Cisco Advanced Call Control & Mobility Services (CLACCM)

• Course Overview

  • Cisco Advanced Call Control & Mobility Services (CLACCM) provides in-depth mastery of enterprise-level Cisco Unified Communications Manager (CUCM) for advanced call control, dial plan optimization, and mobility.
  • Focuses on architectural design, configuration, and troubleshooting of Cisco Collaboration solutions for large-scale deployments.
  • Explores advanced dial plan techniques, intercluster routing, globalized call routing, and session management within CUCM.
  • Covers critical mobility features: Extension Mobility, Mobile Connect, Mobile Remote Access (MRA) via Cisco Expressway, and Single Number Reach (SNR).
  • Integrates gateway and trunking (SIP, H.323, MGCP), Survivable Remote Site Telephony (SRST), and QoS for resilient voice/video.
  • Designed for CCNP Collaboration certification (CLACCM exam), blending theory with practical application.

• Requirements / Prerequisites

  • Strong IP Networking Foundation: Solid understanding of TCP/IP, routing, switching, and network troubleshooting.
  • Intermediate CUCM Knowledge: Prior experience with basic CUCM administration, endpoint registration, user management, and initial dial plan configuration.
  • VoIP Fundamentals: Familiarity with voice communication principles, PSTN connectivity, codecs, and basic SIP.
  • Cisco IOS CLI Proficiency: Ability to configure and navigate Cisco IOS on routers/switches acting as voice gateways.
  • Basic Server OS Familiarity: Working knowledge of Windows Server or Linux environments for application interaction.
  • Network Security Awareness: Conceptual understanding of firewalls, VPNs, and authentication relevant to secure collaboration.

• Skills Covered / Tools Used

  • Advanced CUCM Dial Plan: Master complex dial plans, globalized routing, digit manipulation, time-of-day routing, translation patterns, and local route groups.
  • SIP Trunking & Gateway Integration: Configure SIP trunks, integrate H.323/MGCP gateways, and deploy media resources for conferencing/transcoding.
  • Collaboration Mobility: Implement Extension Mobility, Mobile Connect (SNR), and MRA via Expressway-C/-E for secure remote access.
  • SRST Deployment: Configure/verify Survivable Remote Site Telephony (SRST) on Cisco IOS routers for business continuity.
  • Cisco Unity Connection (CUC): Configure advanced voicemail, auto-attendants, call handlers, and troubleshoot CUC-CUCM integration.
  • Cisco Unified IM & Presence: Deploy and manage instant messaging, presence features, and Jabber client integration.
  • Quality of Service (QoS): Apply QoS mechanisms (marking, queuing, policing) to prioritize voice/video traffic.
  • Advanced Troubleshooting: Utilize RTMT, SDI/SDL traces, Wireshark, and gateway debugs to resolve complex call control/media issues.
  • Collaboration Security: Implement endpoint authentication, encrypted signaling/media, secure gateway configs, and certificate management.
  • Tools: Hands-on with CUCM, CUC, IM & Presence, IOS Voice Gateways, Expressway-C/-E, Jabber clients, Wireshark, RTMT.

• Benefits / Outcomes

  • Expert-Level Collaboration Skills: Design, implement, optimize, and troubleshoot complex Cisco Unified Communications solutions for enterprise environments.
  • Accelerated Career Growth: Qualify for advanced roles like Collaboration Engineer, Voice Architect, or Senior UC Administrator.
  • CCNP Collaboration Exam Readiness: Comprehensive preparation for the official Cisco CLACCM exam (300-815), validating advanced expertise.
  • Mastery of Mobility: Confidently deploy and manage crucial mobility features, enabling secure, flexible remote work.
  • Robust Troubleshooting Acumen: Develop systematic problem-solving skills for critical call routing, signaling, media, and feature functionality.
  • Strategic Organizational Value: Contribute significantly by building scalable, secure, and efficient collaboration infrastructures aligned with business goals.

• PROS

  • Deep Dive into Advanced Topics: Offers comprehensive coverage of complex, enterprise-level collaboration challenges.
  • Hands-on Practical Focus: Strong emphasis on lab exercises and real-world configurations ensures practical skill acquisition.
  • Direct Certification Path: Aligns perfectly with the CCNP Collaboration track, specifically preparing for the CLACCM exam.
  • Enhanced Troubleshooting Skills: Develops expert-level diagnostic abilities using industry-standard tools and methodologies.
  • Future-Ready Mobility Expertise: Equips professionals with essential skills for managing modern, flexible, and remote workforces.
  • High Industry Relevance: Skills learned are directly applicable to current and future roles in the thriving UC sector.

• CONS

  • Demanding Prerequisites: Requires substantial prior knowledge in networking and basic CUCM, potentially challenging for those without solid foundational experience.

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