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  • Vlans and different subnets behind red 20

    Hi following setup, simplified to explain an UTM on an sg320 with a red sd-20 managed switch with vlans on main side managed switch behind red with vlans red is setup in split mode Main office 10.0.0.0/16 ( vlan 1 ) remote side behind…
  • Cannot Ping Other Subnet; Nothing in Logs

    Hi, I know this has been posted many times but the answers I found are not working. I cannot going a subnet on a different interface on my UTM. I can ping OTHER subnets, so something tells me it's a setting with this one in particular that's stopping…
  • Mirrored subnet for development environment

    Hi, do anyone know, if it possible with Sophos UTM (9.709-3) to have mirrored subnet on one firewall for a development environment? Is it possible to have the same gateway ip? Thank you.
  • Poor IPS perf - "Multithreaded" snort not working?

    Hi all. I have a custom built router using a Gigabyte J1900N-D3V board. To cut it short, inter-VLAN traffic is limited to about 200mbit, but the CPU utilization only ever hits ~30%. Of course standard snort does not take advantage of the multiple cores…
  • Best practice amalgamating two networks

    I currently have two separate networks in the same building and a remote RED connecting to network A Network A, uses a fibre BB connection, 10/100/1000 switch, 20x PCs/ servers/ printers, on 192.168.100.1/24 through a Sophos 110/120 UTM Current setup…
  • Kommunikation zwischen zwei Netzen (NAT) | Communication between two networks (NAT)

    Hallo Community, Ich kenne mich leider mit dem Thema Sophos Firewall wenig aus. Beispieldarstellung: Ich habe 2 Interfaces (eth2 und eth4 an den vorderen Anschlüssen angeschlossen), welche in der Firewall auch angelegt sind (Interfaces & Routing…
  • RDP of a Windows computer through UTM 9.3 between multiple subnets?

    I have published several RDP targets through my UTMs over the years, but this particular one seems to have me stumped. So, here is my layout. Internet -->Router (Subnet 1)-->UTM--(Subnet 2) Subnet 1 houses all of my General use items (WiFi TVs, Game…