Tutorial: Akses Internet via GPRS di Linux

Beberapa hari yang lalu sempet baca di infolinux ttg "Internet Murah via GPRS" (infolinux edisi Juli 2004), kebetulan di rumah ada barang yg bisa dibuat nyoba nih ... asik :)
Peralatan yg aku pake antara lain:



  • HP Sony Ericsson T230

  • Kabel USB DCU-11

  • Komputer with FC2

  • Kartu matrix


Di panduan yg ada di infolinux, diterangin cara koneksi pake irda dan kabel data serial (sedikit beda dg yg aku pake sekarang, dimana aku pake kabel usb). Kebetulan, di infolinux edisi yg sama, ada juga artikel dg judul "Internet Cepat via CDMA", nah di artikel ini diterangin cara koneksi pake kabel usb. (Berarti gw kan tinggal nggabungin aja nih ...)

Caranya simpel banget kok, gw pake program wvdial unt dialup.Pertama, pasang dulu hp+kabel usb ke komputer, di fc2 kabel usb ini secara automagicly udah kedetek.ini hasil dmesg :

----
hub 1-0:1.0: USB
hub foundhub 1-0:1.0: 2 ports detectedusb 1-2: new full speed
USB device using address 2
drivers/usb/serial/usb-serial.c: USB Serial support registered for Generic
usbcore: registered new driver usbserial
drivers/usb/serial/usb-serial.c: USB Serial Driver core v2.0
drivers/usb/serial/usb-serial.c: USB Serial support registered for PL-2303
pl2303 1-2:1.0: PL-2303 converter detected
usb 1-2: PL-2303 converter now attached to ttyUSB0 (or usb/tts/0 for devfs)
usbcore: registered new driver pl2303
drivers/usb/serial/pl2303.c: Prolific PL2303 USB to serial adaptor driver v0.10
----

Trus sekarang tinggal setting wvdialnya, gw coba pake wvdialconf, secara automagicly juga dia detek modem di hp

----
[dheche@devstop dheche]$ wvdialconf /etc/wvdial.conf
----

Trus edit deh tu file /etc/wvdial.conf, kita sesuaiin dg konfigurasi unt akses via matrixini isi file wvdial.conf ku

----
[Dialer Defaults]
Modem = /dev/ttyUSB0
Baud = 9600
Init1 = AT+cgdcont=1,"ip","satelindogprs.com"
Init2 = ATQ0 V1 E1 S0=0 &C1 &D2 +FCLASS=0
ISDN = 0
Modem Type = Analog Modem
Phone = *99***1#
Username = ""
Password = ""
----

OK, skr tinggal jalanin wvdialnya ..

----
[root@devstop root]# wvdia l

--> WvDial: Internet dialer version 1.53
--> Initializing modem.
--> Sending: AT+cgdcont=1,"ip","satelindogprs.com"
AT+cgdcont=1,"ip","satelindogprs.com"
OK
--> Sending: ATQ0 V1 E1 S0=0 &C1 &D2 +FCLASS=0
ATQ0 V1 E1 S0=0 &C1 &D2 +FCLASS=0
OK
--> Modem initialized.
--> Sending: ATDT*99***1#
--> Waiting for carrier.
ATDT*99***1#
CONNECT
--> Carrier detected. Waiting for prompt.
--> Don't know what to do! Starting pppd and hoping for the best.
--> Starting pppd at Sun Aug 8 03:16:47 2004
--> pid of pppd: 2845
----

Trus kita pastikan kalo kita udah dapet IP ..
jalanin ifconfig seperti biasa, sekalian cek default route en name server (/etc/resolv.conf)
Waktu aku coba ternyata default route dan name server masih belum terseting secara otomatis, jadi mesti disesuaikan secara manual.

Source: http://balung.brawijaya.ac.id (dheche)

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