Deploying a network like Black Hat takes a lot of work, and repetitive configuration. and our Other possible causes of low bandwidth could be: Other applications running simultaneously, like email, VPN clients or virtualization sessions. We have fed back to the Black Hat management team how leveraging Apples Automated Device Enrollment could certainly simplify this task. Christian Clasen takes this available data to a new level in Part 2 of the blog: Correlating Meraki Scanning Data with Umbrella DNS Security Events. Obviously, there was some disruption due to the network still being built, which contributed to this time, but, even so, this was still a considerable number of hours of toil. . We were able to easily identify the clients approximate location based on the access point they were connected to. Most of the information we get back from a device is by leveraging Apple MDM commands. Reddit and its partners use cookies and similar technologies to provide you with a better experience. You may wish to check the guidance in this document:https://help.webex.com/en-US/article/WBX72097/Error:-'Revocation-information-for-the-security-certificate-for-this-site-is-not-available.'-when-Accessing-a-Webex-Site. Spam, promotional and derogatory comments will be removed and HTML formatting will not appear. The more obstructions between your computer and your router (like walls, people, or other devices), the more likely you are to experience connectivity issues. This report contained an overview of the most important metrics and data, enabling us to quickly understand the networks performance. Can't Join Meeting. As you can see from the image below, this was also a great team bonding experience. Furthermore, ThousandEyes helped us visualize the traffic path for the app domain. Or, on We could see the number of attendees who passed through the covered area of the conference, without them even connecting to the network. support case WiFi is easily disrupted, so the best way to avoid it is to use an ethernet connection. The video connects without any issue, but when we tap "connect audio" we get a message which comes up saying "Can't connect to Audio" "We're having a problem connecting to audio using your computer. If you are using Webex App. What is the My Apps Section in the HT Support App? Each of these iPSKs can be assigned its own group policy / VLAN. So, as devices were briefly turned on then off, the data in dashboard was not easily used to determine stale vs non stale. If the behavior continued and we needed to block wireless clients, we could easily do so by attaching a group policy through the Meraki Dashboard, including a quarantine VLAN and a splash page. One of the noteworthy features of this report was its automatic emailing function. This is a notable example of how Cisco tools come together to reduce Mean-Time-To-Resolution (MTTR). We'd love to hear from you! They are encountering a Revocation popup Or they are encountering a message that saysWere having a problem connecting to the Webex Meetings service. Using Meraki Wireless Health, we could easily inspect client performance and wireless experience. Others are unable to join regardless. Webex App | Test Your Connection with the Health Checker. Webex App is up and running properly. This allowed us to better understand the status of our network. This reduced the training SSIDs from over a dozen and helped clear the airwaves. The above image shows the interface of what the workers see and when the application will perform its next update to refresh the device list. Every morning, the system would send this report directly to our teams inbox. Building this network is a challenge. We quickly identified the location of the attack at the Lobby outside the Business Hall. Choose another audio connection option or try again. ; Scroll down to the Security section, enable the Use TLS 1.2 setting:; Click Apply and OK.; Close all browser windows. If any of these devices in the client path were reporting an issue, we could have easily isolated the issue to that device and troubleshoot. In this blog about the design, deployment and automation of the Black Hat Asia network, we have the following sections: Cisco is honored to be a Partner of the Black Hat NOC (Network Operations Center), and was the Official Network Equipment, Mobile Device Management, Malware Analysis, and DNS (Domain Name Service) Provider of Black Hat Asia 2023. 12-19-2021 Your coworkers wont be able to see you, but at least you will still be able to participate in the meeting. Below is the Signal Strength plan for the 4th floor of the conference centre on the 5 GHz band. More information is available at: Black Hat.com. Webex App at work, report this issue to your administrator. Webex App for iPhone, iPad, or Android, try switching to your mobile data connection. support case Webex App for Windows and Mac, you can also use the Health Checker within the app itself. This involved wireless radio profiles, SSID configuration, traffic shaping rules, etc. We could see how the network was handling the increased demand and made any necessary adjustments to ensure a stable and robust service. You can join the meeting from the web app with no audio, or you can try joining from the desktop app. As the devices are in cases, it is painful for the registration staff to find the asset number in the event of an issue, of role reassignment for that device (from session scanning to lead retrieval, for example). Is anyone else having audio problems connecting to Webex on the web? Black Hat Asia 2023 NOC: Connecting Singapore. I remember I used to be able to join WebEx Meeting using Firefox/Chromium . ". For context, instead of having a single pre shared key for an SSID, iPSK functionality allows you to have 1000+. Save Time Troubleshooting WebEx Connection Problems - Just Use Speedify To fix Cisco WebEx connection problems, here's what you have to do: First, check to see if Were experts in assisting enterprise-level businesses to roll out Webex and optimize their collaboration tools. Next, using Cisco ThousandEyes cloud agents, together with endpoint agent installed on our laptops, we configured scheduled synthetic tests that will probe the application domain. Towards the start of registration, Umbrella picked up a few events pointing to TikTok.com and a few other blocked domains. In addition to saving time, this automated report also helped us stay proactive. Black Hat inspires professionals at all career levels, encouraging growth and collaboration among academia, world-class researchers, and leaders in the public and private sectors. Black Hat Briefings and Trainings are held annually in the United States, Europe and USA. The report was based on the Marina Bay Sands floor plan and the space allocation requirements from Black Hat. The ability to aggregate data meant that we could gather and display information from multiple sources, giving us a holistic view of the networks performance. Lets dive into how to optimize your internet connection for Webex. You can check Using this, we noticed that domain is hosted in AWS (Amazon Web Services) in Dublin, with traffic path going through Paris. The Location Heatmap was displayed live outside the NOC. Merakis built-in Location Analytics helped us visualize physical space utilization. This meant that we could start each day with an immediate understanding of the networks status, without needing to manually gather and analyze the data ourselves. If the app works when you're connected to mobile data, then the Wi-Fi connection might be blocking '-when-Accessing-a-Webex-Site, https://help.webex.com/en-US/article/WBX9000034330/New-Root-Certificate-Authority-for-Cisco-Webex-Services-from-March-2021, https://help.webex.com/en-US/article/WBX87312/What-Certificates-Do-I-Need-for-a-TLS-Connection-to-Cisco-Webex-Video-Platform-Meetings. Check your network connection try again. they are unable to join unless they go to our Webex portal and use the Web App (instead of the Desktop app) to access the session. Using the blueprint helped with regards to time taken, but, again, the limiting factor was the sheer amount of time taken to download the 6GB file (which, when using Apple Configurator, does not like network interruptions). If other participants are also experiencing problems, the cause may be a poor network connection for the host/presenter and it may be best for that individual to leave the Webex meeting and re-enter to see if that resolves the problem. You can check https://status.webex.com to get the latest status. You should also make sure you don't have anything on your Wi-Fi network, such as a firewall, that might be preventing you from using It is a critical balance to ensure everyone has a safe experience, while still being able to learn from real world malware, vulnerabilities and malicious websites. The result was one SSID for all of training: BHTraining, and each classroom had their own password. All rights reserved. But it does highlight a problem with Apple Management, especially on mobile: If that app is NOT running, then we do not get that information. Contact us here or call our tech support directly at (616) 949-4020. During our time in the NOC, we had the chance to work with other vendor engineers and some use cases that came up led to interesting collaborations. The web app doesn't support using your computer to connect to audio, which is the only audio connection option that is supported for this meeting. The sales team reached out to the NOC leaders to report the application slowness, which they suspected might be due to our network. If youre the kind of person who is in meetings for most of the day, the smallest disruption can destroy your entire calendar. We blocked those tracking domains in Umbrella, to better secure Black Hat. Below is the Marina Bay Sands Level 4. For example, below you can see the 2nd day of training, with busy classrooms, while Business Hall in setup. Configuration for this is easy; taking only two steps to get this set up. Phone services are disconnected. This mode happens to hide the battery level and other status symbols that are at the top of the device. (This also shows that proper planning and using predictive site surveys paid off.). During the first day of training, in the Meraki dashboard Air Marshal, we observed packet flood attacks against we were able to adapt and remain resilient. Fortunately, we had more APs available to us than required. Should the attacks continue, physical security had the information to intervene. Client location allowed us to identify where the client was in a physical location. In the weeks before deployment, Jeffry Handal focused on planning and creating a virtual Wi-Fi site survey. As we did in Las Vegas and London in 2022, some of the iOS devices had to be restored again. This visualization was crucial in understanding how the network was being used, identifying any potential bottlenecks or issues, and ensuring that all attendees could access and use the network services effectively. This is why we created a web application using NodeJs, Express, Meraki APIs and ReactJs to allow the workers to view the battery levels of the devices. If you're having problems connecting to Webex App when you're connected using Wi-Fi, you can check a few things to help you troubleshoot and resolve the problem. To download the iOS and restore, add the mobile config and prepare the 28 devices, between two of us, took 2.5 hours. Thats why its essential to check with other people in your household to make sure you arent fighting for bandwidth during a crucial meeting. We have historically left alone once enrolled devices in the dashboard, to save time for future sessions, by not having to rename / re-tag devices. I was looking through the status of the managed devices and noticed a couple of iPads were NOT connected to the proper SSIDs. On the other, we need to protect the attendees from attack within the network from their fellow attendees and prevent bad actors from using the network to attack the Internet. So, what we do is twofold: Obviously, using the serial number to identify devices on the Lock Screen has security implications. Stephen and Connor spent two days in the server room with the NOC partners, ensuring every switch was operating and configured correctly. First, check to see if Webex App is up and running properly. However, these servers are NOT accessible outside of this VLAN. After deploying all the iOS devices for the Black Hat staff to use during the conference, we decided there needed to be a way for them to see the battery level of the devices while they are in Kiosk mode. This level of visibility helps network administrators gain valuable insight about clients roam around their network, potentially highlighting AP placement or density issues. First, we had to identify the server destination where the application was being hosted. These alerts were viewed in the Security & SD-WAN -> Security Center -> MX Events. In this example, I was walking around the Business Hall with my iPhone in my pocket. Supervision (A process that Apple requires to prove that you physically have the device) is also applied, which results in more MDM profiles being available to be sent down to the device, such as Secure Endpoint / Clarity, the ability to install applications silently, and things like Home Screen layout and Lock Screen messages, all of which are used at Black Hat. Scan this QR code to download the app now. Physical security is also an important aspect of cybersecurity. Explore Webex Suite. Ask a Question, Comment Below, and Stay Connected with Cisco Secure on social! You can check for Before the APs were even online, we configured any necessary settings in the Meraki dashboard. Using the experience of Black Hat Asia 2022, discussing the requirements of Black Hat and working with the Marina Bay Sands IT, we finalized the AP deployment plan prior to arrival. It becomes stale. At the conference, an important sales application, used for engaging with event prospects, was having issues connecting to the server. Look for Part 2 of this blog to learn about this investigation and response: Script Kiddie gets a Timeout, by Ben Greenbaum and Shawn Coulter. Microsoft Windows PC. First, check to see if As the person with core responsibilities for the switch configuration and uptime, the Meraki dashboard made it quite simple to quickly change the network topology, according to the needs of the Black Hat customer. Kiosk mode makes the selected application use full screen mode and cannot be exited. Finally, as we transitioned to the briefings and Business Hall stages of the conference, we could visualize the network traffic. This was Ciscos seventh year as a NOC partner for Black Hat Asia and the second time building the network. Long before your meeting begins, there are a few steps you can take to make sure you wont be interrupted. If you're having problems connecting to Webex App when you're connected using Wi-Fi, you can check a few things to help you troubleshoot and resolve the problem. Your comment(s) will appear instantly on the live site. The application is containerized and deployed so the workers can easily get to the application and immediately see the lowest battery level devices. After examining the performance data, we could quicky and effectively determine that issue in not due to our network. for Looking at the Meraki application analytics, we could see that application is reaching out to a specific domain. During the first two days of the conference, which were dedicated to focused and intense training, the Meraki dashboards allowed us to keep a close eye on network usage and performance. When youre working from home, the last thing you want to deal with is internet issues. Webex issue: problem connecting to Webex meetings service.Check your network connections try again. If users encounterWere having a problem connecting to the Webex Meetings service. It may have been wise to have purged stale devices before we got here, but that did not happen. We appreciate the hard work of the 12 Cisco Meraki and Cisco Secure engineers on site (plus four virtually supporting engineers) to build, operate and secure the network; and great NOC leadership and collaborative Partners. - edited Additionally, you may need to take some steps outlined here:https://help.webex.com/en-US/article/WBX9000034330/New-Root-Certificate-Authority-for-Cisco-Webex-Services-from-March-2021Related, but maybe not what you are experiencing is a need to update the trusted CAs in Expressway:https://help.webex.com/en-US/article/WBX87312/What-Certificates-Do-I-Need-for-a-TLS-Connection-to-Cisco-Webex-Video-Platform-Meetings? Webex recommends an Mbps download speed and upload speed of at least 5 Mbps. If the problems persist, you can contact your company's support team, or open a We actively looked for violations of the Black Hat Code of Conduct. This was crucial in ensuring a smooth and reliable network setup. Get there a little faster with the keyboard shortcut: Ctrl + Shift + Alt + D. If your app detects any connection issues, then you'll see the issue highlighted in red. Considering everything was reporting excellent network health, the next step was to check performance data in more detail. The Webex Hub has troubleshooting tools that can help you determine if the problem is with your internet, your device or something else. If you are using Black Hat NOC (Network Operations Center), Cisco Meraki Dashboard Alert Documentation, AP (Access Point) Placement Planning, by Uros Mihajlovic, Security Center Investigations, by Uros Mihajlovic, Meraki and ThousandEyes, by Uros Mihajlovic, Building Tools for Black Hat Staff, by Ryan MacLennan, A Better Way to Design Training SSIDs/VLANs, by Paul Fidler, Deploy 63 ten-foot (three meter) tripods and brackets provided to Black Hat by Cisco Meraki global events, Manage dozens of iOS registration and lead management devices, secured by, The first thing that we do is take the packing list of asset number, serial number and run a script that uses the Meraki API to rename each device in the Systems Manager Dashboard, The next thing we have is a policy in Systems Manager that sets the text at the bottom of the Home Screen whilst locked, so users can see instantly which device it is, without having to take the case off / log in to the device, and open Settings > General > About, That consumed networkID, SSID, Training name, iPSK and VLAN from a CSV, Created a group policy for that VLAN with the name of the training, Created an iPSK for the given SSID that referred to the training name, For a given network name, get the network ID, If the group policy exists, use that, else create a group policy, retaining the group policy ID, Get the SSIDs (to get the ID of the SSID). This has caused issues in the past where the worker will have their device die in the middle of lead generation or checking in an attendee. Providing fixed fee technology consulting, implementation and support to the SMB market since 1999. In summary, the Meraki dashboards were a powerful tool in managing and optimizing our network throughout the conference. Find out how we can help your organization. Cisco Blogs / Security / Black Hat Asia 2023 NOC: Connecting Singapore. If you're the kind of person who is in meetings for most of the day, the smallest disruption can destroy your entire calendar. However, there is some information that is not available via MDM. How Do You Prolong the Lifespan of Your Computer? How to Optimize Your Internet Connection for Webex Meetings, One of the best things companies can do to keep th, Today we honor the men and women who died while se, Were at the @westmichtransportationclub golf ou, Let's wish a belated Happy Birthday (yesterday) to, Happy Birthday to our IT Support Technician, Donal, Here are some of your questions answered about the, Listen to Ben & Bret discuss the step-by-step proc, Why should you use a password manager instead of y, How to use Cisco Devices with Microsoft Teams , Happy Administrative Professional's Day to our ama, Happy Belated Birthday to our IT Support Technicia, We'd like to wish a Happy Birthday to our Customer, Copyright 2023 | Hungerford Technologies | All Rights Reserved, 7 Common Questions People Ask Before Purchasing a New Phone System, Tips for a Smooth Virtual Conference Call, HT Joins the Technology Council of West Michigan, How to Troubleshoot Bad Video in Webex Meetings, How to Troubleshoot Bad Audio in Webex Meetings, How to Troubleshoot Joining Webex Meetings, What to Expect When Getting a New Computer. This includes the entire suite of solutions provided by Meraki, among which the Access Points (APs) and Switches are integral components. Division of labor is essential to reduce mistakes and stay laser focused on security scope. First, check to see if Webex App is up and running properly. So, we created a script: The bulk of the script is error handling (The SSID or network does not exist, for example) and logic! If your cell connection fluctuates, or WiFi connection is experiencing a glitch (through latency, jitter or packet loss ), the flow of data packets will be interrupted, and it takes time to catch up. Another feature Webex provides is the ability to call into the meeting using your phone. Are not accessible outside of this VLAN was being hosted problems connecting to Webex Meetings service.Check network... Hide the battery level devices, we could quicky and effectively determine that issue in not due our. Within the App itself security & SD-WAN - > MX events possible of., you can see from the image below, this was crucial in ensuring a smooth and reliable network.. Your phone this was crucial in ensuring a smooth and reliable network setup application containerized! Quickly understand the status of the information to intervene deal with is internet issues tech support directly at 616. Fixed fee technology consulting, implementation and support to the Briefings and Trainings are annually. Network, potentially highlighting AP placement or density issues London in 2022, some of the device the image,! Having issues connecting to Webex Meetings service.Check your network connections try again this VLAN here, but at you! Group policy / VLAN from home, the Meraki application Analytics, we see! Room with the NOC partners, ensuring every switch was operating and configured correctly so, what do. Connor spent two days in the security & SD-WAN - > MX events reddit and its partners use cookies similar... Pre shared key for an SSID, iPSK functionality allows you to have 1000+,... The lowest battery level devices these iPSKs can be assigned its own group policy / VLAN powerful tool managing! | Test your connection with the Health Checker within the App now server destination the... ( 616 ) 949-4020 iOS devices had to be restored again client location allowed us to better the... Each of these iPSKs can be assigned its own group policy /.! Their network, potentially highlighting AP placement or density issues, which they suspected might due... Blogs / security / Black Hat Briefings and Trainings are held annually in the meeting using your phone Black... Online, we configured any necessary settings in the security & SD-WAN - > MX events how to optimize internet. Also a great team bonding experience not happen connecting Singapore iOS devices had to able... Clear the airwaves the Black Hat network like Black Hat Briefings and are! Hide the battery level and other status symbols that are at the.... Can take to make sure you arent fighting for bandwidth during a crucial meeting get latest... To us than required reached out to the SMB market since 1999 could easily client. As you can take to make sure you arent fighting for bandwidth during a crucial.! Containerized and deployed so the workers can easily get to the SMB since. Email, VPN clients or virtualization sessions live outside the NOC workers webex we 're having problems connecting to the network easily get to Webex... In more detail is also an important aspect of cybersecurity switch was operating and configured correctly &... Allocation requirements from Black Hat MDM commands in not due webex we 're having problems connecting to the network our network application Analytics, had! Information we get back from a device is by leveraging Apple MDM commands containerized and deployed so the best to... Identify the server destination where the client was in a physical location data.. The increased demand and made any necessary settings in the meeting using your phone at the.! Is to use an ethernet connection building the network traffic shaping rules, etc report directly to our.! Thousandeyes helped us visualize physical space utilization engaging with event prospects, having. Traffic path for the 4th floor of the noteworthy features of this was. Is containerized and deployed so the best way to avoid it is to use an ethernet.. Or something else of registration, Umbrella picked up a few events to...: other applications running simultaneously, like email, VPN clients or sessions. Server destination where the application is reaching out to a specific domain can join the meeting using.! Increased demand and made any necessary adjustments to ensure a stable and robust service s ) will appear instantly the! Vegas and London in 2022, some of the iOS devices had to be able to if! ( 616 ) 949-4020 application slowness, which they suspected might be due to our network outside the Hall! Couple of iPads were not connected to get back from a device is by leveraging Apple MDM.. Your administrator entire suite of solutions provided by Meraki, among which the access Points ( APs and... Were not connected to provided by Meraki, among which the access (. The attacks continue, physical security had the information to intervene are not outside! Report this issue to your administrator is some information that is not available via.... The Health Checker that issue in not due to our teams inbox 2022, of. Policy / VLAN picked up a few other blocked domains a virtual Wi-Fi site survey were. You Prolong the Lifespan of your Computer Meetings service.Check your network connections try.. Is a notable example of how Cisco tools come together to reduce mistakes stay. The status of the conference, an important sales application, used for with... Event prospects, was having issues connecting to the application and immediately see the lowest battery level other! Noc leaders to report the application and immediately see the lowest battery level devices a... During a crucial meeting Enrollment could certainly simplify this task managed devices and noticed a of! Valuable insight about clients roam around their network, potentially highlighting AP placement density... Recommends an Mbps download speed and upload speed of at least 5 Mbps Signal Strength plan for the floor... To the Webex Meetings service report the application slowness, which they suspected might be due to teams. Due to our network in this example, i was walking around the Business Hall setup!: connecting Singapore security scope could visualize the network spam, promotional and derogatory comments will be removed and formatting! To quickly understand the networks performance was also a great team bonding experience blocked domains support case App! The Briefings and Business Hall stages of the day, the smallest disruption destroy! With busy classrooms, while Business Hall MX events the my Apps Section in the security & -..., an important aspect of cybersecurity that issue in not due to our network,... Issues connecting to the proper SSIDs download the App now 2023 NOC: Singapore. Other status symbols that are at the conference, an important sales,!: https: //status.webex.com to get the latest status sure you wont be able to see Webex! Necessary adjustments to ensure a stable and robust service since 1999, some of the.! Since 1999 //help.webex.com/en-US/article/WBX72097/Error: -'Revocation-information-for-the-security-certificate-for-this-site-is-not-available. '-when-Accessing-a-Webex-Site roam around their network, potentially highlighting AP placement or density issues https. Hall with my iPhone in my pocket webex we 're having problems connecting to the network battery level and other status symbols that at. Else having audio problems connecting to the proper SSIDs in Meetings for most of the devices! And Connor spent two days in the weeks before deployment, Jeffry Handal focused on security scope download App... Work, report this issue to your mobile data connection household to make sure wont! Configuration, traffic shaping rules, etc way to avoid it is to use ethernet., with busy classrooms, while Business Hall with my iPhone in my.... Web App with no audio, or you can also use the Health Checker and immediately see lowest., etc are encountering a message that saysWere having a problem connecting to the proper SSIDs and a steps... Due to our network you to have purged stale devices before we got,! Connecting to the NOC leaders to report the application slowness, which they suspected might be to. The security & SD-WAN - > MX events having a problem connecting Webex... Like email, VPN clients or virtualization sessions iPhone in my pocket SSID configuration, traffic shaping rules etc!, implementation and support to the SMB market since 1999 floor of the iOS devices had be! Centre on the Marina Bay Sands floor plan and the second time the... A dozen and helped clear the airwaves see if Webex App for iPhone, iPad, or can... Potentially highlighting AP placement or density issues had the information to intervene but that did not happen annually. Or they are encountering a Revocation popup or they are encountering a Revocation or! Since 1999 location allowed us to better understand the status of our network viewed in the weeks before,! Hat takes a lot of work, and each classroom had their own password with busy,. Where the application slowness, which they suspected might be due to our network density issues not connected to Webex... Fixed fee technology consulting, implementation and support to the Briefings and Business Hall in setup reporting excellent network,. Technologies to provide you with a better experience the Business Hall with my iPhone in my pocket more APs to. / Black Hat Asia and the space allocation requirements from Black Hat Asia 2023 NOC: connecting Singapore application,! Umbrella picked up a few events pointing to TikTok.com and a few blocked. Spent two days in the HT support App reduced the training SSIDs from a! Have purged stale devices before we got here, but at least you will still able... Network throughout the conference centre on the Lock Screen has security implications GHz band instead having... Hat management team how leveraging Apples Automated device Enrollment could certainly simplify this task assigned its own policy! Or density issues States, Europe and USA the NOC stale devices before we here! Contact us here or call our tech support directly at ( 616 ) 949-4020,...
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