Looking for CCIE Collaboration 3.2 Training?

• Deploy and troubleshoot CUCM, CUBE/IOS XE gateways, SIP, and media flows
• Design globalized dial plans, QoS policies, and secure collaboration architectures
• Configure Expressway/MRA, Unity Connection, and hybrid on-prem/cloud services
• Implement and migrate to Webex Calling and Webex Contact Center
• Build hybrid deployment models and execute end-to-end cloud migration workflows
• Master CCIE-level troubleshooting across signaling, routing, security, and media paths

DAY 1 — COLLAB SOLUTION DESIGN, SIP & MEDIA, ENDPOINTS, REGISTRATION, & CORE TROUBLESHOOTING

1. Collaboration Solution Architecture

• On-prem, hybrid & cloud models
• Connected UC architecture for mixed Cisco/Webex environments
• Solution sizing & bandwidth planning
• Media & codec planning (Opus, G.711, G.729, H.264, AV1)
• High Availability & Disaster Recovery (SRST, CUBE HA, CUCM Clustering)
• Security architecture: TLS, SRTP, OAuth, SSO, certificate chains

2. SIP, SDP & Media Troubleshooting

• SIP call setup/teardown
• SDP audio/video negotiation
• PRACK, UPDATE, re-INVITE
• DTMF (RFC 2833/4733)
• NAT traversal: STUN / TURN / ICE
• Early-Offer vs Delayed-Offer
• Session timers, retries & refresh

3. Network Foundations Troubleshooting

• DNS A/SRV/NAPTR
• DHCP Options 150/66
• NTP drift issues
• LDAP sync & authentication failures
• CDP/LLDP endpoint detection
• Firewall/NAT restrictions affecting signaling/media

4. Endpoint & Registration

• Manual provisioning
• Self-provisioning
• Activation code onboarding
• Webex App / MPP onboarding
• Registration failure triage

DAY 1 HANDS-ON LABS — FOUNDATION DEPLOYMENT

• Deploy CUCM Publisher + Subscriber
• Configure DNS, NTP, DHCP option 150
• Register SIP endpoints via auto-registration & activation code
• Analyze SIP REGISTER & INVITE using utils network capture & CUBE debugs
• Troubleshoot registration failures (DNS, SRV, NAT, certificates)
• Validate media path & DTMF negotiation

DAY 2 — GLOBALIZED ROUTING, DIAL PLAN TROUBLESHOOTING, UNITY, USER MANAGEMENT

1. CUCM Globalized Call Routing

• Route patterns (traditional & +E.164)
• Translation patterns & transformations
• Local Route Groups (LRG)
• Time-of-Day routing
• CSS & Partitions
• Forced Authorization Codes
• Urgent Priority call matching
• Toll-fraud mitigation
• IPv4/IPv6 routing logic

2. CUCM Monitoring & Troubleshooting Tools

• Dialed Number Analyzer (DNA)
• RTMT call diagnostics
• Call flow tracing (SDL/SDI)
• SIP ladder debug on CUCM

3. Unity Connection

• Mailboxes & MWI
• Call handlers & routing rules
• SIP integration troubleshooting

4. On-Premises User Management

• LDAP sync & authentication
• RBAC roles
• Directory URI, ILS & GDPR replication
• Directory Connector
• Microsoft Azure Integration

DAY 2 HANDS-ON LABS — DIAL PLAN & UNITY

• Build a multi-site globalized dial plan
• Implement LRG, ToD routing & FAC
• Configure Unity voicemail & MWI
• Use DNA to troubleshoot failed calls
• Break-fix: CSS misconfig, blocked patterns, wrong translations
• Resolve voicemail routing issues

DAY 3 — IOS XE GATEWAY, CUBE, SRST, MEDIA RESOURCES & INTEROPERABILITY

1. IOS XE Voice Gateway Fundamentals

• VoIP & POTS dial peers
• Codec preference lists
• DTMF methods
• SIP profiles & header manipulation
• Voice translation rules
• Redundancy (server groups, DNS SRV)

2. CUBE Enterprise Features

• TLS secure SIP trunks
• Media flow-around vs flow-through
• SIP header & signaling modifications
• DTMF interoperability
• EO/DO negotiation
• URI dialing & E.164 pattern maps
• Dial-peer groups
• Hunt-stop troubleshooting
• Multi-VRF voice deployments
• LTI transcoders

3. UCME & SRST

• Deploy UCME
• Configure SIP SRST
• Failover & fallback routing

4. IOS XE Media Resources

• Transcoders
• Conference bridges
• MTP & redundancy

DAY 3 HANDS-ON LABS — CUBE / SRST / MEDIA

• Configure a complete CUBE PSTN gateway
• Deploy TLS/SRTP secure trunking
• Implement E.164 & URI routing
• Debug dial-peer matching & DTMF issues
• Simulate WAN failure & test SRST
• Configure MTP, transcoder, conferencing
• Analyze media/signaling with:
  • debug ccsip messages
  • debug voip ccapi inout
  • show call active voice

DAY 4 — EXPRESSWAY MRA, B2B, ENCRYPTION, HYBRID SERVICES & CLOUD TROUBLESHOOTING

1. Expressway Core Architecture

• MRA registration flow
• Traversal zones & firewall design
• DNS A/SRV/NAPTR for B2B
• Certificates & ACME automation
• Zone encryption & media policies
• IPv4 ↔ IPv6 signaling/media interworking

2. Expressway Troubleshooting

• MRA registration failures
• TLS handshake & certificate issues
• Traversal zone misconfigurations
• ICE media path failures
• NAT traversal & port constraints
• SIP routing & search rules

3. B2B Collaboration

• Neighbor zones
• DNS zones
• Transform rules
• SIP trunk integration
• Video interop scenarios

4. Cloud Connected UC + Hybrid Services

• Directory Connector
• Hybrid Calling for on-prem endpoints
• Cloud user provisioning & RBAC
• Meetings & Messaging troubleshooting
• QoS, MOS/Jitter/Packet-loss analysis

DAY 4 HANDS-ON LABS — MRA & B2B

• Deploy Expressway-C/E
• Configure MRA & register remote endpoints
• Build B2B calling using SRV/NAPTR
• Break-fix cert issues & traversal failures
• Validate media path & ICE flows
• Enable Hybrid Calling for on-prem devices
• Generate meeting failures & troubleshoot

DAY 5 — WEBEX CALLING, WEBEX CONTACT CENTER, CONNECTED UC MIGRATION, APIs & AI

1. Webex Calling Architecture

• Trunks, route groups & dial plans
• Operating modes
• Multisite routing & location design
• Toll-fraud prevention
• Survivability: SRST / Local Gateway (LGW)

2. Webex Contact Center (Cloud CX)

• Channels, queues, teams
• Voice flow design
• Digital channels (chat, email, SMS, social)
• PSTN options: LGW, CCP, Webex Calling
• Routing logic, skills & agent behavior
• Supervisor tools, recording & compliance

3. Connected UC for On-Prem to Cloud Migration

• Migrating CUCM dial plan to Webex Calling
• Hybrid numbers & directory sync
• Reusing on-prem gateways as Local Gateway
• Cloud Connected UC analytics for migration readiness
• Identity & device migration
• Coexistence between CUCM and Webex Calling
• Troubleshooting hybrid call routing

4. Advanced Integrations & APIs

• Webex REST APIs (Calling, Messaging, Meetings)
• People & Events APIs
• Webhooks
• SCIM provisioning
• OAuth token workflows
• CRM/ITSM integration patterns

5. AI in Webex Collaboration

• Meeting & messaging summaries
• Noise removal & optimization
• Agent assist insights
• AI Agent & workflow automation
• Custom AI-driven event triggers

DAY 5 HANDS-ON LABS — ADVANCED FLOW, MIGRATION, API & AI

• Configure Webex Calling dial plan with LGW
• Test PSTN failover & survivability
• Build migration-ready hybrid dial plan
• Create Webex Contact Center call & digital flows
• Build callback routing
• Integrate external CRM using HTTP Request
• Deploy webhook event notifications
• Explore AI insights & agent assist
• Create simple API reporting integration