Cisco.Voice.Over.IP.CVOICE.Student.Guide.V4.2
TheCiscoVoiceoverIP(CVOICE)courseprovidesanunderstandingofconvergedvoiceanddatanetworksaswellasthechallengesfacedbytheirvarioustechnologies.ThecoursepresentsCiscoSystemssolutionsandimplementationconsiderationstoaddressthosechallenges.
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不错的一套书，学习CCVP可以看看
学习 VOICE不可 不读的 一本书