• L2TP Pool too small / Allow leasing IP addresses from RADIUS

    Ben@Network
    Ben@Network
    Hello Community, we have many L2TP-VPN Users and the /24 IP Scope is too small for all our VPN Users. If I read the documentation right, it is not possible to use a lager pool then /24. For us a /23 Pool will fit. Actually, we use a mix of SSLVPN and…
    • over 1 year ago
    • Sophos Firewall
    • Discussions
  • DHCP leasing issues with Ubiquity UniFi devices

    woter324
    woter324
    Update (31/01/2023) Back to the drawing board. This has broken again. I have checked the settings in the Cloud Key are set as described below and nothing has changed. My device is set to automatic updates and unfortunatly I didn't record the firmware…
    • over 1 year ago
    • Sophos Firewall
    • Discussions
  • DHCP Pool Alert

    nfawcett
    nfawcett
    Does anybody have any clever ways to monitor dhcp pools. I have about 8 subnets/pools setup and it would be really helpful to know when a pool runs out of IP's. The log doesn't show that the pool is exhausted, it just doesn't respond to the client's discover…
    • Answered
    • over 1 year ago
    • Sophos Firewall
    • Discussions
  • DHCP Relay over Routing-Based IPsec in SFOS 19 not working

    Sophos22
    Sophos22
    problem description see here: DHCP Relay over Routing-Based IPsec in SFOS 19 not workin I guess there are no plans to "add this feature" in future? Documentation is missleading: https://docs.sophos.com/nsg/sophos-firewall/19.0/Help/en-us/webhelp…
    • Answered
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • Should clientless users be able to be assigned by MAC and not IP? (Looking towards IPv6)

    Wayne Folta
    Wayne Folta
    Would it be possible and would it be a good idea to add the capability for Clientless Users to be designated via MAC address rather than IP address? That is, in the IPv6 world. where a machine can have many concurrent and past (but not yet invalid) IP…
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • IPv6 on the LAN - DHCPv6 Not working / Default gateway not pinging on IPv6 Only

    wiz0rd
    wiz0rd
    I have created a DHCP IPv6 Server, but nothing is working. (Nothing getting an IPv6 automatically / nothing talking to its DG) Above is a VM on vcenter not pulling anything with DHCPv6 Sophos is a VM. And the above Ubuntu server screenshot is a…
    • Answered
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • XG Firewall - How to create static IP addresses

    Thomas Jensen
    Thomas Jensen
    I'm in the proces of setting up a Sophos XG on an Intel platform and step by step overcoming the differences I encounter from other FW products I have used. I mainly have experience with Untangle and Ubiquiti products. The plan was to onboard all of…
    • Answered
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • Routing on Bridge Pair vs. DHCP Relay

    DavidSain
    DavidSain
    A client has a number of firewalls and 2 AD servers, one on prem and one in Azure. They wish to control IP address assignments in Windows instead of on each firewall. This makes sense as using Central to manage a number of firewalls is slow and somewhat…
    • Answered
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • Domain name setting for DHCP on a Sophos XGS 136

    John Giovannis
    John Giovannis
    Hi, I have setup a DHCP service for a /24 network on a Sophos XGS 136 device. I've also setup an internal DNS (bind) server that contains 2 zones "abc.net" and "internal.abc-software.net". The IP address of the DNS server has been defined in the primary…
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • DHCP Multiple MAC to one IP

    DCALS
    DCALS
    Hi, Is there any way to map a static IP to multiple MAC addresses? In UTM it was possible just by adding all the MAC addresses to a host object, and whichever MAC was presented to the DHCP server, it would get that IP address. I get that there are…
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • Red60 DNS settings when used with XG for a red tunnel

    Matthew LaComb
    Matthew LaComb
    Google searching not successful; how do I set up the DHCP server "dns settings" to push from an XG to a remote Red60 (i.e. client laptop needs to see our domain suffix + name servers)
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • DHCP Status / IP's available

    Tim Bright
    Tim Bright
    Yesterday we had a problem where a couple of computers were not receiving an IP address from our DHCP server which lives on our XG330. I disabled the pool for a couple seconds and then re-enabled it and those systems were able to get an IP. My assumption…
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • Sophos XG can't resolve client hostname with DHCP

    Angelone
    Angelone
    Hi all, I'm new with Sophos XG and I apologise if the question is trivial. I've created some VLANs and for each one there is a DHCP server. DHCP servers are configured to announce the Interface IP address as the DNS server but I can't resolve client…
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • Sophos XGS 126w connecting wireless ssid dhcp dont work

    Chi Hing Chi Hing
    Chi Hing Chi Hing
    Dear All, I have bouhgt a Sophos XGS 126w, and having an issue on the following, when connecting internal ssid its take very long to obtain dhcp and most of the time its doesnt connect, whereas its has no issue on the public wifi ssid, any help would…
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • add alise but cant show in dhcp

    Chaitanya joshi
    Chaitanya joshi
    alise created but is not showing in dhcp server drop down i wants add new ip range
    • Answered
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • Clients don't receive an IP address from DHCP on newly created VLAN

    dsurfer
    dsurfer
    Hi! I just created a new VLAN and DHCP server with firewall rule and clients are not able to get an IP address. My goal is to have my guest WIFI network (and if I can get this working, my IoT network) on a separate VLAN. I've restarted my switch, firewall…
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • Cannot Release DHCP

    Nathaniel Patalod
    Nathaniel Patalod
    Hi All, Good Day! Is anyone here know how to manually delete the DHCP lease on Sophos firewall. IP is not in used but still lease on the DHCP entry. I already set the lease time in 5 minutes but that is not in used still on the DHCP lease entry…
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • VLAN clients receives IP from DHCP but can't access internet

    dsurfer
    dsurfer
    Hi! I've created a new VLAN and DHCP server for it on the firewall. The clients on the VLAN can successfully get an IP address from the DHCP server but cannot resolve websites / or have internet access. Any tips? See below DHCP server config & firewall…
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • Disable BOOTP Protocol

    Tecnologias Imaginadas
    Tecnologias Imaginadas
    Hi. Since Firewall support BOOTP/DHCP simultaneos It's possible to disable BOOTP offers?
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • DHCP Server Not handing out Leases

    Shane Serrao
    Shane Serrao
    Hi all, I am new with Sophos, literally day 3 for this to run on my network. DHCP Server is behaving very strange. Sometimes it would work flawlessly and other times it would just stop handing out leases. I have to turn off the status of the…
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • Wireless Networks just stop working

    Jeremy Thomas
    Jeremy Thomas
    Ok We have an XGS116 running the latest firmware (upgraded as a part of this process).We have 3 wireless networks configured. The firewall does not have wireless but he have 2 apx320's in place. 1-main wireless network bridged to the AP LAN 192.168…
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • DHCP lease time

    chrisnyork
    chrisnyork
    Hi, Just want to ask how the dhcp lease time work. Does the leased start time should be the same when the device got disconnected? or will the leased start time will changed when the device got connected again? Because as for monitoring the case…
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • WAN bridge mode no DHCP update

    Mandeep Baidwan1
    Mandeep Baidwan1
    Hey all, I have a Sophos XG connected to an LTE mc801a router in bridge mode. Every night the mc801a is scheduled to reboot, however Sophos doesn't pick up the new DHCP IP address. If I change the interface to static, and then back to DHCP, it picks…
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • DHCP issue with fixed IPs roaming from one to another interface

    Eduardo Noubleau
    Eduardo Noubleau
    Hello, I have a Sophos Firewall XG330 (SFOS 19.0.0 GA-Build317), with many REDs distributed in different buildings. Each building has his own DHCP RED interface, but I've fixed some IPs. The problem is when someone with a static IP goes to another building…
    • Answered
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • DHCP reservations

    Tye Bennett
    Tye Bennett
    I am going from a Windows Server DHCP to our Sophos Firewall. Am I to understand that the Sophos Firewall does not do static IP reservations? Or at least does not do it in the same manner as Windows does? Does the reserved IP have to be outside of…
    • over 2 years ago
    • Sophos Firewall
    • Discussions
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