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  1. Accessing the DNAT'ted webserver from inside the LAN

    The DNAT is defined using the map lookup on the destination port. ip saddr 10.0.0.0/8 ip daddr . tcp dport @dnat_masq masquerade This is analogous to the masquerade rule in the iptables answer, if …

  2. What is the difference between a Source NAT, Destination NAT and ...

    Mar 5, 2010 · Source NAT changes the source address in IP header of a packet. It may also change the source port in the TCP/UDP headers. The typical usage is to change the a private (rfc1918) …

  3. dnat - Difference between "Destination NAT" and "Port Forwarding ...

    May 24, 2021 · As far as I can tell "Destination NAT (with PAT)" and "Port Forwarding" are different terms for the same thing, or are there any technical differences? Note: I added PAT because

  4. nat - iptables: How to combine DNAT and SNAT to use a secondary IP ...

    I have had the DNAT rule in place for months and it works for TCP and UDP. My problem is that outbound packets are not SNAT-ed to change the source IP, which causes them to appear to come …

  5. When does it make sense to use DNAT and not SNAT? - Server Fault

    The sites you are referring to are likely recommending DNAT in the context of using iptables on a router that connects an internal LAN to the public Internet. In this case, since all the traffic between the …

  6. Difference beetween DNAT and REDIRECT in IPTABLES

    DNAT and REDIRECT are exactly the same, if you want to send traffic to the local machine. The documentation states it like so: " [Redirection] is a specialized case of Destination NAT called …

  7. routing - How to chain SNAT and DNAT in VyOS - Server Fault

    Oct 5, 2024 · The problem is that the DNAT goes first, and since it translates the destination, I don't know what to match on in the SNAT. If I was able to make the SNAT happen first, that would solve …

  8. How-to DNAT-forward all IP traffic on Windows 10 from IP1 to IP2?

    May 30, 2018 · How-to DNAT-forward all IP traffic on Windows 10 from IP1 to IP2? Ask Question Asked 7 years, 8 months ago Modified 4 years, 6 months ago

  9. nat - Problem with Configuring Selective DNAT for HTTP Traffic on ...

    Feb 27, 2024 · Problem with Configuring Selective DNAT for HTTP Traffic on Fortigate Firewall Ask Question Asked 1 year, 11 months ago Modified 20 days ago

  10. How to use nftables dnat and redirect without preceding match

    Dec 14, 2023 · I have table ip nat { chain Redirect_to_local { limit rate 3/minute burst 10 packets log prefix "[nft.ip.dnat.8080]: " redirect to :8080 } chain PREROUTING { type nat hook prerouting priority …