《了解 Webex 流量的网络安全要求.pdf》由会员分享,可在线阅读,更多相关《了解 Webex 流量的网络安全要求.pdf(49页珍藏版)》请在三个皮匠报告上搜索。
1、#CiscoLive#CiscoLiveMatt Jordy,Technical Marketing Engineer()BRKCOL-2057Understanding Network Security Requirements for Webex Traffic 2023 Cisco and/or its affiliates.All rights reserved.Cisco Public#CiscoLiveSession Logistics60 minute sessionNo Q&A time at the end.Please raise questions as we go an
2、d Ill take as many as I can.Its possible we wont be able to get all the questions in the allotted time.If we dont get to your question:Come see me after the sessionPut your questions in the Webex space for this session Send me a 1:1 Webex message or email()BRKCOL-20573BRKCOL-2057Caution:The informat
3、ion provided in this session can(and will)change.Always refer refer to the latest documentationto the latest documentationwhen enabling and deploying Webex services 2023 Cisco and/or its affiliates.All rights reserved.Cisco Public#CiscoLiveUnderstanding Collaboration Security4BRKCOL-2057Infosec Team
4、Infosec TeamCollaboration TeamCollaboration TeamSECURITY 2023 Cisco and/or its affiliates.All rights reserved.Cisco Public#CiscoLiveUnderstanding Collaboration Security=Success!5BRKCOL-2057Collaboration TeamCollaboration TeamInfosec TeamInfosec TeamSECURITY 2023 Cisco and/or its affiliates.All right
5、s reserved.Cisco Public#CiscoLiveEnter your personal notes hereCisco Webex App 6Questions?Use Cisco Webex App to chat with the speaker after the sessionFind this session in the Cisco Live Mobile AppClick“Join the Discussion”Install the Webex App or go directly to the Webex spaceEnter messages/questi
6、ons in the Webex spaceHowWebex spaces will be moderated by the speaker until June 9,2023.12346https:/ 2023 Cisco and/or its affiliates.All rights reserved.Cisco PublicBRKCOL-2057Agenda 2023 Cisco and/or its affiliates.All rights reserved.Cisco PublicFundamentals of Firewall TraversalMedia and Signal
7、ing ConsiderationsTraffic Flows and Network Ports UsageConclusionBRKCOL-20577Fundamentals of Firewall Traversal 2023 Cisco and/or its affiliates.All rights reserved.Cisco Public#CiscoLiveWebexWebexFigures Layout9BRKCOL-2057InternetInternetOnOn-PremisesPremisesON-PREMISESINTERNET-CLOUD(WEBEX)FIREWALL
8、FIREWALL(Left)(Right)2023 Cisco and/or its affiliates.All rights reserved.Cisco Public#CiscoLiveMediaMediaServiceServiceWebexWebexServiceServiceMediaMediaServiceServiceWebexWebexServiceServiceWebexWebexTypes of Traffic10BRKCOL-2057InternetInternetWebex Clients and DevicesMessages,Signaling,Notificat
9、ions,Messages,Signaling,Notifications,Control and Analytics TrafficControl and Analytics TrafficVoice,Video,and Content ShareVoice,Video,and Content ShareHTTPS/WSS and SIPHTTPS/WSS and SIPSRTP and STUNSRTP and STUNWSS=WebSocket Secure 2023 Cisco and/or its affiliates.All rights reserved.Cisco Public
10、#CiscoLiveFirewall TraversalReturn Traffic Automatically Allowed11BRKCOL-2057Initiated TrafficReturn Traffic*With most firewalls*Return UDP traffic allowed based on timer,not based on connection statusReturn traffic automatically Return traffic automatically allowed*(TCP and even UDP*allowed*(TCP an
11、d even UDP*with symmetric traffic)with symmetric traffic)5 5-tuple:tuple:Source IPSource IP Destination IPDestination IP Source PortSource Port Destination PortDestination Port ProtocolProtocolWebexWebexInternetInternetMediaMediaServiceServiceWebexWebexServiceServiceMediaMediaServiceServiceWebexWebe
12、xServiceServiceWebex Clients and Devices 2023 Cisco and/or its affiliates.All rights reserved.Cisco Public#CiscoLiveFirewall TraversalOutbound Traffic12BRKCOL-2057Outbound TrafficOutbound traffic Outbound traffic allowed by default but allowed by default but can be restrictedcan be restrictedNo inbo
13、und firewall rule No inbound firewall rule required for return traffic required for return traffic(TCP and UDP)(TCP and UDP)WebexWebexInternetInternetMediaMediaServiceServiceWebexWebexServiceServiceMediaMediaServiceServiceWebexWebexServiceServiceWebex Clients and DevicesReturn Traffic 2023 Cisco and
14、/or its affiliates.All rights reserved.Cisco Public#CiscoLiveFirewall TraversalInbound Traffic13BRKCOL-2057Inbound TrafficReturn TrafficWebexWebexInternetInternetWebex Clients and DevicesMediaMediaServiceServiceWebexWebexServiceServiceMediaMediaServiceServiceWebexWebexServiceService*Inbound rules re
15、quired for SIP calls:Webex Edge Audio,Webex Hybrid CallingHybrid Calling,ExpresswayInbound firewall rules Inbound firewall rules notnot required with Webex required with Webex cloudcloud-only solutions*only solutions*Return traffic Return traffic automatically allowedautomatically allowedX 2023 Cisc
16、o and/or its affiliates.All rights reserved.Cisco Public#CiscoLiveProxySupported with Webex Messaging,Meetings,and Calling*Mainly to control HTTP-based traffic,avoid it for media.Typically,have limited bandwidth and CPU.Can cause excessive latency.HTTP proxy is not designed to handle interactive aud
17、io and video.14BRKCOL-2057ProxyProxyInternetInternetFirewallFirewallHTTPHTTP-based based traffic controltraffic controlHTTPS/WSS SignallingEncrypted MediaWebexWebexWebexWebexServiceServiceWebexWebexServiceServiceMediaMediaServiceServiceMediaMediaServiceService*With Webex Calling,proxy supported only
18、 with soft clients 2023 Cisco and/or its affiliates.All rights reserved.Cisco Public#CiscoLiveTLS InspectionTLS inspection(or interception)is supported with Webex devices and Webex App*but its benefits are limitedUser-generated Webex content(messages/files/media)is encrypted inside the TLS connectio
19、n,so TLS inspection provides no security benefits.Recommendation:Bypass TLS inspection on the proxy to save proxy resources.Recommendation:Bypass TLS inspection on the proxy to save proxy resources.15BRKCOL-2057ProxyProxyInternetInternetFirewallFirewallTLS inspectionTLS inspectionHTTPS/WSS Signallin
20、gWebexWebexWebexWebexServiceServiceWebexWebexServiceServiceMediaMediaServiceServiceMediaMediaServiceService*TLS Inspection is not supported with Webex Meeting Media Services(TLS inspection exception rules must be configured)and Hybrid Services(Directory,Calendar,&Mgmnt connectors).Refer to Network R
21、equirements for details.Media and Signaling Considerations 2023 Cisco and/or its affiliates.All rights reserved.Cisco Public#CiscoLiveSignalingLeverages HTTPS/WSS(WebSocket Secure)protocols,on TCP/TLS 443.Also SIP signaling with Webex Calling.With Webex cloud-only workloads,outbound TCP connections
22、only(clients/devices initiate outbound connections only).Return traffic automatically allowed.If restricting outbound traffic is required by your Infosec team,restrict destinations based on URLs.17BRKCOL-2057 2023 Cisco and/or its affiliates.All rights reserved.Cisco Public#CiscoLiveMediaUDP and Fal
23、lbackUDP preferred for media(delay and jitter sensitive)Webex devices,Webex App(Meetings,video calling):First,try UDP 5004/9000 RecommendedThen,fallback to other protocols/ports:o TCP 5004o UDP/TCP 33434*o TLS 443With Webex Calling,no fallback to TCP 18BRKCOL-2057*Deprecated January 2022VideoAudioSc
24、reen ShareFile Share 2023 Cisco and/or its affiliates.All rights reserved.Cisco Public#CiscoLiveMediaUDP is BetterUDP provides better experience for real-time communicationsUDP:No need to retransmit packets if packet lossUDP:No need to retransmit packets if packet lossTCP:Connection-oriented protoco
25、l.Retransmission of lost packets.TLS:Traffic might go through a Proxy,which will lead to additional latency and jitter.Should be avoided.Aligning with RFC 3550RFC 3550*,Cisco prefers and strongly recommends Cisco prefers and strongly recommends UDP as the transport protocol for all Webex voice and v
26、ideo media UDP as the transport protocol for all Webex voice and video media streams.streams.19BRKCOL-2057*RTP A Transport Protocol for Real-Time ApplicationsVideoAudioScreen ShareFile Share 2023 Cisco and/or its affiliates.All rights reserved.Cisco Public#CiscoLiveFirewall Configuration Options to
27、Allow Media21BRKCOL-2057Firewall Configuration of Destination Traffic Firewall Configuration of Destination Traffic for Outbound Mediafor Outbound MediaNotesNotesANY UDP -ANY IP Best media qualityVery easy to configureUDP Port Filtering ANY IP(e.g.,Only allow UDP 5004/9000 for Webex App*,Webex devic
28、es and Webex Meetings*)Best media qualityEasy to configureUDP Port Filtering IP Subnets FilteringBest media quality,but?Must manually keep track of IP subnets to allowBlock UDP(Allow TCP 5004,443)(e.g.,TCPTCP Port Filtering ANY IP)xNot recommendedNot recommendedxPotential bad media quality Potential
29、 bad media quality(especially if going through a proxy)(especially if going through a proxy)*Allow UDP 5004 and UDP 19560-65535 for Webex Calling.Allow UDP 5004 and 50000-53000 for VMN?1234 2023 Cisco and/or its affiliates.All rights reserved.Cisco Public#CiscoLiveProxyHTTP proxy is not designed to
30、handle interactive audio and video,avoid it for mediaavoid it for media.Recommendation is to allow UDP for media allow UDP for media(UDP 5004 and 9000).In this case,media will notflow through the proxy.If UDP/TCP 5004 and UDP 9000 are blocked and a proxy is deployed for HTTPS,the Webex soft clients
31、will use TLS and traffic will go through the proxy which may result in bad media qualitybad media quality.Cisco Collaboration video devices do notnot send media through the proxy(even when falling back to TLS).With Webex Calling,proxy is only supported with soft clientsonly supported with soft clien
32、ts,and this is only for signaling22BRKCOL-2057HTTPS/WSS SignallingEncrypted MediaHTTPHTTP-based based traffic controltraffic control 2023 Cisco and/or its affiliates.All rights reserved.Cisco Public#CiscoLiveWebex Edge Video MeshMedia conferencing is processed by video mesh node(VMN)video mesh node(
33、VMN),media traffic stays on-prem if no need to cascade media due to participants outside.Benefit for firewall rule:All outbound media traffic is now sourced from VMNsourced from VMN23BRKCOL-2057ProxyProxyInternetInternetFirewallFirewallWebexWebexWebexWebexServiceServiceWebexWebexServiceServiceMediaM
34、ediaServiceServiceMediaMediaServiceServiceHTTPS/WSS SignallingEncrypted MediaEncrypted Media CascadeVMNVMN 2023 Cisco and/or its affiliates.All rights reserved.Cisco Public#CiscoLiveWebex Edge ConnectPrivate link(through Equinix),better QoS,and insulated from the Internet24BRKCOL-2057HTTPS/WSS Signa
35、llingEncrypted MediaSome Webex Signalling*Note:Signalling traffic to services in the domain(e.g.,Identity services,Webex Meetings,Webex Calling)also traverse the Equinix link 2023 Cisco and/or its affiliates.All rights reserved.Cisco Public#CiscoLiveWebex Edge Connect w/Webex Edge Video Mesh Media p
36、rocessed by VMN,media traffic stays on-prem(unless outside participants,then media cascade)+private link(through Equinix),better QoS,and insulated from the Internet Other variations exist,refer to the Preferred Architecture CVD on Webex Edge Connect*25BRKCOL-2057Encrypted CascadeHTTPS/WSS Signalling
37、Encrypted MediaSome Webex Signalling*Note:Signalling traffic to services in the domain(e.g.,Identity services,Webex Meetings,Webex Calling)also traverse the Equinix link*https:/ 2023 Cisco and/or its affiliates.All rights reserved.Cisco Public#CiscoLiveWebex Network TestGood Starting Point to Test I
38、nternet Connectivity26BRKCOL-2057https:/https:/Does not test all IP subnets and all URLsBut checks if UDP 5004,9000 is allowed,measures bandwidth,tests delay,jitter,UDP loss rate,etc.2023 Cisco and/or its affiliates.All rights reserved.Cisco Public#CiscoLive27CScan Webex Calling Network TestBRKCOL-2
39、057https:/https:/For more information refer to the CScan help article available at https:/ 2023 Cisco and/or its affiliates.All rights reserved.Cisco Public#CiscoLive28Webex Network Requirements ToolBRKCOL-2057https:/ 2023 Cisco and/or its affiliates.All rights reserved.Cisco Public#CiscoLive29Webex
40、 Network Requirements Tool:Option SelectBRKCOL-2057 2023 Cisco and/or its affiliates.All rights reserved.Cisco Public#CiscoLive30Webex Network Requirements Tool:OutputBRKCOL-2057Traffic Flows and Network Ports Usage 2023 Cisco and/or its affiliates.All rights reserved.Cisco Public#CiscoLiveProtocols
41、 and Ports used by WebexWebex Devices,Webex App 32BRKCOL-2057*Detailed source port information in Hybrid Preferred ArchitectureWebexWebexInternetInternetMediaMediaServiceServiceWebexWebexServiceServiceMediaMediaServiceServiceWebexWebexServiceServiceProtocol:UDP:UDPSource IP:Internal LAN IP:Internal
42、LAN IPSource Port*:Voice 52000*:Voice Video 52100Video Destination IP:Network RequirementsNetwork RequirementsDestination Port:5004:5004FALLBACKProtocol:TCP:TCPSource IP:Internal LAN IP:Internal LAN IPSource Port:Ephemeral:EphemeralDestination IP:Network RequirementsN
43、etwork RequirementsDestination Port:5004 then 443:5004 then 443Signaling/Other ControlReal Time TrafficProtocol:TCPTCPSource IP:Internal LAN IP address rangeInternal LAN IP address rangeSource Port:Ephemeral:Ephemeral Destination IP:Any IPAny IPDestination Port:443443 2023 Cisco and/or its affiliate
44、s.All rights reserved.Cisco Public#CiscoLiveProtocols and Ports used by WebexWebex Meetings App,Webex App(Full-Featured Meetings)BRKCOL-205733*With Feature ToggleWebexWebexInternetInternetMediaMediaServiceServiceWebexWebexServiceServiceMediaMediaServiceServiceWebexWebexServiceServiceProtocol:TCP:TCP
45、Source IP:Internal LAN IP address range:Internal LAN IP address rangeSource Port:443:443 Destination IP:Any IP:Any IPDestination Port:443:443Protocol:TCP/UDPSource IP:Internal LAN IPSource Port*:Voice/Video UDP 48000Voice/Video UDP 48000-65535 changed*to 65535 changed*to Voice 52000Voice 52000-52099
46、52099Video 52100Video Destination IP:Network RequirementsNetwork RequirementsDestination Port:UDP 9000(fallback to TCP 443):UDP 9000(fallback to TCP 443)*Source port information in Hybrid Preferred ArchitectureSignaling/Other ControlReal Time Traffic 2023 Cisco and/or its affiliates.
47、All rights reserved.Cisco Public#CiscoLiveWebexWebexInternetInternetMediaMediaServiceServiceWebexWebexServiceServiceMediaMediaServiceServiceWebexWebexServiceServiceVMNVMNProtocols and Ports used by WebexWebex Edge Video Mesh34BRKCOL-2057Client/Endpoint to VMNSource IP:Internal LAN IP:Internal LAN IP
48、Source Port:Voice 52000:Voice Video 52100Video Destination IP:VMN:VMNDestination Port:UDP 5004:UDP 5004Protocol:TCP:TCPSource IP:Internal LAN IP address range:Internal LAN IP address rangeSource Port:Ephemeral:Ephemeral Destination IP:Any IP:Any IPDestination Port:443
49、,444:443,444Signaling/Other ControlReal Time TrafficVMN to CloudSource IP:VMN:VMNSource Port:Voice 52500:Voice Video 63000Video Destination IP:Network RequirementsNetwork RequirementsDestination Port:UDP 5004 and:UDP 5004 and UDP 50000UDP 2023 Cisco a
50、nd/or its affiliates.All rights reserved.Cisco Public#CiscoLiveWebexWebexInternetInternetMediaMediaServiceServiceWebexWebexServiceServiceMediaMediaServiceServiceWebexWebexServiceServiceProtocols and Ports used by WebexWebex Calling Multi-TenantBRKCOL-205735*Destination IP information in Port Referen
51、ce Infomration for Webex Calling*5062 is required for certificate-based trunks.8934 is required for registration-based trunks.SIP ControlOther ControlReal Time TrafficUsage:Device/App Config:Device/App ConfigProtocol:TCP:TCPSource IP:Internal LAN IP address range:Internal LAN IP address rangeSource
52、Port:Ephemeral:Ephemeral Destination IP:Refer to doc*:Refer to doc*Device Destination Port:443,6970443,6970Application Destination Port:443,8443:443,8443WebexWebexInternetInternetMediaMediaServiceServiceWebexWebexServiceServiceMediaMediaServiceServiceWebexWebexServiceServiceUsage:Call SignalingCall
53、SignalingProtocol:TCPTCPSource IP:Internal LAN IP address range:Internal LAN IP address rangeDevice Source Port:5060:Local GW Source Port:80Application Source Port:EphemeralEphemeralDestination IP:Refer to doc*:Refer to doc*Destination Port:5062,8934*:5062,8934*Protocol
54、:UDP:UDPSource IP:Internal LAN IP:Internal LAN IPDevice Source Port:19560:19560-19660 19660 Local GW Source Port:8000:8000-48198 48198(configurable using rtp-port range command)Application Soure Port:85Destination IP:Refer to doc*:Refer to doc*Destination Port:5004,9000:5004,9000(STUN
55、),19560(STUN),19560-65535(SRTP)65535(SRTP)2023 Cisco and/or its affiliates.All rights reserved.Cisco Public#CiscoLiveProtocols and Ports used by WebexWebex Calling Dedicated InstanceBRKCOL-205736*Destination IP information in Dedicated Instance Network and Security RequirementsSIP ControlOther Contr
56、olReal Time TrafficWebexWebexInternetInternetMediaMediaServiceServiceWebexWebexServiceServiceMediaMediaServiceServiceWebexWebexServiceServiceUsage:Call Signaling:Call SignalingProtocol:TCP:TCPSource IP:Internal LAN IP address range:Internal LAN IP address rangeSource Port:1023:1023Destination IP:Ref
57、er to doc*:Refer to doc*Destination Port:5060/5061:5060/5061(direct peering),(direct peering),5061(MRA)5062(5061(MRA)5062(B2B),B2B),5090(SIP OAuth)5090(SIP OAuth)Protocol:UDP:UDPSource IP:Internal LAN IP:Internal LAN IPSource Port:Greater than 1023:Greater than 1023Destination IP:Refer to doc*:Refer
58、 to doc*Destination Port:36000:36000-59999(SRTP),3478(TURN/ICE),59999(SRTP),3478(TURN/ICE),2400024000-29999(TURN29999(TURN media for ICE fallback)media for ICE fallback)Usage:Device/App ConfigDevice/App ConfigProtocol:UDP(peering),TCP(MRA):UDP(peering),TCP(MRA)Source IP:Internal LAN IP address range
59、:Internal LAN IP address rangeSource Port:Ephemeral(1023):Ephemeral(1023)Destination IP:Refer to doc*:Refer to doc*Destination Port:6970/6971/6972:6970/6971/6972(private peering),8443(MRA)(private peering),8443(MRA)2023 Cisco and/or its affiliates.All rights reserved.Cisco Public#CiscoLiveProtocols
60、and Ports used by Cisco ExpresswayBRKCOL-205737WebexWebexInternetInternetMediaMediaServiceServiceWebexWebexServiceServiceMediaMediaServiceServiceWebexWebexServiceServiceSIP:TCP 5061 (:TCP 5061 (Call signaling)Call signaling)HTTPS:TCP 8443 (:TCP 8443 (Visual voicemail,directory)Visual voicemail,direc
61、tory)XMPP:TCP 5222 (:TCP 5222 (IM&Presence)IM&Presence)Media:UDP 36000 to 59999 (:UDP 36000 to 59999 (Voice and video)Voice and video)TURN server control:UDP 3478:UDP 3478 34833483TURN server media:UDP 24000:UDP 24000 2999929999Refer to Cisco Expressway IP Port Usage Configuration GuideNo inbound po
62、rt required to be opened on the internal firewallSIP:TCP 7001,7003:TCP 7001,7003Traversal Media:UDP 2776:UDP 2776-2777 or 360002777 or XMPP:TCP 7400:TCP 7400HTTPS(tunneled over SSH between Expressway-C and Expressway-E):TCP 2222:TCP 2222 2023 Cisco and/or its affiliates.All rights re
63、served.Cisco Public#CiscoLiveProtocols and Ports used by WebexWebex Events(formerly Socio)and Slido38BRKCOL-2057WebexWebexInternetInternetMediaMediaServiceServiceWebexWebexServiceServiceMediaMediaServiceServiceWebexWebexServiceServiceSignaling/Other ControlProtocol:HTTPS(TLS)HTTPS(TLS)Source IP:Inte
64、rnal LAN IP address rangeInternal LAN IP address rangeSource Port:Ephemeral:Ephemeral Destination URL:See aboveSee aboveDestination Port:443443Destination URLs*Webex Events:*,*.vbrickrev*,*,*,*.socio.eventsSlido:*,*.sli.do,*:*,*.sli.do,*Some Webex Events features and services require third party URL
65、/domain access.Refer to allowlist article for more details 2023 Cisco and/or its affiliates.All rights reserved.Cisco Public#CiscoLiveNetwork Requirements for Webex ServicesReference and Subscribe What are the Webex media IP Webex media IP addressesaddresses that should be allowed through the firewa
66、ll?What domainsdomains should be allowed in the proxy for proper Webex operations?For answers to these questions and for more information about Webex services network requirements,refer to the Network Requirements for Webex Services article39BRKCOL-2057https:/ 2023 Cisco and/or its affiliates.All ri
67、ghts reserved.Cisco Public#CiscoLiveWhat are the Webex Calling IP IP addressesaddresses&portsports that should be allowed through the firewall?What domainsdomains should be allowed in the proxy for proper Webex Calling operation?For answers to these questions and for more information about Webex Cal
68、ling network requirements,refer to the Port Reference Information for Cisco Webex Calling article.Port Reference Information for Webex CallingReference and Subscribe40BRKCOL-2057https:/ 2023 Cisco and/or its affiliates.All rights reserved.Cisco Public#CiscoLiveKey TakeawaysMost Webex traffic is insi
69、de-initiatedReturn traffic is automatically allowedAllow outbound UDP for media for best media qualityAvoid TCP and especially TLS with proxyYou can restrict outbound traffic mainly by using:Ports and IP subnets filtering for mediaURL filtering for signalingFor even more security and better media qu
70、ality,you can also deploy Webex Edge Connect and/or Webex Edge Video Mesh42BRKCOL-2057WebexWebexServiceServiceWebexWebexServiceServiceWebexWebexWebex Network Security 2023 Cisco and/or its affiliates.All rights reserved.Cisco Public#CiscoLiveSECURITYUnderstanding Collaboration Security=Success!43BRK
71、COL-2057Collaboration TeamCollaboration TeamInfosec TeamInfosec TeamMore of thisMore of thisLess of thisLess of this 2023 Cisco and/or its affiliates.All rights reserved.Cisco Public#CiscoLiveReferences(1 of 2)Network Requirements for Webex Serviceshttps:/ 3550:RTP:A Transport Protocol for Real-Time
72、 Applicationshttps:/www.ietf.org/rfc/rfc3550.txtWebex Edge Connect PA CVD https:/ Network Testhttps:/ Webex Calling Network Testhttps:/Use CScan to Test Webex Calling Network Qualityhttps:/ 2023 Cisco and/or its affiliates.All rights reserved.Cisco Public#CiscoLiveReferences(2 of 2)Webex Video Mesh(
73、chapter in Webex Hybrid Services PA CVD)https:/ Reference Information for Webex Callinghttps:/ Instance Network and Security Requirementshttps:/ Instance Edge Connecthttps:/ Expressway IP Port Usage Configuration Guidehttps:/ Events Domain/Email Allow Listhttps:/help.socio.events/en/articles/4796797
74、-what-domains-emails-should-be-allowlisted-by-my-attendees-network-admins45BRKCOL-2057 2023 Cisco and/or its affiliates.All rights reserved.Cisco Public#CiscoLiveFill out your session surveys!Attendees who fill out a minimum of four session surveys and the overall event survey will get Cisco Live-br
75、anded socks(while supplies last)!46BRKCOL-2057These points help you get on the leaderboard and increase your chances of winning daily and grand prizesAttendees will also earn 100 points in the Cisco Live Challenge for every survey completed.2023 Cisco and/or its affiliates.All rights reserved.Cisco
76、PublicContinue your educationVisit the Cisco Showcase for related demosBook your one-on-oneMeet the Engineer meetingAttend the interactive education with DevNet,Capture the Flag,and Walk-in LabsVisit the On-Demand Library for more sessions at www.CiscoL you#CiscoLive 2023 Cisco and/or its affiliates
77、.All rights reserved.Cisco Public#CiscoLive49Gamify your Cisco Live experience!Get points Get points for attending this session!for attending this session!Open the Cisco Events App.Click on Cisco Live Challenge in the side menu.Click on View Your Badges at the top.Click the+at the bottom of the screen and scan the QR code:How:123449 2023 Cisco and/or its affiliates.All rights reserved.Cisco PublicBRKCOL-2057#CiscoLive