Cisco IP telephony : planning, design, implementation, operation, and optimization /

Antzeko izenburuak

• Troubleshooting Cisco IP telephony /
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• The road to IP Telephony : how Cisco Systems migrated from PBX to IP Telephony /
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• Cisco QOS exam certification guide : IP telephony self-study /
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• Cisco QOS exam certification guide [compact disc] : IP telephony self-study /
  nork: 276421 Odom, Wendell, et al.
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• IP telephony unveiled /
  nork: 416173 Brown, Kevin
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