Hardware
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Figure 2-19: RJ-11 IP Gateway: Log Settings
Tracingisgenerallyusedfortroubleshootingproblems.You
canenabletracingforlowlevelserialeventsandonsystem
servicessuchasHTTP(thewebbrowserinterface),DHCP,
SDP(SystechDeviceProtocol‐usedbySystechutilitiestofind
Systechdeviceserversonthenetwork).Forporttracing,you
mustselectboththeport(phone)andtheeventsthatyouwant
totrace.
Youcanalsoselectadditionallogfilegeneration,eitheralog
filefortheEtherealNetworkProtocolAnalyzeroraWAVfile
forlateranalysis.Selecting“modem.wav”willrecordthelatest
modemnegotiationfromtheRJ11port(fromthetimeitdials
untilitcompletesnegotiation).
Fortheadditionallogfilegeneration,youwillneedtospecify
anemailaddressfortherecipientaswellasyourownemail
information.