• Configuring VLANs without inter vlan routing on a UTM 9 in production

    Hello! I have a Sophos UTM version 9 (9.707-5), which is setup as a firewall and a VPN server for remote access. On Interfaces & Routing > Interfaces , I have two ethernet interfaces, one "External (WAN)", and one "Internal". Everything has been…

  • 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…

  • Inter VLAN communication

    Hello, I have a somewhat unusual situation with my Sophos... up until a few days ago everything was working as expected but we had a power failure that resulted in the firewall shutting down (not gracefully). Since it's been rebooted, all the VLANs…

  • Can ping from UTM, but not from host to host in VLAN

    I recently setup VLAN 2 within our network have everything pointing to the UTM for routing. I can ping the switches on the VLAN 2, but can't ping the host of the VLAN 2 from the VLAN 1. However, I can ping the host of VLAN 2 from the firewall. I've…
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