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新版TVOICE - 思科统一通信排错,讲解排错思路及工具
排错没有什么捷径可以走,唯独基础知识非常扎实加之细心的检查,最离不开的当然也是正确的排错思路,
所以在学习排错类的课程的时候千万不要局限于某一个个例,一定要灵活运用,学到思路才能一夫当关万夫莫开!
全集持续六天,共二十讲
day1: GK troubleshooting 1
design/deploy/debug, single GK/multi GK, single Zone/ multi Zone
GK admission issues, bandwidth management, debug command
day2: GK troubleshooting 2
VIA zone, traffic through CUBE, GK controll H.323 trunk
CUBE preforms dialplan resolution, Directory GK, GK cluster
day3: SIP troubleshooting 1
sip history, sip packet format, sip components, sip UA/Server, sip header
sip lab in CUCME, sip messages, sip methods, sip phone register
day4: SIP troubleshooting 2
stateless proxy, stateful proxy, dialog stateful proxy, call forking, sip lab in CUCM,
sip dtmf, options/prack/subscribe/notify/message/info/refer/publish, sip error
day5: Voice quality 1
troubleshooting methodlogy, PCM/Packet capture, voice impairment troubleshooting
packet voice quality, QoS tools, show call active voice, VAD, one-way/no-way audio
day6: Voice quality 2
troubleshooting lab, wireshark tool, audacity tool, QRT tool, RTMT tool, pcm dump
classification tool, policing tool, scheduling tool, link-specific tool, FRTS
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