sidevõrgud irt 0020 loeng 3 06. sept. 2010 - ttu.ee · sidevõrgud irt 0020 loeng 10 01. nov. 2010...
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118
SidevõrgudIRT 0020
loeng 10 01. nov. 2010
Avo Ots
telekommunikatsiooni õppetool
raadio- ja sidetehnika instituut
IP datacast
120
Physical LayerPhysical Layer
Data Link LayerData Link Layer
Network LayerNetwork Layer
Transport LayerTransport Layer
Session LayerSession Layer
Presentation LayerPresentation Layer
Application LayerApplication Layer
IPIP--DatacastDatacast
DVBDVB--HH DMBDMB UMTSUMTSGSMGSM
ESG
Service Purchase
& Protection
Content
DeliveryQoS
Content
Formats
PSI/SI
Kus ja mis tehtud (1)
• http://en.wikipedia.org/wiki/Openmoko
• http://wiki.freesmartphone.org/index.php/M
ain_Page
• http://conversations.nokia.com/2010/04/27/
nokia-rolls-out-qt-sdk-for-unified-mobile-
developer-experience/
Open Source Smart phones
Android: Google developed
Software platform for mobile
devices, powered by the Linux
kernel.
OFono: Nokia and Intel
collaboration
What is OpenMoko?
Linux based SmartPhone platform
– Hardware (Neo Freerunner 1973)
– Software (Om 2008.8)
Wifi/GPS/GPRS/Bluetooth/... etc.
Open Source hardware and software
The Hardware – Neo FreeRunner
● 500 MHz Samsung (ARM) Processor
● 128 MB SDRAM, 256 MB NAND Flash
● Touchscreen
● Wifi – 802.11b/g Atheros based chipset
● GPS/AGPS
● GSM/GPRS
● Accelerometer – 2 tri-axis sensors
The Software OM2008.8
● OS Linux 2.6.24
● Languages C/Java/Python/...
● GUI X11/Qtopia
● uBoot
● Installer – opkg
SSHing into the Phone
● Over USB
– ifconfig usb0 192.168.0.200 netmask 255.255.255.0
– ssh [email protected]
● Over wireless
– Using the phone’s terminal, add Network to
/etc/wpa_supplicant/wpa_supplicant.conf
– ifdown eth0 && ifup eth0
– ssh root@IP
where IP is the IP address of eth0
Kus ja mis tehtud (2)
• http://www.matroska.org/index.html
• http://sourceforge.net/projects/matroska/
• http://en.wikipedia.org/wiki/Android_(opera
ting_system)
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Lingid (10 /1 )
http://ofono.org/
http://www.exxplain.com/TrainingDetails.aspx
?Ticket=de5d0d74-0f06-4a4f-be8e-
ec31f80ff968
http://en.wikipedia.org/wiki/Open_Handset_Al
liance
Lingid (10 / 2)
http://referendosim.bizmedia.com.br/s2arquiv
os/470/multimidia/4562_470_Image.pdf
http://icantfindmyphone.com/
http://www.android.com/
"Open Handset Alliance" site:.edu
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