On the older routers, they used to recommend changing it from "gateway mode" to "router mode". I just leave my older cascaded secondary router in gateway mode and connect LAN to LAN and it works fine. In my experience, if you start doing a lot of "toggling" and tinkering of nat on and nat off, you should probably do a hard reset and start over.

Some Netgear routers have network address translation (NAT) issues when using 8x8 services. The source of the issue is likely a Netgear NAT Routing Table with NAT settings secured. This is because 8x8 will send calls to your network, but without a port, all traffic will be routed randomly, or to only one phone. Configuring Verizon FiOS router for NAT loopback - jkshay.com Oct 17, 2012 Solved: LACP and NAT support - Cisco Community The 1941 has been EOL'd and its replacement the 4221, as a far as I can tell doesn't support LACP either (feature browser, and datasheets). If the only router functions you require are NAT and LACP, you may want to look at an ASA firewall, starting with the 5506-X. Check table2 for the required throughput:

If NAT is turned off, the device will work on pure-router mode which can transmit data only. Please DO NOT turn it off unless your ISP supports this mode, otherwise you will lose Internet connection. Notice: The default status of NAT is Enabled, so without special demand, please don't select the Disable option.

In order to achieve this, the gateway router is required to be able to translate (NAT) and deliver packets from LAN, but whose source IP addresses are in different subnets from LAN IP segment. Multi-Nets NAT function can help TP-Link SMB router provide NAT translation for multiple subnets. [WAN] NAT Passthrough Introduction | Official Support

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Dec 05, 2019 · [WAN] NAT Passthrough Introduction. Enable NAT Passthrough to allow a Virtual Private Network (VPN) connection to pass through the router to the network clients. PPTP: The Point-to-Point Tunneling Protocol (PPTP) is a method for implementing virtual private networks. Overview. NAT (Network Address Translation) is the translation of the IP address of a host in a packet. Use port forwarding to make computers on a private network behind the ZyXEL router available outside the private network. When you put the Orbi in Router mode, you might want to look into changing these NAT options: If you are using VOIP, on the WAN Setup page, disable SIP ALG by selecting Disable SIP ALG . If you are having problem with playing game on the console, you could try changing NAT filtering from Secured to Open . What does this mean and how can I change my NAT type?Answer: NAT stands for Network Address Translation. It is a function of your router or internet gateway device that translates your PC's private IP and port to a public IP and port. Your NAT type describes which method your NAT device uses to perform this translation, and how…