• Appliance Access is Denied and Webex audio problems

    StefanS
    StefanS
    Hi there, Need your help and expertise. We have an HA here with Sophos XGS2300 (SFOS 19.5.3 MR-3-Build652). The following problem occurs in particular with Webex Audio / Video. From external to internal and vice versa, the audio and video channel is established…
    • Answered
    • 8 months ago
    • Sophos Firewall
    • Discussions
  • VOIP SIP Hunting Group Reply Packets

    Gerd Rehders1
    Gerd Rehders1
    Hi, I observe a strange behavior regarding UDP Reply Packets on multiple WAN interfaces. Since we have configured a SIP hunting group with our telephone provider, the provider sends option pings on the 3 existing WAN interfaces. 3 DNAT rules are set…
    • 8 months ago
    • Sophos Firewall
    • Discussions
  • XGS FW HA Mode (active-passive) turned of SIP ALG

    Speedfish
    Speedfish
    Hello, I just got a quick question about the replication behavior of HA mode. We just turned off the SIP ALG module on the active XGS FW. So now I wonder if the same module is turned off on the passive XGS? Side question can I connect with ssh to the…
    • Answered
    • over 1 year ago
    • Sophos Firewall
    • Discussions
  • Use conntrack to clear connections for certain vlan upon wan timeout. Possible?

    Jeff Hoins
    Jeff Hoins
    I've been experiencing intermittent issues with our ISP going down the past month. They've all occurred after hours/overnight, so I believe they were actually making repairs due to damage sustained from a partial building collapse a block away. The connection…
    • Answered
    • over 1 year ago
    • Sophos Firewall
    • Discussions
  • Finding SIP traffic in logviewer - how?

    rfcat_vk
    rfcat_vk
    Hi folks, I am investigating why one of my VoIP phones has failed. I have searched logviewer and its many sub-menus and not able to find any SIP traffic (UDP port 5060) or even using the ATA's IP address. Please advise how I find the SIP traffic?…
    • over 1 year ago
    • Sophos Firewall
    • Discussions
  • Selective deactivation of the SIP helper

    dirkkotte
    dirkkotte
    I have a customer with a well-functioning SIP telephony. But now he gets a problem with a door phone. This only works with deactivated SIP helper. ( system system_modules sip unload) Message: "Invalid traffic - Invalid connection helper" Possibly a dirty…
    • over 1 year ago
    • Sophos Firewall
    • Discussions
  • SIP Module - need restart

    John-Erik Persson
    John-Erik Persson
    SIP stops working if Firewall isn't restarted in about 30 days. Need to unload and load SIP helper system_module. Occured a few times since this summer Besides - SIP traffic isn't visible in log viewer - at least not all, only fragments. Where can…
    • over 4 years ago
    • Sophos Firewall
    • Discussions
  • VoIP RTP stream not always working

    Len
    Len
    Hi Sophos community! Occasionally I have an issue with my ATA where there is no audio for either party. This happens infrequently (maybe 1 out of a 100 calls) but I need to keep my wife happy Here are all the details: Sophos XG SFOS 18.0.4 MR…
    • over 3 years ago
    • Sophos Firewall
    • Discussions
  • VoIP and SIP Module - Phones not registering

    tomrgsd
    tomrgsd
    Ok. So I have a unique situation. We have implemented VoIP in our network and I have everything up and running and working great. Our XG currently has the SIP Module enabled and we are working. We have another company working within our network that has…
    • over 3 years ago
    • Sophos Firewall
    • Discussions
  • Silent Audio Calls

    David Jumbi
    David Jumbi
    Hi I have a Sophos XG-125 (new deployment). I am having silent calls from one extension to another within the organization. SIP works fine as the call can be placed and received but the media isn't going through (RTP not somehow not flowing). I have tried…
    • over 3 years ago
    • Sophos Firewall
    • Discussions
  • Sophos XG - VoiP Problems via VPN with Lancom Router

    Christian Kolbe
    Christian Kolbe
    Hello Forum, we have massive Problems with SIP Sessions behind a VPN Tunnel between a Sophos and a Lancom Router. Customer has 2 LAN Networks on a central Sophos XG210 with latest firmware. LAN 1 = Clients LAN 2 = Telephone Devices and Telefon Server…
    • over 3 years ago
    • Sophos Firewall
    • Discussions
  • SIP Firewall Rule

    Marc Van der Smissen
    Marc Van der Smissen
    Can anyone give an example of the firewall rule that has to be used for SIP with a VoIP server in the cloud ? It should be simple, but I can't get it to work. And what is that with the builtin SIP-module ? Should it be on or off ? Thanks, Mar…
    • over 3 years ago
    • Sophos Firewall
    • Discussions
  • Cloud Voip Phones BLF's Not working

    Mandy Smith
    Mandy Smith
    Hi, I have a network that newly had 70 cloud hosted phones installed at a hotel. The 10 Staff phones all have BLF enabled on them but they worked on some phone and not on others then finally they stopped altogether. The phones are on the Gamma Horizon…
    • over 4 years ago
    • Sophos Firewall
    • Discussions
  • IP Telefon geht nicht bzw. nur sporadisch

    Andreas Frank
    Andreas Frank
    Hallo liebe Forumsfreunde, ich habe folgendes Problem: Ich habe eine - XG 115 / Firmware SFOS 17.1.2 MR-2 192.168.11.2 - Telefonanlage AGFEO ES 628 IT 192.168.11.50 - Telefone AGFEO ST 42IP, das zum Testen hat die 192.168.11.52 Ich habe…
    • over 6 years ago
    • Sophos Firewall
    • Discussions
  • I can not access my PBX from WAN

    Soporte_360
    Soporte_360
    Hello everyone. Since I upgraded my device to version 17.0.8 MR-8 I have lost remote access to the extensions of my PBX. In the version I had before updating (now I do not remember what version it was) when creating the rules in the firewall I could…
    • over 6 years ago
    • Sophos Firewall
    • Discussions
  • DHCP options for NEC DT-series phones

    Chris Jones3
    Chris Jones3
    Spent some time learning how to configure DHCP options presented to NEC DT700 and DT800 series phones. Perhaps this will be helpful for someone else. Check out KB article 123518 to learn how to add/edit DHCP options (using the CLI). Option 120 is not…
    • over 7 years ago
    • Sophos Firewall
    • Discussions
  • SIP helper on alternate port

    Sean Patterson
    Sean Patterson
    So I have a situation where I need to expose SIP host over an alternate port and I haven't found documentation that shows if/how you can change the port that the XG SIP helper is working on. If I initiate the call via the typical port 5060 I see the…
    • Answered
    • over 6 years ago
    • Sophos Firewall
    • Discussions
  • SIP telefonie mit Sipgate

    weissnix
    weissnix
    Hallo Forum, ich habe von sipgate folgenden link bekommen. https://basicsupport.sipgate.de/hc/de/articles/207426705-IP-Port-Bereiche-von-sipgate Kann man jemand Starthilfe geben? Was muss ich jetzt machen? Bei der UTM habe ich einfach die ports…
    • over 6 years ago
    • Sophos Firewall
    • Discussions
  • UTM VoIP mit DeutchlandLan SIP-Trunk und eigene PBX

    Timotheus
    Timotheus
    Unter Network Protection > VoIP > SIP > Allgemeine SIP-Einstellungen sollen die SIP-Servernetzwerke eingetragen werden. Telekom gibt auf der Seite DeutschlandLAN SIP-Trunk: Einstellungen für die IP zwei DNS namen an: Registrar (Registrierungsserver…
    • over 7 years ago
    • Sophos Firewall
    • Discussions
  • VPN Fritzbox zu Fritzbox und UTM9

    Randy Krank
    Randy Krank
    Hallo Zusammen, ich betreibe aktuell mein Netzwerk mit einem VPN (Verbindung wird dauerhaft gehalten) zwischen den beiden Fritzboxen (Standort 1 und Standort 2) welches auch einwandfrei funktioniert. Nun habe ich mir eine UTM9 Firewall mit Homelizenz…
    • over 7 years ago
    • Sophos Firewall
    • Discussions
  • SIP ALG on Sophos XG

    CEBU_XG
    CEBU_XG
    Hi, How can I disable SIP ALG? I'm on version: SFOS 16.05.8 MR-8 Thanks
    • over 7 years ago
    • Sophos Firewall
    • Discussions
  • Asterisk unable to register to external SIP provider

    BlackChart
    BlackChart
    I've been trying to get my head around this. Just noticed today that my SIP trunk isn't registreing at the provider. The Asterisk log only shows timeouts, and I can't see anything in the logs on Sophos. [2017-10-08 21:25:33] NOTICE[2462] chan_sip…
    • over 7 years ago
    • Sophos Firewall
    • Discussions
  • SIP Issue - Got a question about security and a rule I added

    JTK
    JTK
    I have a question about setting up a sip rule for a customer of mine. Their phones wouldn't work with the sip module loaded or unloaded. So I started troubleshooting and reading the forums. The have Yealink Phones using Skytel Global. So I added this…
    • Answered
    • over 7 years ago
    • Sophos Firewall
    • Discussions
  • XG105 - Firewall rules locking up

    Julian Kelly
    Julian Kelly
    Hey everyone, We have just swapped out a Draytek router for an XG105 for a client, copied exactly the firewall rules per the Draytek and most of the services have come across successfully. We now however are having issue with some remote SIP phones…
    • over 7 years ago
    • Sophos Firewall
    • Discussions
  • SIP error due to MultiTech SIP UDP Overflow

    Tuna Sakar
    Tuna Sakar
    Hi, I'm new in Sophos, we decided to use SIP in our company but the Firewall rejects it. When I checked the logs I saw below errors. Would appreaciate if you can help. Log: 2017-01-09 00:35:47 Signatures Drop - …
    • Answered
    • over 7 years ago
    • Sophos Firewall
    • Discussions
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