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Sparqz
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MikroTik + FortiGate L2TP/IPSec

Hi All, Has anyone had any experience configuring a MikroTik router and FortiGate firewall to talk to each other with L2TP + IPSec ? Here' s the curly part, the MikroTik router is behind an ADSL router and the ADSL router doesn' t appear to be passing ESP / IPSec packets. I can get a L2TP tunnel established - is it possible to establish an IPSec link over this? or do the protocols interfere with each other? To make matters worse I don' t have access to the MikroTik router (remote support) and neither of us have access to the ADSL router. In the event that I must use L2TP on its own, if the MikroTik has a PPP assigned address of 192.168.82.1, (I forget how PPP works now), a LAN device behind the MikroTik should have a gateway address of which device? 192.168.82.1 or an IP address on the FortiGate? friday...
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