• Sophos UTM 9 - DHCP/Servers tab blank

    dialfluid
    dialfluid
    Hello, I noticed yesterday that the DHCP/Servers tab in Network Services/DHCP is blank. I have tried Brave (Linux PC), Zen Browser (Linux PC), Fire Fox (Linux PC), Safari (MAC), and Edge (Windows); issue persists across all of them. As far as I can tell…
    • 9 days ago
    • UTM Firewall
    • General Discussion
  • DHCP lost to all devices except one vlan

    Reem Jalal Eddine
    Reem Jalal Eddine
    hi i previously posted a question on how to migrate trunk vlans from one port to another mew port for lag configuration. Once i did the transfer we lost connection with dhcp all clients cannot get ip address but once they get a static ip the communication…
    • 20 days ago
    • Sophos Firewall
    • Discussions
  • Sophos XGS und interne DNS Auflösung

    Nico Martin1
    Nico Martin1
    Guten Morgen Leute mir ist aktuell an meiner Sophos v21 die auf einer SG 230 läuft aufgefallen das intern keine DNS Namensauflösungen intern funktionieren. Hier nutze ich verschiedene VLANs . Ich kann intern keine IPs oder Namen auflösen egal ob…
    • Answered
    • 25 days ago
    • Sophos Firewall
    • German Forum
  • Sophos Firewall SF Home DHCP not working on wifi with VLAN.

    Michal B
    Michal B
    I have the latest Sophos Firewall Software Home 20 installed on my mini pc as well as on old XG 135w router and on both devices I experience issue with no DHCP reply for Wifi what using VLAN. - I have tested Unifi and Zyxel AP same issue - I have directly…
    • Answered
    • 1 month ago
    • Sophos Firewall
    • Discussions
  • V21 DHCP Relay

    Administrator User327
    Administrator User327
    Hello everyone, since the update to V21 the DHCP relay no longer works. Can anyone help here?
    • 1 month ago
    • Sophos Firewall
    • Discussions
  • DHCP reservation

    RobertoR
    RobertoR
    I have a few subnets, and all of them have a dhcp server/pool range for specific range. A few of them have a IP reservation (bind mac to IP address). The error/strange behavior I get is if the MAC address is in list for reservation in any of the dhcp…
    • Answered
    • 1 month ago
    • Sophos Firewall
    • Discussions
  • Sophos XG Bridge. Mode, DHCP for VLAN takes Multiple Tries Before Getting an IP

    romaelz
    romaelz
    Hi. I've been battling this for days and finally decided to post it here and seek help. I've pfSense as the main router and Sophos XG is in bridge mode (for application filtering purposes). There's 1x VLAN involved. The DHCP works fine for the main…
    • Answered
    • 1 month ago
    • Sophos Firewall
    • Discussions
  • Sophos XG DNS issue with Docker Containers

    Dango
    Dango
    Hi, I have a bizarre issue with the docker container and Sophos XG's DNS resolver. Let me lay out my setup first. I am running Sophos XG Home 20.0.2MR2 on a Dell R210 II. There is no IPv6 enabled anywhere. My docker host is Ubuntu 24.04 LTS and docker…
    • 2 months ago
    • Sophos Firewall
    • Discussions
  • Access points

    Stuart James
    Stuart James
    We had two Sophos access points which kept saying inactive and no matter what we did couldn't get them active, so we deleted them from XGS and factory reset the two access points (held reset for 30 seconds) but now they're not appearing in the XGS at…
    • Answered
    • 2 months ago
    • Sophos Wireless
    • Discussions
  • SFOS 20.0.1 MR-1-Build342 DHCP not working

    Sebastian_Wi
    Sebastian_Wi
    Hello, I've added a DHCP-Server for an interface on my XG. The interface is an RED-VLAN-Interface and ping from the switch is working. An Accesspoint connected to the switch did not get an IP-Adresse. Today we found out, that we have the same problem…
    • Answered
    • 2 months ago
    • Sophos Firewall
    • Discussions
  • IP Lease problem

    Ramil Racelis
    Ramil Racelis
    I have a problem regarding may rujie AP that connected in sophos firewall XGS2300. I created VLan 172.16.16.16 for employees user(mac binding) and Vlan2 17.15.15.16 for Guest wif(DHCP) from 172.15.15.20-100. My problem was when i tried to connect my android…
    • 3 months ago
    • Sophos Firewall
    • Discussions
  • DHCP requests not routing over IPSEC

    Stuart James
    Stuart James
    DHCP requests not routing over IPSEC This has nothing to do with v21.0. It is possible in v18.0. You just have to run a whole stack of CLI commands because the GUI is inadequate. A post by a Sophos staff member to a closed thread which no-one…
    • 3 months ago
    • Sophos Firewall
    • Discussions
  • Created Vlan/dhcp but no internet

    Sophos User3521
    Sophos User3521
    I have created a new vlan and dhcp on the XGS, configured the vlan on unifi wifi/switches, I am getting ip however I cannot get internet access. I don't want the vlan to access other vlans however I want computers inside the vlan to communicate with…
    • Answered
    • 4 months ago
    • Sophos Firewall
    • Discussions
  • Sophos Wireless and DHCP | Trunk-Port vs. Access-Port | No DHCP on WiFi Client

    Andreas Bolz
    Andreas Bolz
    Hallo Community, ich habe ein Verständnisproblem beim Einrichten von Wireless-LAN und hoffe auf eure Hilfe. Wir haben eine Sophos XGS 107 im Einsatz und für zwei weitere Standort SD-RED-60 mit VLAN-Unterstützung zum Einsatz. Die XGS und die SD-REDs…
    • 4 months ago
    • Sophos Firewall
    • German Forum
  • New LAN port not getting ip address from DHCP

    jang430
    jang430
    Hello. I want to use 1 of the excess LAN ports on the firewall to give out ip address of 192.168.88.x to the pc connected to it. Currently, my firewall gives out ip address in the 192.168.1.x range. I first selected the port, assigned it to the LAN…
    • Answered
    • 4 months ago
    • Sophos Firewall
    • Discussions
  • Question regarding Sophos and VMware

    Alain Mirval
    Alain Mirval
    Hello everybody, Hello, I'll explain my case, I have a Sophos XG 106. I have one connected to my LAN pin I virtualized a Windows 11 PC with VMWare Workstation, can I make my virtualized PC benefit from the DHCP that I put on the Lan pin of my Sophos…
    • 4 months ago
    • Sophos Firewall
    • Discussions
  • Deauthenticate an IP address from DHCP leased

    Ehab Ali
    Ehab Ali
    Hey Dears, I have a Sophos firewall version 19, I want to ask if i can deauthenticate an Ip shown in DHCP leased list to force it to obtain new Ip or disconnect it immediately? Thanks
    • 4 months ago
    • Sophos Firewall
    • Discussions
  • IPv6 PD and v20.0.2 MR-2

    rfcat_vk
    rfcat_vk
    Hi folks, a couple of days ago my network was downgraded/upgraded from 1000/50 to 250/100, all very good. The IP4 address is now static assigned by the RSP DHCP servers. After a number attempts for over an hour and logging a fault with the RSP, investigation…
    • Answered
    • 4 months ago
    • Sophos Firewall
    • Discussions
  • DHCP Configuration Issue on Sophos XG 125 Firewall

    Fabien Lion
    Fabien Lion
    Hi all, sorry for my english, I’m french. When adding a separate Wireless Networks for Guests, I'm having a problem with the DHCP configuration on my Sophos XG125 Firewall and I'm hoping someone can help me. Background : I created a different SSID…
    • Answered
    • 4 months ago
    • Sophos Firewall
    • Discussions
  • DHCP Static IP mapping for same client multiple networks - FW 20.0.1

    Tobias Schubert1
    Tobias Schubert1
    Hello, I refer to RE: DHCP Static IP mapping for same client multiple networks? With the update from SFOS 20.0.0 GA-Build222 to SFOS 20.0.1 MR-1-Build342 the Sophos system dhcp conf-generation-method has been set to old again: console> system…
    • 4 months ago
    • Sophos Firewall
    • Discussions
  • AP6 420 and IPv6 addressing

    rfcat_vk
    rfcat_vk
    Hi folks, I installed my AP6 420 today, local installation because for AP6s I am a home user. The AP6 420 picks up IP4 addresses without any issues. IPv6 addressing appears to be a bit random, so far my AP6 has picked 3 IPv6 addresses using a different…
    • 5 months ago
    • Sophos Wireless
    • Discussions
  • 2 Vlan , only one reserved ip possible for one device ??

    helmut willems
    helmut willems
    Hello , I have 2 SSID Data (vlan 10) , building (vlan 20). I have one mobile device who sometimes connect with data , sometimes with building. I can make a reserved IP on Mac adres for vlan Data (10) , but i can not reserve another adres for vlan…
    • 5 months ago
    • Sophos Firewall
    • Discussions
  • A phone is receiving ip address of the firewall when it connects to the network

    Anesu Dangarembwa
    Anesu Dangarembwa
    Good day We have an XG 35 ON VERSION 20.0.1 There is a phone that is connecting to the network.. and when it connects the network it is getting 192.168.10.1 which is the ip addresss of the firewall .. Our DHCP is the firewall , and the DHCP pool…
    • Answered
    • 5 months ago
    • Sophos Firewall
    • Discussions
  • AP6 no IP over DHCP / No Internet

    KarlVanSnail
    KarlVanSnail
    Hy! We have a little problem with our AP6 420. They are registered on Sophos Central so far so good. So the AP6 is in our Managment VLAN is untagged and get a IP address and can connect to Sophos Central. Now i want create a SSID with our Client…
    • 5 months ago
    • Sophos Wireless
    • Discussions
  • Site-to-site-VPN SSL feste IP Adresse?

    TobiasSchubert
    TobiasSchubert
    Hallo, ich habe zwei Sophos-XGS per site-to-site VPN SSL gekoppelt. Die Verbindung bekommt immer eine IP-Adresse aus dem SSL- Bereich per DHCP zugewiesen. Kann ich diese Adresse zuweisen bzw zumindest reservieren? z.B. soll die Sophos üner diesen…
    • 6 months ago
    • Sophos Firewall
    • German Forum
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