IPv4) between a LANCOM router and an iPhone/iPad manually
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  Configuring IPsec over HTTPS
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  Setting up a VPN Client connection over UMTS/3G or LTE/4G
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  LANCOM Advanced VPN Client: How to edit the IPSec Configuration (IKE & IPSec Policy)

Knowledge Base articles on "Wireless LAN"

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  Configuring a Public Spot scenario by means of a central gateway and using VLAN
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  Securing against the direct connection of a client to the Ethernet socket intended for an access point (802.1X)
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  New features and functionality for the station rules table
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  Knowledge Base documents LANCOM Public Spot Option and Public Spot scenarios
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  LANCOM Public Spot: Configuring a local subdomain for guest networks and sending a link to the login page with login credentials via SMS or e-mail
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  How to LANCOM with Kalle / Episode 6: Public Spot
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  LANCOM Public Spot: Configuring automatic re-login
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  Setting the SSID for point-to-point links
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  Incorporating the terms and conditions of use into Public Spot web sites
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  Setting up time or volume budgets for LANCOM Public Spot users

Knowledge Base articles on "Voice-over-IP (VoIP)"

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  Manually setting up a LANCOM VoIP router for ISDN and SIP providers without using the Setup Wizard
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  Troubleshooting guide: Error analysis in VoIP scenarios
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  Creating a PBX line on LANCOM VoIP routers
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  VoIP: Special considerations for the internal S0 bus with a LANCOM 1723 VoIP and LANCOM 1823 VoIP
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  LANCOM VCM: Call signaling when both ISDN lines are selected in the ISDN user configuration
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  LANCOM GS-23xx: Voice-VLAN configuration and automatic assignment to IP telephones by means of OUI address
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  LANCOM GS-23xx: Voice-VLAN configuration and automatic assignment to IP telephones by means of LLDP-MED
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  Explaining VoIP trace: Inbound phone call on a SIP trunk with an ISDN subscriber
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  Explaining VoIP trace: Outbound phone call on a SIP trunk with an ISDN subscriber
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  Adding additional SIP single accounts with the Setup Wizard

Knowledge Base articles on "Switches & Switching"

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  Information about updating LANCOM switches of the GS-23xx series to a firmware version 3.17
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  Configuration of the SFP ports on LANCOM Switches
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  PoE power distribution in the LANCOM switches GS-2326P(+), GS-2352P, GS-2328P and GS-2310P(+)
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  Using LANmonitor to enable and disable Ethernet ports and PoE ports on LANCOM switches
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  Configuring VLAN on LANCOM GS-23xx series switches
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  Best Practice recommendations for redundant scenarios with LANCOM switches
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  Configuring dynamic VLAN via RADIUS on a switch of the XS-51xx / XS-6xxx and GS-45xx series
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  Compatibility of transceiver modules and direct attach cables with LANCOM devices & LANCOM UF Extension Modules
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  Configuring VLAN on LANCOM GS-3xxx series switches
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  LLDP negotiation between an access point with LCOS LX and a switch from a third party manufacturer with PoE support for 802.3at

Knowledge Base articles on "LANCOM Management Cloud" & "LANtools"

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  Overview of the current LANCOM operating systems
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  Uninstalling the LANtools without user interaction (silent uninstall)
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  Manually creating nested firewall objects
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  Using the LANCOM QuickFinder in LANconfig, LANmonitor and WLANmonitor
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  Updating the firmware for LANCOM routers and access points (LCOS)
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  Configuring a cloud-managed hotspot in the LANCOM Management Cloud (all components LMC-managed)
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  Using the LMC to configure a LANCOM R&S®Unified Firewall as a central gateway, including use of the SD-Security feature
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  Troubleshooting guide: Support configuration file (*.spf) cannot be opened directly with a mouse click under Windows 7 to 10
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  Transferring configuration changes into the LANCOM Management Cloud
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  Supported communication protocols of the individual LCOS variants in LANconfig