CCIE协作笔试检验工程师部署协作系统和服务的能力，这可以提升用户效率，改善客户体验，提供无漏洞的用户体验。下面是小编整理的考试大纲：

　　Exam Description

　　The Cisco CCIE® Collaboration Written Exam (400-051) version 1.0 has 90-110 questions and is 2 hours in duration. This exam validates that candidates have the skills to plan, design, implement, operate, and troubleshoot enterprise collaboration and communication networks. The exam is closed book, and no outside reference materials are allowed.

　　The following topics are general guidelines for the content likely to be included on the exam. However, other related topics may also appear on any specific delivery of the exam. In order to better reflect the contents of the exam and for clarity purposes, the guidelines below may change at any time without notice.

　　CCIE Collaboration Written Exam Topics v1.0 (Recommended for candidates who are scheduled to take the exam BEFORE July 25, 2016)

　　Download Complete List of Topics in PDF format

　　1.0 Cisco Collaboration Infrastructure

　　10%

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　　1.1 Cisco UC Deployment Models

　　1.2 User management

　　1.3 IP routing in Cisco Collaboration Solutions

　　1.4 Virtualization in Cisco Collaboration Solutions

　　1.4.a UCS

　　1.4.b VMware

　　1.4.c Answer files

　　1.5 Wireless in Cisco Collaboration Solutions

　　1.6 Network services

　　1.6.a DNS

　　1.6.b DHCP

　　1.6.c TFTP

　　1.6.d NTP

　　1.6.e CDP/LLDP

　　1.7 PoE

　　1.8 Voice and data VLAN

　　1.9 IP multicast

　　1.10 IPv6

　　2.0 Telephony Standards and Protocols

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　　2.1 SCCP

　　2.1.a Call flows

　　2.1.b Call states

　　2.1.c Endpoint types

　　2.2 MGCP

　　2.2.a Call flows

　　2.2.b Call states

　　2.2.c Endpoint types

　　2.3 SIP

　　2.3.a Call flows

　　2.3.b Call states

　　2.3.c DP

　　2.3.d BFCP

　　2.4 H.323 and RAS

　　2.4.a Call flows

　　2.4.b Call states

　　2.4.c Gatekeeper

　　2.4.d H.239

　　2.5 Voice and video CODECs

　　2.5.a H.264

　　2.5.b ILBC

　　2.5.c ISAC

　　2.5.d LATM

　　2.5.e G.722

　　2.5.f Wide band

　　2.6 RTP, RTCP, and SRTP

　　3.0 Cisco Unified Communications Manager (CUCM)

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　　3.1 Device registration and redundancy

　　3.2 Device settings

　　3.3 Codec selection

　　3.4 Call features

　　3.4.a Call park

　　3.4.b Call pickup

　　3.4.c BLF speed dials

　　3.4.d Native call queuing

　　3.4.e Call hunting

　　3.4.f Meet-Me

　　3.5 Dial plan

　　3.5.a Globalized call routing

　　3.5.b Local route group

　　3.5.c Time-of-day routing

　　3.5.d Application dial rules

　　3.5.e Digit manipulations

　　3.6 Media resources

　　3.6.a TRP

　　3.6.b MOH

　　3.6.c CFB

　　3.6.d Transcoder and MTP

　　3.6.e Annunciator

　　3.6.f MRG and MRGL

　　3.7 CUCM mobility

　　3.7.a EM/EMCC

　　3.7.b Device Mobility

　　3.7.c Mobile Connect

　　3.7.d MVA

　　3.8 CUCM serviceability and OS administration

　　3.8.a Database replication

　　3.8.b CDR

　　3.8.c Service activation

　　3.8.d CMR

　　3.9 CUCM disaster recovery

　　3.10 ILS/URI dialing

　　3.10.a Directory URI

　　3.10.b ISL topology

　　3.10.c Blended addressing

　　3.11 Call Admission Control

　　3.11.a CAC/ELCAC

　　3.11.b RSVP

　　3.11.c SIP preconditions

　　3.12 SIP and H.323 trunks

　　3.12.a SIP trunks

　　3.12.b H.323 trunks

　　3.12.c Number presentation and manipulation

　　3.13 SAF and CCD

　　3.14 Call recording and silent monitoring