3cx Sophos Xg



  • To import Sophos XG Inspectors via CSV Import, navigate to Admin Inspectors Sophos XG Select the down arrow icon in the top right-hand to Download CSV Import Template. In the CSV Template, each row, starting on row three, will represent an Inspector. Fill in the following information for each Inspector you want to roll out.
  • Mar 03, 2021 Platform Updates Single Sign-On As part of a phased release, Single Sign-On (SSO) via SAML 2.0 is now available to some partners. Partners will be notified in their instances once SSO is shipped to you. All partners should expect access to SSO within the next few weeks. To set up Single Sign-On, ple.

Users might meet the SIP Call issue including:

  • One way audio
  • No audio in both way
  • The call hangs up at 30 seconds

3CX VoIP Phone System for Windows is an IP PBX / SIP proxy that completely replaces a traditional proprietary phone system. It uses standard SIP software or hardware phones, supports VoIP providers / SIP Trunks & phone lines and offers numerous benefits over a traditional PBX. I have 3cx server published over sophos xg 135, i can make calls internal and over wan (inside network -outside network). Spicehead-8pvo1 over 1 year ago Wednesday, January 1, 2020 04:02 PM 3 4 VoIP. 3CX is dropping calls after a few seconds. Hello, Set up 3CX in AWS, set up 2 SBC's on for me to test and one for my customer to use.

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Mostly it is relevant to the router, firewall, or VPN gateway settings. We often suggest the client to disable SIP ALG, SIP forwarding.

In this article, we would offer some settings that we had experienced. But each router manufacture might have their own naming rules or logic principle for the settings. So we could not cover all.

Disclaimer...!

We only offer a suggestion for the router settings. But we don't offer support to debug your router. If you need the support of the router settings or you don't have the knowledge of router settings, please seek help from the manufacturer's support or your IT Admin.

1. Disable SIP ALG on Cisco Router with CLI only.

Command: no ip nat service sip udp port 5060

2. Disable SIP ALG option in Cisco RV320 router.

3. Disable SIP ALG on Huawei HG8145V

4. Disable SIP Transformations & consistent NAT on SonicWall

5. Disable SIP ALG on Billion router.

6. Disable SIP Passthrought on Asus RT-N66U router.

7. Disable SIP ALG, and check Non-NAT option on TP-Link TL-ER6020.

8. Disable SIP ALG on D-Link DIR-605L

To disable, run this command from the terminal:/IP firewall service-port disable sipOr from winbox just navigate to the IP>Firewall and then click on the Service Ports tab and disable it through the GUI.
10. Disable SIP ALG & Increase UDP timeout on the SOPHOS firewall.

  1. Log in to the CLI using Telnet or SSH. You can also access the CLI from admin > Console in the upper right corner of the Admin Console screen.
  2. Choose option 4. Device Console.
  3. Execute the following command(s):
To show the current UDP timeout use the command below:
To set the UDP timeout to the desired time of at least 180 seconds use the command below'
11. How to disable the SIP-alg module on Cyberoam.
The administrator can disable the SIP module by following the steps mentioned below.
  1. Sign in to the CLI console and select option 4. Cyberoam Console from the Main Menu list.
  2. Execute the following command:
    console> cyberoam system_modules sip unload
Note: To load the SIP module again, execute the following command at the console prompt:

How to use a custom port

If you are using a custom port for SIP communication and you would like to load the same ports under the Cyberoam SIP helper module, issue the commands below:

console> cyberoam system_modules sip load ports 5061
Note: If the SIP/SDP packet spans more than 1 packet, then it is not supported by the Cyberoam SIP helper.Reference snapshot: It can be seen that the SIP/SDP packet is divided into 3 packets (Request: INVITE following 2 Continuation)
The workaround is to use a SIP UDP control connection because, in UDP, a single sip message is as a single packet.
12.Disable SIP ALG on UbiquitiUSG Router
  1. Download and install WinSCP from https://sourceforge.net/projects/winscp/

  2. Connect to your CloudKey with WinSCP via SSH and browse to the directory srv/unifi/data/sites/default (my site was called default, your site might be named something different).

  3. Create a file on your computer named config.properties.

  4. Edit the config.properties file and add 'config.ugw.voip.sip_alg_disable=true' (without quotes) and save.

  5. Copy the file to the CloudKey to the folder you browsed to in step 2.

  6. Force your USG to do provisioning by creating a port forwarding rule and then deleting it.

You can verify that the settings are working by connecting to your USG via SSH. If you are on Windows, use Putty. Once connected via SSH, type the command 'lsmod | grep sip' (without quotes). If SIP ALG is disabled, you will not get anything back and just be returned to the command prompt.

13.How to Disable SIP ALG on a Thomson Router

SIP ALG is used to try and avoid configuring Static NAT on a router. Its implementation, however, varies from one router to another, often making it difficult to inter-operate a router with SIP ALG enabled with a PBX. In general, you would want to disable SIP ALG and configure one to one port mapping on the router.

In this article, we will show you how to disable SIP ALG on a Thomson router. SIP ALG on this router is known to cause problems with VoIP calls. Proceed as follows:

Open Command Prompt – “Start” → “Run” → type “cmd” and press “Enter”.

3cx sophos xg

In Command Prompt, type “telnet 192.168.1.254” and press enter. 192.168.1.254 is the default IP address of the router. If you are running on Windows 7/8/8.1/10, you might need to install the telnet client from “Control Panel” → “Programs and Features” → “Turn Windows features on and off”.

The default username is “Administrator”, and there is no default password, leave blank.

Type “connection unbind application=SIP port=5060” and press “Enter”.

Type “save all” and press “Enter”.

Type “exit” and press “Enter” to exit the telnet session.

SIP ALG is now disabled on your Thomson router.

Note:

The SIP phones behind this router should be configured not to use STUN

The SIP phones must NOT be configured with a local port of 5060 or 5061. The local port of the phone must be changed to something else.

Configuring a SIP Phone behind a Thomson router might require port forwarding to be implemented on the router. So you will need to port forward the SIP and AUDIO (RTP) ports on the Thomson router and point them to the SIP Phone’s IP Address.

14.Disabling SIP-ALG on the FortiGate 80C Firewall

Step 1: Disable SIP ALG

The SIP ALG functionality seems to be harder to disable (even if it is disabled via WEB Interface) and varies greatly between models. In addition, the type of NAT may break correct functionality or re-enable SIP ALG. On devices running FortiOs, you will need to disable this in multiple places as shown below:

Open the FortiGate CLI from the dashboard.

Enter the following commands in FortiGate’s CLI:

config system settings

3cx Sophos Xg Vs

set sip-helper disable

set sip-nat-trace disable

reboot the device

Reopen the FortiGate CLI and enter the following commands (do not enter text after //)

config system session-helper

show //you need to find the entry for SIP, usually 12, but it may vary

delete 12 //or the number that you identified from the previous command

Create a rule and set the “Protection Profile” to “Unfiltered”

Reboot the device and you should be ready to use your FortiGate 80C with the 3CX Phone System without any issues.

Step 2: Removing the Session Helper

3cx Sophos Utm

Run the following commands:

config system session-helper

Show

Amongst the displayed settings will be one similar to the following example:

edit 13

set name sip

set protocol 17

set port 5060

In this example, the next commands would be:

3cx Sophos Xg Software

delete 13

end

Step 3: Change the default –VoIP –alg-mode

Run the following commands:

config system settings

set default-VoIP-alg-mode kernel-helper based

end

If Version 5.2 and above continue

config VoIP profile

edit default

config sip

set status enable/disable

end

end

Step 4: Clear Sessions or Reboot

To clear sessions:

Ideally, you would only delete sessions related to VoIP traffic. However, in the case of SIP, this means not only deleting the SIP control sessions but also all sessions opened to handle the audio (RTP) traffic. If you know the port-range used for the audio traffic, you can be selective with your session clear by first applying a filter.

diagnose the system session filter ...

See the related article 'Troubleshooting Tip: FortiGate Firewall session list information'.

The command to clear sessions applies to ALL sessions unless a filter is applied, and therefore will interrupt traffic.

diagnose system session clear

Alternatively, reboot the FortiGate using either GUI or CLI. The CLI command is:

execute reboot

Step 5: Validating Your Setup.

Log into your 3CX Management Console → Dashboard → Firewall and run the 3CX Firewall Checker. This will validate if your firewall is correctly configured for use with 3CX. More information about the Firewall Checker can be found here.

15.How to Disable SIP ALG on Netgear Routers

Option 1

Open the Netgear router configuration by browsing to its LAN Address (http://192.168.0.1 by default).

Log in to the router’s configuration. The default username is “admin”and the default password is “password”.


In the main menu, select “Advanced” → “WAN Setup”.

Enable the option “Disable SIP ALG”.

Click “Apply”.

Option 2

Open the Netgear router configuration by browsing to its LAN Address (http://192.168.0.1 by default).

Log in to the router’s configuration. The default username is “admin” and the default password is “password”.

In the main menu, select “Security” → “Firewall” → “Advanced”.

Uncheck the option “Enable SIP ALG”.

Click “Apply”.

Recommends this product
Great Product

I've been using 3CX since 2013 ...
It's a pretty solid SMB product! Just installed second system at sister company.

What are the pros?

Easy to set up, low TCO, supports many devices, works great over MPLS tunnel, support is pretty good, saved us a lot of money and is much more reliable then our previous phone system. Love the new Blacklisting feature in v15.5

What are the cons?

The only down side is my customized templates get written over every time they release an updated phone template.

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