Hello, My GPON ONT converter device is one without the DHCP mode (static IP 192.168.50.x). Once I have connected my Sophos XG firewall device with it for a successful PPPoE dial-up, I can no longer access it by assigning a static IP of 192.168.50.y…

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Laut tcpdump kommt der Client an die Telefonanlage, meldet sich aber nicht an (Im Log der Anlage erscheint er nicht): 16:53:42.036965 IP 10.81.234.131.56089 > 192.168.200.5.xmpp-client: Flags [S], seq 1895341923, win 65535, options [mss 1357,nop,wscale…

I am using sophos xg430 firewall. I have noticed a strange behaviour that when a new interface is added, the adjacent interfaces becomes unresponsive. Either we have to wait for almost 10 hours to have the interface to respond/we need to reboot the firewall…

Hello, I've Sophos XG installed in between ISP modem and router. The XG in bridge mode with LAN and WAN bridged together. The router and LAN all have internet access. However, Sophos XG doesn't - what I mean by that I can't update firmware for instance…

Hi all, Wondering if there is a way to set dhcp via cli? Or what the best way to change the main interface IP without losing connection? My issue is everytime I change the IP of the Port1, I expectedly lose connection. Trouble is that I cannot…

Hi everyone, I set my Firewall Wan Port to 1000 mbps Full-Duplex with Auto-negotiated enabled. I thought the solution was to set the WAN bandwidth to 1000 Half-Duplex but there is no option (only 10 HD, 10FD, 100 HD, 100 FD and 1000 FD) My Modem (Vodafone…

Good day, Currently we are doing network discovery, and we found that the whole subnet are answering to the ping discovery which is weird. Upon checking, the ip addresses that are not assigned are replying via port tcp 25. When we telnet it the "220…

This issue is annoying us for years and happened today again after one year of being working. XG 430 with lag and SFOS 19.5.3 XG has several VLAN. On one VLAN a Windows DHCP Server is serving DHCP addresses. On several other VLAN configured also…

Hello everyone, I need assistance in configuring the internet connection with a real IP entering through WAN on port 1 and going out as a real IP on port 2, while distributing it as a local IP. Please help me with this.

Hello dear community! I would like to clarify few dummy things. During configuring my terminal station into firewall router (steps as per 'tutorial': https://www.youtube.com/watch?v=YGR9_kmPlig&t=451s ) I've encountered issue as was unable to connect…

Hallo zusammen, ich suche eine Lösung für folgendes Szenario: An Standort A steht ein Server auf dem eine VM den DHCP Server für das Subnetz 10.0.0.0 /8 realisiert. Dieses kommt als VLAN auf einem meiner LAN Interfaces der Firewall an. An…

Hi community, I would like to configure my Sophos firewall with IPv6 WAN and LAN. My ISP has provided me with the addresses for this, and I have had a go at getting this to work but with no luck so wondering if someone can help me please. I am using…

I've seen posts in this forum saying that the Interfaces page in the GUI has a "Renew" button, which can be used for the WAN interface to obtain a new IP address via DHCP. Where is this "Renew" button located? I checked the Interfaces page and the…

Hi; I want to do monitoring from snmp service but I don't want to open snmp service to the all world , I only want to allow snmp to the specific ip adress. for this process; I am going to system -> administration -> snmp and activated the snmp service…

Has anyone successfully set up netboot.xyz with a Sophos firewall? If so, could you please explain how to configure Option 66? Thanks in advance.

hello. Sorry for my poor English. I was thinking of connecting LAN cables to multiple ports of the XGS136 to create one LAN like a regular router. ex) port1=WAN port2~port10=192.168.10.1~192.168.10.255 Assign default gateway 192.168.10.1 to…

Hi All! Please let me know the best solution for the below situation. If I have 20Mbps, What's the best type of Traffic shaper to create for VLAN(50 users) maximum per ip 3Mbps. But 20Mbps for the whole VLAN.

I have Sophos Firewall v20 GA. In Network-->DHCP, the IPv4 lease table is empty, showing no IP leases despite several devices having dynamic IP addresses. BUG: IPv4 IP leases not appearing in the lease table.

Hello, My main network is 172.16.x.x and I have a VPN network using 192.168.x.x. The two networks don't 'talk' to one another but I would like to change that through the use of a VLAN. First off, is that even possible to where I can access either…

The firewall's DHCP No dynamic ip relays from DHCP server. Sometimes the web logging page of the firewall hangs.

When forwarding DNS to servers like 1.1.1.1 or 8.8.8.8, is it possible to do so using DoH?

Hello evryone. after updating Sophos firewall to SFOS 20.0.0 GA-Build222 the DHCP stop relaing ip adress in all network devisies, i try to desabel./enabled DHCP, reload firewall no result. i was oblige to downgrade to SFOS 19.5.3 MR-3-Build652 and…

Hallo Mitstreiter und Experten, ich habe aktuell das Problem, dass wir eine ansitel SIP-Anlage im internen Netzwerk nicht zum Laufen bekommen. Nun ist es so, dass garantiert wieder der Fehler im Detail steckt, ich find ihn aber nicht - es ist zum…

Hi, I did several research and looked everywhere in the firewall, but I was not able to find an answer to my problem. Basically: - I have an XGS126w with the latest OS - The setup is fairly simple: 1 LAN on a private /24 subnet --> The Firewall…