Sophos Xg Microsoft Teams



  1. Sophos Xg Community
  2. Sophos Xg Microsoft Teams Exceptions
  3. Sophos Xg Microsoft Teams
  4. Sophos Utm Microsoft Teams Exceptions
  5. Sophos Xg Microsoft Teams Free

Next-Gen Firewall

Sophos XG on Azure. Sophos XG Firewall is a next-generation firewall you can select and launch from within the Microsoft Azure Marketplace. XG Firewall deploys as an all-in-one solution that combines advanced networking, protections such as Intrusion Prevention (IPS), and web application firewalling (WAF), as well as user and application controls. Now, Sophos MTR Advanced customers who have their XG Firewalls managed in Sophos Central and use Central Firewall Reporting will also benefit from the MTR team’s ability to leverage the actionable intelligence needed to prevent, detect, and respond to threats across the network and endpoint. Microsoft Teams; In this article. Most issues discovered with the Microsoft Teams client can be traced back to firewall or proxy connectivity. Verifying that the necessary URLs, IP addresses and ports are opened in your firewall or proxy will minimize unnecessary troubleshooting.

Sophos XG Firewall provides comprehensive next-generation firewall protection that exposes hidden risks, blocks unknown threats, and automatically responds to incidents.

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The Sophos XG Firewall

Sophos XG Firewall is a next-generation firewall in an all-in-one solution. It combines advanced networking, protections such as Intrusion Prevention Systems (IPS) and Web Application Firewall (WAF), plus user and application controls. It is designed to help you protect your Azure-based workloads against advanced threats, with a focus on ROI – from time saving management to flexible pricing.

Firewall is an important part of any network security system, whether hardware or software based.

Benefits of Sophos XG Firewall on Microsoft Azure / Amazon Web Services

Sophos XG Firewall offers comprehensive Internet Protection with its wide range of appliances

All-in-One Next-Gen Firewall

Save yourself from having to deploy and integrate multiple products in Azure. Sophos XG Firewall integrates multiple leading security technologies into a single solution, without compromising firewall security controls. Highlights include…

• Deep packet inspection for Azure with IPS, ATP, URL filtering, and in-depth reporting
• Bidirectional antivirus for WAF with authentication offloading, path-based routing, and country-level blocking
• Easy to set up and easy to use self-services SSL and HTML5 VPN technologies that make connecting from anywhere and on any device a reality – without administrative overhead

Time Saving Templates and Centralized Policy Management

Manage, view, filter, sort and apply all your user, application and network policies from a single console. With time-saving business application and server protection templates, plus pre-packaged web filtering, IPS, traffic shaping and app control policies at your fingertips.

Synchronized Server Security

An industry first, Synchronized Security links your endpoints, servers, and firewall to enable unique insights and coordination. The Security Heartbeat™ relays endpoint and server health status and enables your firewall to immediately identify and respond to a compromised system on your virtual network. The firewall can help isolate systems until they can be investigated and cleaned up.

Flexible Pricing

Sophos offers two pricing options for XG Firewall: pay-as-you-go and bring-your-own-license. PAYG allows you to pay only what you use, with no minimum commitment and stop at any time. BYOL allows you to use your existing investment in XG Firewall. When you buy a 1, 2, or 3-year XG Firewall license, you can use that license in conjunction with Azure.

PROTECT YOUR CLOUD

XG Firewall provides a full suite of protection for your Azure cloud infrastructure that will have you up and running in minutes.
OPTIMIZED FOR AZURE

XG Firewall is available as a certified preconfigured VM within the Azure Marketplace and supports Azure Resource Manager templates to streamline your custom deployments.

ALL-IN-ONE PROTECTION

Sophos XG Firewall integrates multiple best-of-breed security technologies into a single solution saving you from having to deploy and integrate multiple products in Azure.

TIME SAVING TEMPLATES

Sophos XG Firewall offers time saving business application and server protection templates as well as pre-packaged web filtering, IPS, traffic shaping and app control policies.

SYNCHRONIZED SERVER SECURITY

Sophos XG Firewall integrates perfectly with Sophos Server Protection to provide health status monitoring, instant threat identification and automated response when an incident occurs.

Get Sophos XG Firewall

Sophos XG Firewall provides comprehensive next-generation firewall protection that exposes hidden risks, blocks unknown threats, and automatically responds to incidents

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Network requirements

If you've already optimized your network for Microsoft 365 or Office 365, you're probably ready for Microsoft Teams. In any case - and especially if you're rolling out Teams quickly as your first Microsoft 365 or Office 365 workload to support remote workers - check the following before you begin your Teams rollout:

  1. Do all your locations have internet access (so they can connect to Microsoft 365 or Office 365)? At a minimum, in addition to normal web traffic, make sure you've opened the following, for all locations, for media in Teams:

    PortsUDP ports 3478 through 3481
    IP addresses13.107.64.0/18, 52.112.0.0/14, and 52.120.0.0/14

    Important

    If you need to federate with Skype for Business, either on-premises or online, you will need to configure an additional DNS record.

    DNS recordServiceProtocolPriorityWeightPortTarget
    SRVsipfederationtlsTCP10015061sipfed.online.lync.com
  2. Do you have a verified domain for Microsoft 365 or Office 365 (for example, contoso.com)?

    • If your organization hasn't rolled out Microsoft 365 or Office 365, see Get started.
    • If your organization hasn't added or configured a verified domain for Microsoft 365 or Office 365, see the Domains FAQ.
  3. Has your organization deployed Exchange Online and SharePoint Online?

    • If your organization doesn't have Exchange Online, see Understand how Exchange and Microsoft Teams interact.
    • If your organization doesn't have SharePoint Online, see Understand how SharePoint Online and OneDrive for Business interact with Microsoft Teams.

Once you've verified that you meet these network requirements, you may be ready to Roll out Teams. If you're a large multinational enterprise, or if you know you've got some network limitations, read on to learn how to assess and optimize your network for Teams.

Important

For educational institutions: If your organization is an educational institution and you use a Student Information System (SIS), deploy School Data Sync before you roll out Teams.

Running on-premises Skype for Business Server: If your organization is running on-premises Skype for Business Server (or Lync Server), you must configure Azure AD Connect to synchronize your on-premises directory with Microsoft 365 or Office 365.

Sophos Xg Microsoft Teams Exceptions

Best practice: Monitor your network using CQD and call analytics

Use the Call Quality Dashboard (CQD) to gain insight into the quality of calls and meetings in Teams. CQD can help you optimize your network by keeping a close eye on quality, reliability, and the user experience. CQD looks at aggregate telemetry for an entire organization where overall patterns can become apparent, which lets you identify problems and plan remediation. Additionally, CQD provides rich metrics reports that provide insight into overall quality, reliability, and user experience.

You'll use call analytics to investigate call and meeting problems for an individual user.

Network optimization

The following tasks are optional and aren't required for rolling out Teams, especially if you're a small business and you've already rolled out Microsoft 365 or Office 365. Use this guidance to optimize your network and Teams performance or if you know you've got some network limitations.

You might want to do additional network optimization if:

  • Teams runs slowly (maybe you have insufficient bandwidth)
  • Calls keep dropping (might be due to firewall or proxy blockers)
  • Calls have static and cut out, or voices sound like robots (could be jitter or packet loss)

For an in-depth discussion of network optimization, including guidance for identifying and fixing network impairments, read Microsoft 365 and Office 365 Network Connectivity Principles.

Network optimization taskDetails
Network planner

For help assessing your network, including bandwidth calculations and network requirements across your org's physical locations, check out the Network Planner tool, in the Teams admin center. When you provide your network details and Teams usage, the Network Planner calculates your network requirements for deploying Teams and cloud voice across your organization's physical locations.

For an example scenario, see Using Network Planner - example scenario.

Advisor for TeamsAdvisor for Teams is part of the Teams admin center. It assesses your Microsoft 365 or Office 365 environment and identifies the most common configurations that you may need to update or modify before you can successfully roll out Teams.
External Name ResolutionBe sure that all computers running the Teams client can resolve external DNS queries to discover the services provided by Microsoft 365 or Office 365 and that your firewalls are not preventing access. For information about configuring firewall ports, go to Microsoft 365 and Office 365 URLs and IP ranges.
Maintain session persistenceMake sure your firewall doesn't change the mapped Network Address Translation (NAT) addresses or ports for UDP.
Validate NAT pool sizeValidate the network address translation (NAT) pool size required for user connectivity. When multiple users and devices access Microsoft 365 or Office 365 using Network Address Translation (NAT) or Port Address Translation (PAT), you need to ensure that the devices hidden behind each publicly routable IP address do not exceed the supported number. Ensure that adequate public IP addresses are assigned to the NAT pools to prevent port exhaustion. Port exhaustion will contribute to internal users and devices being unable to connect to the Microsoft 365 or Office 365 service.
Routing to Microsoft data centersImplement the most efficient routing to Microsoft data centers. Identify locations that can use local or regional egress points to connect to the Microsoft network as efficiently as possible.
Intrusion Detection and Prevention GuidanceIf your environment has an Intrusion Detection or Prevention System (IDS/IPS) deployed for an extra layer of security for outbound connections, be sure to allow all Microsoft 365 or Office 365 URLs.
Configure split-tunnel VPN

We recommend that you provide an alternate path for Teams traffic that bypasses the virtual private network (VPN), commonly known as split-tunnel VPN. Split tunneling means that traffic for Microsoft 365 or Office 365 doesn't go through the VPN but instead goes directly to Microsoft 365 or Office 365. Bypassing your VPN will have a positive impact on Teams quality, and it reduces load from the VPN devices and the organization's network. To implement a split-tunnel VPN, work with your VPN vendor.

Other reasons why we recommend bypassing the VPN:

  • VPNs are typically not designed or configured to support real-time media.

  • Some VPNs might also not support UDP (which is required for Teams).

  • VPNs also introduce an extra layer of encryption on top of media traffic that's already encrypted.

  • Connectivity to Teams might not be efficient due to hair-pinning traffic through a VPN device.

Implement QoSUse Quality of Service (QoS) to configure packet prioritization. This will improve call quality in Teams and help you monitor and troubleshoot call quality. QoS should be implemented on all segments of a managed network. Even when a network has been adequately provisioned for bandwidth, QoS provides risk mitigation in the event of unanticipated network events. With QoS, voice traffic is prioritized so that these unanticipated events don't negatively affect quality.
Optimize WiFi

Similar to VPN, WiFi networks aren't necessarily designed or configured to support real-time media. Planning for, or optimizing, a WiFi network to support Teams is an important consideration for a high-quality deployment. Consider these factors:

  • Implement QoS or WiFi Multimedia (WMM) to ensure that media traffic is getting prioritized appropriately over your WiFi networks.

  • Plan and optimize the WiFi bands and access point placement. The 2.4 GHz range might provide an adequate experience depending on access point placement, but access points are often affected by other consumer devices that operate in that range. The 5 GHz range is better suited to real-time media due to its dense range, but it requires more access points to get sufficient coverage. Endpoints also need to support that range and be configured to leverage those bands accordingly.

  • If you're using dual-band WiFi networks, consider implementing band steering. Band steering is a technique implemented by WiFi vendors to influence dual-band clients to use the 5 GHz range.

  • When access points of the same channel are too close together, they can cause signal overlap and unintentionally compete, resulting in a bad experience for the user. Ensure that access points that are next to each other are on channels that don't overlap.

Each wireless vendor has its own recommendations for deploying its wireless solution. Consult your WiFi vendor for specific guidance.

Bandwidth requirements

Teams is designed to give the best audio, video, and content sharing experience regardless of your network conditions. That said, when bandwidth is insufficient, Teams prioritizes audio quality over video quality.

Sophos Xg Microsoft Teams

Sophos Xg Microsoft Teams

Where bandwidth isn't limited, Teams optimizes media quality, including up to 1080p video resolution, up to 30fps for video and 15fps for content, and high-fidelity audio.

This table describes how Teams uses bandwidth. Teams is always conservative on bandwidth utilization and can deliver HD video quality in under 1.2Mbps. The actual bandwidth consumption in each audio/video call or meeting will vary based on several factors, such as video layout, video resolution, and video frames per second. When more bandwidth is available, quality and usage will increase to deliver the best experience.

Sophos Utm Microsoft Teams Exceptions

Bandwidth(up/down)Scenarios
30 kbpsPeer-to-peer audio calling
130 kbpsPeer-to-peer audio calling and screen sharing
500 kbpsPeer-to-peer quality video calling 360p at 30fps
1.2 MbpsPeer-to-peer HD quality video calling with resolution of HD 720p at 30fps
1.5 MbpsPeer-to-peer HD quality video calling with resolution of HD 1080p at 30fps
500kbps/1MbpsGroup Video calling
1Mbps/2MbpsHD Group video calling (540p videos on 1080p screen)

Sophos Xg Microsoft Teams Free

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