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...er/firewall, then you could use this to firewall your network, and provide NAT (if that's what you want to do). The points are similar to the above exampl *Your firewall can be the DHCP server, can run NAT etc. for your LAN

...ress and any external clients, you may also use one of these addresses for NAT (more on that later). == Bringing it all together with NAT, bonding and upstream load balancing in a single router. ==

It works fine behind NAT without STUN. In short, set the proxy

!NAT Traversal !Ignore Symmetric NAT

...<subnet name="Default IPs" ip="2001:db8::1/64 10.0.0.1/24" ra="false" nat="true" comment="Temporary IPs for setup only, delete when finished configur ...<subnet name="Default IPs" ip="2001:db8::1/64 10.0.0.1/24" ra="false" nat="true" comment="Temporary IPs for setup only, delete when finished configur

Some customers are using L2TP as a way to bypass their internet connection's NAT or bad traffic shaping with the aim to increase the overall performance of

=== Enabling UPnP/NAT-PMP/PCP === UPnP, NAT-PMP & PCP are protocols that allow devices behind your router to automatica

If your FreePBX is behind a NAT you may need to enter a registration string here. If there is no NAT between your FreePBX and voiceless, you should not use registration if poss

You can set to fall back to NAT if the tunnel is down. Traffic on routing table 0 won't have a default gate comment="NAT fallback if can't establish L2TP">

* This can help bypass firewalls and NAT/CGNAT which can cause problems with VoIP.

If you are using a firewall or NAT router with short timeouts on UDP sessions you can force packets to be sent ...gister. It re-registers every 120 seconds by default anyway so should keep NAT sessions open.

The problem is that the default config leaves NAT turned on even when you are using real IPv4 addresses and it's not needed w To get around this NAT has to be fully turned off with the CLI command

...g that you have a connection with only one IPv4 address and will configure NAT, and one assuming you have a block of IPv4 allocated by A&A that you wish t * NAT for IPv4

| LAN IP || As advised || If using NAT then this will be some default such as 192.168.1.254. If you have a block o | LAN IP || As advised || If using NAT then this will be some default such as 192.168.1.254. If you have a block o

...ss to 192.168.1.1/24. If you have a larger block assigned, it will disable NAT, and set the router's address to the first usable in that block, and set th

...ss to 192.168.1.1/24. If you have a larger block assigned, it will disable NAT, and set the router's address to the first usable in that block, and set th

...ss to 192.168.1.1/24. If you have a larger block assigned, it will disable NAT, and set the router's address to the first usable in that block, and set th

iptables -t nat -F # Masquerade (NAT)

*No NAT

=Separate (NAT) Subnet for the Dongle= ...SIMs access to the Internet, you will need a Route Override configured to NAT the traffic from the [[L2TP]] to your internet interface (in this case PPPo