• Cisco CUCM VOIP issue with firewall

    AHMED SHATA
    AHMED SHATA
    Good Day. I have two Sophos firewalls linked via LAN cable, as below The routing rule and firewall policy are set between firewalls to Allow LAN networks to Access each other on both sites. and everything is okay, we can access servers and clients…
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • Issue Softphone / VoIP SSL VPN

    carri124
    carri124
    Hi everybody, i´m having a issue with the SSL VPN when using a softphone client. Our users are connecting via SSL VPN to a Citrix desktop where they use the softphone client. The sound qualitiy is very poor and i cant find any issue. When we use the…
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • SIP ISSABEL VOIP outbound Call issue with Multiple WAN

    GSL HSPL
    GSL HSPL
    Dear Team, i face issue in SOPHOS XG Firewall V18. ISSABEL VOIP outbound call not working with Multiple WAN, everything are working fine with Multiple WAN, only Outbound call are not working in my ISSABEL server inbound working as well, when inbound…
    • Answered
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • 3CX Firewall Check failed on Sophos XG210

    Sauresh Mehrotra
    Sauresh Mehrotra
    I am having an on-prim 3CX Server for the same the Firewall Check is failing as under: resolving 'stun-eu.3cx.com'... done resolving 'stun2.3cx.com'... done resolving 'stun3.3cx.com'... done resolving 'sip-alg-detector.3cx.com'... done testing…
    • over 3 years ago
    • Sophos Firewall
    • Discussions
  • 3cx full cone on XG 135

    Stefano Sorrentino
    Stefano Sorrentino
    Guys i´m getting crazy..... What i am doing wrong? DNAT Rule done SIP ALG deactivated SNAT connected to the DNAT with MASQ any ideas?
    • over 3 years ago
    • Sophos Firewall
    • Discussions
  • voip extensions problems

    Christian Garcia N
    Christian Garcia N
    Good morning. I am having problems with VOIP calls, specifically when calling extensions. The problem I have is that if I call an extension of a phone the call jumps to another phone, it happens with all phones, I have created a rule Any--Any checking…
    • over 3 years ago
    • Sophos Firewall
    • Discussions
  • SIP Traffic Dropped to Commander.com.au

    DomusRegis
    DomusRegis
    I have multiple customers who have hosted PABX in the Commander Cloud. I have repeated cases where the issue is perceived to be Sophos Firewall caused. The phone company provider is common in all the cases. Commander is common in all the cases. The solutions…
    • over 3 years ago
    • Sophos Firewall
    • Discussions
  • NAT does not work for SIP protocol, Leucotron telephone exchange.

    IvanildoGalvão
    IvanildoGalvão
    I'm finishing the deployment of a Sophos XGS 136 client, some NAT publications were made so that both externally and internally, users can access the web server (http) and the DVR that manages the surveillance cameras, everything ok. But I also created…
    • over 3 years ago
    • Sophos Firewall
    • Discussions
  • Traffic Shaping for VoIP usage

    Andrea Giacomin
    Andrea Giacomin
    Hi using Sophos XG 18/18.5 what is the best way to shape (apply QoS rules) for VoIP usage with multiple asymmetric WAN link? In this specific case there are these two WAN (Down/Up): 200/30 Mbps 100/20 Mbps In the System Service -> Traffic…
    • over 3 years ago
    • Sophos Firewall
    • Discussions
  • How restored connection can interact with SD-WAN and active connections

    GabrieleD
    GabrieleD
    Product: 2x XG210 (HA - Active and Passive) with SFOS 18.5MR1. I have a 3 Internet Connection (WAN). One is main (web browsing) and two for backup. One of two backup connection is used only for VoIP Call. I configure in WAN Link Manager in this…
    • Answered
    • over 3 years ago
    • Sophos Firewall
    • Discussions
  • sip phone issues behind XG

    Darron Findlay
    Darron Findlay
    I've recently moved around 40 VOIP phones onto an XG 220 firewall. They were on an old Peplink separate from the data LAN until the Peplink died. The phones are on a separate network and plug into their own network port. I created a zone named VOIP for…
    • over 3 years ago
    • Sophos Firewall
    • Discussions
  • sip module only works for a short time

    initB10r
    initB10r
    Hello all, I use a Fritzbox behind the XG with PhonerLite or LinPhone as SIP client. My provider is 1&1. Unfortunately, I have noticed that the SIP module crashes after a short time and that I only hear the ringing on new calls, but not the person I am…
    • Answered
    • over 3 years ago
    • Sophos Firewall
    • Discussions
  • Telephone system disconnections 2-3 times a day

    DanielR
    DanielR
    Hello, A customer has a big problem with their PBX in combination with Sophos XG. 2-3 times a day the tunnel is interrupted and all current phone calls drop. In the log I always see the invalid packets at the time. I have already increased the TCP session…
    • over 3 years ago
    • Sophos Firewall
    • Discussions
  • MAC filtering on LAN interface

    itguy318
    itguy318
    I have created a separate zone (LAN) for my IP phones and to use a separate interface on the XG. The IP address for my LAN interface is different to this zone (IP PHONE) DHCP is configured to provide ip addresses to these IP phones by the XG. My question…
    • Answered
    • over 3 years ago
    • Sophos Firewall
    • Discussions
  • VOIP Phones Issues over Backup Internet Circuit

    Brad Dworkin
    Brad Dworkin
    Hi All, I hope this community can help me narrow this problem down. We are implementing Cloud VOIP solution for a client and having connectivity issues when testing over backup internet circuit. The phones register fine but we are having one-way audio…
    • over 3 years ago
    • Sophos Firewall
    • Discussions
  • Inbound SIP RTP traffic flowing out of WAN rather than LAN interface

    Chris Haydon
    Chris Haydon
    Hi I am working on an issue a customer is having where they are trying to get some sip trunks to work with a Mitel Connect/Shoretel phone system. The phone system has a single LAN interface with a private network address; the sip trunk is authenticated…
    • Answered
    • over 3 years ago
    • Sophos Firewall
    • Discussions
  • Network objects seem to be ignored by firewall and NAT rules.

    Neil_Evolve
    Neil_Evolve
    We have created a network object for our internal IP Phones controller and a service group for SIP 5060 UDP/TCP. We have a fw rule, LAN/IP Phones Controller - WAN/External SIP Hosts/SIP Services. This rule is at the top of the list. We have an SNAT…
    • Answered
    • over 3 years ago
    • Sophos Firewall
    • Discussions
  • Create a rule for a specific external IP so there is no filtering

    Richard Szarko
    Richard Szarko
    Hi Everyone, We've had an intermittent issue with our software VOIP/SIP clients on our LAN having only one way audio. Basically, when someone externally calls one of our internal users, the internal user can not hear the external users voice but the…
    • over 3 years ago
    • Sophos Firewall
    • Discussions
  • Firewall rule not working as intended

    Christian Fournier
    Christian Fournier
    Good morning everyone, I'm trying to set up a rule to prioritize some RTP traffic to a 3CX instance. My rule is very simple: 3CX is the public IP address of the 3CX instance RTP-3CX is UDP 1:65535 --> 9000:10999 and I've got some traffic shapping…
    • Answered
    • over 3 years ago
    • Sophos Firewall
    • Discussions
  • XG kein ausgehender Anruf über PBX SIP Lancom->XG->PBX

    SophCos
    SophCos
    Hallo, wir haben unsere bisherige Firewall gegen eine Sophos XG getauscht. Davor befindet sich ein LANCOM Router (192.168.2.1), welcher auf die WAN Schnittstelle der XG connected ist (192.168.2.2). Hinter der XG befindet sich die PBX. Anrufe funktionieren…
    • over 3 years ago
    • Sophos Firewall
    • Discussions
  • XG Sophos FW OS version 18 cause the IP phone cannot make external call issue

    Nick Tran
    Nick Tran
    I did a migration Sophos Firewall from SG 430 to a pair of XG 430 HA firmware version SFOS 18.0.4 MR-4. Our voice system cannot call external but able to make an internal call when we move the gateway of CUCM to the new Sophos XG firewall. I check the…
    • over 3 years ago
    • Sophos Firewall
    • Discussions
  • packet loss

    nayah
    nayah
    Hey, everybody, hey there. It’s already been 2 months that we are facing a problem that we cannot find the source until now with sophos XG. Our concern is that we have a lot of packet loss at the XG appliance level. We checked, but it’s not a network…
    • over 3 years ago
    • Sophos Firewall
    • Discussions
  • Problem between RED and XG - transmission of the voice

    Admin TSK
    Admin TSK
    Hello, we have a problem with the transmission of the voice on our IP telephones between the XG and the SD-RED 20. The connection can be established (it rings and you can pick up the receiver), but nothing can be heard. The RED is located in the network…
    • Answered
    • over 3 years ago
    • Sophos Firewall
    • Discussions
  • Sophos XG v18 - Voice Data Only Question

    Nicholas Brosnan
    Nicholas Brosnan
    Hello, I am looking to set up traffic on a voice data only firewall. The phone provider recommends to keep HTTP/HTTPS open in order for the phones to work correctly, but we did not want to have traffic going over the internet. Is it possible to have both…
    • over 3 years ago
    • Sophos Firewall
    • Discussions
  • Cisco 7965 phone connecting via VPN to XG135

    Kevin Day
    Kevin Day
    i am trying to have cisco 7965 phones to connect via VPN to our XG firewall to no avail Tried every single article I found and no dice. Anyone tried this or have any suggestions?
    • over 3 years ago
    • Sophos Firewall
    • Discussions
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