DHCP and Secondary IP

PeterUK
PeterUK Posts: 3,577  Guru Member
100 Answers 2500 Comments Friend Collector Seventh Anniversary

It CAN be possible older models do it!

when you do a routing rule

incoming LAN

next hop WAN 2

SNAT outgoing-interface which will be the the DHCP IP

Or in my setup also

incoming WAN to Secondary IP 192.168.254.1

Source Address 192.168.252.0/23

next hop WAN 2

SNAT outgoing-interface which will be the the DHCP IP

with Static route

192.168.252.0 255.255.254.0 gateway 192.168.254.2

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  • Zyxel_Judy
    Zyxel_Judy Posts: 1,786  Zyxel Employee
    Zyxel Certified Network Engineer Level 2 - Nebula Zyxel Certified Network Engineer Level 2 - Switch Zyxel Certified Network Engineer Level 2 - Security Zyxel Certified Network Engineer Level 1 - Nebula

    Hi @PeterUK ,

    To better assist you, please provide the following information:

    1. Which firewall model do you need this routing function for?
    2. What is your specific use case or business requirement for this routing function?
    3. You mentioned that some models already support this function. Could you:
      • Specify which model(s)
      • Share a screenshot of the existing configuration

  • PeterUK
    PeterUK Posts: 3,577  Guru Member
    100 Answers 2500 Comments Friend Collector Seventh Anniversary
    edited January 16

    Its the FLEX200 H and on a early version of the firmware it was possible see case #456511

    The specific use case was that it worked and I used it and now have had to set it up another way which means a extra port was needed

    It was done on a Zywall 110 which was replaced for more testing with FLEX200 H

  • Zyxel_Judy
    Zyxel_Judy Posts: 1,786  Zyxel Employee
    Zyxel Certified Network Engineer Level 2 - Nebula Zyxel Certified Network Engineer Level 2 - Switch Zyxel Certified Network Engineer Level 2 - Security Zyxel Certified Network Engineer Level 1 - Nebula

    Hi @PeterUK ,

    Thank you for your interest. We are still evaluating this feature. We will announce it in our Firewall News & Release section if it becomes available in the future.