• Cisco CallManager 4.1 (3) with latest SR
• Cisco Unity 4.0 (5)
• Cisco Unity Express 2.1 (2)
• Cisco Customer Response Server /IP Contact Center Express 4.0 (1)
  届时CCIE VOICE Lab考试具体设备和IOS软件版本参考：

Lab Equipment and IOS Version

• MCS 7835 Call Manager/CRS Servers
• MCS 7835 Unity Server
• Catalyst 6503
• 3725 Routers (WAN, Gatekeeper, Gateway, PSTN Emulation)
• 2651XM H.323 Gateway
• VG248 Analog Phone Gateway
• ATA186 Analog Telephone Adapters
• Catalyst 3550 with inline power
• IP Phones
• Analog Phones
• FAX
• Cisco Unity Express (Will be tested after July 17th, 2006)

Software Versions

Any major release of Call Manager, Unity or CRS that has been generally available for six months is eligible for testing in the CCIE Voice lab exam.

• All routers use IOS version 12.2 (including 12.2T and 12.2ZJ) (Will be upgraded to 12.4(3a) after July 17th, 2006)
• Catalyst 3550 series switches use IOS version 12.1EA
• CCM version 3.3X (Will be upgraded to 4.1.3 after July 17th, 2006)
• Unity version 4.0X (Will be upgraded to 4.0.5 after July 17th, 2006)
• CRS version 3.0X (Will be upgraded to 4.0.1 after July 17th, 2006)

Network Interfaces

• Fast Ethernet 
• Frame Relay

Telephony Interfaces

• FXS
• FXO-M1
• T1
• E1

参考资料   Cisco官方出处
http://www.cisco.com/web/learning/le3/ccie/voice/lab_equipment.html