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  • Dropped packets to port 0

    While looking at our FW logs I see UDP packets from internal devices sent to a FW interface with dstport=0. 2023:06:23-14:20:19 FWName ulogd[31041]: id="2001" severity="info" sys="SecureNet" sub="packetfilter" name="Packet dropped" action="drop" fwrule…
  • Response connections being dropped

    I have several external POP accounts with many email service providers. I use the Outlook desktop app to check email on all of those accounts. I use port 995 to check email on all accounts. The Outlook client is behind the Sophos UTM which has a firewall…
  • Default Drop in Forward Chain

    We use the 8x8 Work Desktop application. The app employs WebRTC and I'm getting a few hundred thousand default drops for UDP packets going to 8x8 turn servers every 24 hours. The turn server IP addresses (all 8x8 IP addresses for that matter) are in the…
  • Outbound Port 80 dropped

    Hi, Not quite sure why these packets are being dropped by the firewall, can anyone shed some light? Firewall Rule (Internal Network is 192.168.55.0/24, Web Surfing contains HTTP / HTTPS / HTTP PROXY / HTTP CACHE): Web Filter Rule (this rule…
  • Why dropped packets?

    I am running a streaming server on a node, on the LAN. I want to allow access to it from the Internet. I added a DNAT to forward the specific port it uses to the local IP of the node that the streaming server is running on. I unticked the box for it to…
  • Site to site being blocked by Intrusion Protection

    So the other day I did my every couple of months bounce of my comcast modem. As this is recommended by them and normally everything goes just fine. However I was having some issues with my additional addresses but once I called Comcast they magically…