https://wiki.plecko.hr/ 2026-04-24T10:50:42+00:00 https://wiki.plecko.hr/ https://wiki.plecko.hr/lib/tpl/bootstrap3/images/favicon.ico text/html 2019-10-31T09:06:00+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.plecko.hr/doku.php?id=windows:net:ipsec_l2tp_no_policy&rev=1572509160&do=diff Enable Windows VPN connection when server or client behind NAT Modern Windows devices do not support L2TP/IPsec connections when the Windows computer or VPN server are located behind a NAT. If the Windows VPN client fails with Error 809 when trying to establish a VPN connection to an MX located behind a NAT, add the text/html 2019-10-31T09:06:00+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.plecko.hr/doku.php?id=windows:net:rouge_dhcp&rev=1572509160&do=diff Detect rogue DHCP servers If your clients experience network access problems due to incorrectly leased IP addresses & incorrect options, you probably have a rogue DHCP server on the network. Rogue DHCP servers are those DHCP servers that are misconfigured, unauthorized unknowingly or those that are configured with a malicious intent for network attacks. text/html 2019-10-31T09:06:00+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.plecko.hr/doku.php?id=windows:net:start&rev=1572509160&do=diff Networking * Detect rogue DHCP servers * Enable Windows VPN connection when server or client behind NAT