User manual

AXISQ7411VideoEncoder
Troubleshooting
TheIPaddresshasbeen
changedbyDHCP
IPaddressesobtainedfromaDHCPserveraredynamicandmaychange.IftheIPaddresshasbeen
changed,useAXISIPUtilityorAXISCameraManagementtolocatedtheproductonthenetwork.
Identifytheproductusingitsmodelorserialnumber.
Ifrequired,astaticIPaddresscanbeassignedmanually.Forinstructions,seetheInstallationand
ManagementSoftwareCDorthedocumentAssignanIPAddressandAccesstheVideoStreamon
AxisSupportwebatwww.axis.com/techsup
Certicateerrorwhenusing
IEEE802.1X
Forauthenticationtoworkproperly,thedateandtimesettingsintheAxisproductshouldbe
synchronizedwithanNTPserver.SeeDate&Time,onpage39.
Theproductisaccessiblelocallybutnotexternally
RoutercongurationTocongureyourroutertoallowincomingdatatrafctotheAxisproduct,enabletheNAT-traversal
featurewhichwillattempttoautomaticallyconguretheroutertoallowaccesstotheAxis
product,seeNATtraversal(portmapping)forIPv4,onpage42.TheroutermustsupportUPnP
TM
.
Firewallprotection
ChecktheInternetrewallwithyournetworkadministrator.
Defaultroutersrequired
Checkifyouneedtoconguretheroutersettings.
ProblemswiththeH.264format
NoH.264displayedinthe
client
CheckthattherelevantH.264connectionmethodsandcorrectinterfaceareenabledintheAMC
ControlPanel(streamingtab).SeeAXISMediaControl(AMC),onpage12.
IntheAMCControlPanel,selecttheH.264tabandclickSettodefaultH.264decoder.
CheckthatRTSPisenabledunderSystemOptions>Network>TCP/IP>Advanced.
NomulticastH.264
displayedintheclient
CheckwithyournetworkadministratorthatthemulticastaddressesusedbytheAxisproduct
arevalidforyournetwork.
Checkwithyournetworkadministratortoseeifthereisarewallpreventingviewing.
MulticastH.264only
accessiblebylocalclients
Checkifyourroutersupportsmulticasting,oriftheroutersettingsbetweentheclientandthe
productneedtobecongured.TheTTL(TimeToLive)valuemayneedtobeincreased.
PoorrenderingofH.264
images
Colordepthsetincorrectlyonclients.Setto16–bitor32–bitcolor.
Iftextoverlaysareblurred,orifthereareotherrenderingproblems,youmayneedtoenable
AdvancedVideoRenderingfromtheVideotabintheAMCControlPanel.
Ensurethatyourgraphicscardisusingthelatestdriver.Thelatestdriverscanusuallybe
downloadedfromthemanufacturer’swebsite.
Colorsaturationisdifferent
inH.264andMotionJPEG
Modifythesettingsforyourgraphicsadapter.Refertotheadapter’sdocumentationformore
information.
Lowerframeratethan
expected
Reducethenumberofapplicationsrunningontheclientcomputer.
Limitthenumberofsimultaneousviewers.
Checkwiththenetworkadministratorthatthereisenoughbandwidthavailable.
CheckintheAMCControlPanel(H.264tag)thatvideoprocessingisNOTsettoDecodeonly
keyframes.
Lowertheimageresolution.
WhydoInotgetmaximum
framespersecond?
SeePerformanceConsiderations,onpage58.
Imagedegeneration
DecreasetheGOVlength.GotoVideo&Audio>VideoStreamandselecttheH.264tab
tomodifytheGOVlength.
51