[Leaplist] EVDO Rev A working with FC6

Fuzzy Conner fuznacious at yahoo.com
Fri Mar 23 17:17:29 EDT 2007


What's EVDO?  It's wireless broadband brought to you by a CDMA cell phone
company.
http://en.wikipedia.org/wiki/Evolution-Data_Optimized

Since it's delivered by CDMA cell sites, there's no need to find a particular
"hot spot" -- most CDMA service providers have vast EVDO coverage areas.

What's "Rev A" EVDO?
http://www.qualcomm.com/technology/1xev-do/revA.html

I'm using this pcmcia card:
http://search.vzw.com/?market=32169&q=PC5750

That PC5750 is a shiny "brand new" model--you'll find more Linux advice
available for the older version, PC5740.

***
There's only one problem:  This device must first be activated using the
provider's application software.  That software runs only on Windows or Mac.  I
suppose you could ask the retail store to do the activation for you, but I just
used someone else's laptop to do the activation.
***

After the device was activated I plugged it in to my FC6 laptop.  Using kppp I
was able to "dial" up and connect immediately (no fussing with modules or
manually creating devices).  Basically, this PCMCIA card contains many
Linux-friendly parts.  Internal to the card is a USB hub.  Attached to the USB
hub is a CDMA modem and air interface.  Drivers for all of them are part of
every recent distribution, so no additional drivers are necessary to operate
most CDMA modems.  (I say "most" because I've only tested a few.)  EVDO service
requires the ability to authenticate on PPP with CHAP, and then sets up IP
pretty much like any other PPP (partly why people continue to call these things
"modems").


Some relevant information from the laptop:

[root at laptop ~]# lspci
07:00.0 USB Controller: NEC Corporation USB (rev 43)
07:00.1 USB Controller: NEC Corporation USB (rev 43)

[root at laptop ~]# lsusb
Bus 003 Device 002: ID 106c:3702 Curitel Communications, Inc.

[root at laptop ~]# cat /proc/bus/usb/devices
T:  Bus=03 Lev=01 Prnt=01 Port=00 Cnt=01 Dev#=  2 Spd=12  MxCh= 0
D:  Ver= 1.10 Cls=02(comm.) Sub=00 Prot=00 MxPS=64 #Cfgs=  1
P:  Vendor=106c ProdID=3702 Rev= 1.00
S:  Manufacturer=PANTECH
S:  Product=PANTECH USB MODEM
C:* #Ifs= 3 Cfg#= 1 Atr=80 MxPwr=500mA
I:  If#= 0 Alt= 0 #EPs= 1 Cls=02(comm.) Sub=02 Prot=01 Driver=cdc_acm
E:  Ad=81(I) Atr=03(Int.) MxPS=  16 Ivl=32ms
I:  If#= 1 Alt= 0 #EPs= 2 Cls=0a(data ) Sub=00 Prot=00 Driver=cdc_acm
E:  Ad=82(I) Atr=02(Bulk) MxPS=  64 Ivl=0ms
E:  Ad=02(O) Atr=02(Bulk) MxPS=  64 Ivl=0ms
I:  If#= 2 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=00 Prot=00 Driver=(none)
E:  Ad=84(I) Atr=02(Bulk) MxPS=  64 Ivl=0ms
E:  Ad=04(O) Atr=02(Bulk) MxPS=  64 Ivl=0ms

[root at laptop ~]# lsmod
cdc_acm                18913  3

[root at laptop ~]# ls -lap /dev/*ACM*
crw-rw---- 1 root uucp 166, 0 Mar 23 15:03 /dev/ttyACM0

[root at laptop proc]# ps -eaf |grep ppp
root      3957  3905  0 15:03 ttyACM0  00:00:00 pppd 921600 -detach crtscts
defaultroute usepeerdns connect-delay 10000 user
(modem's_phone_number)@vzw3g.com



Enjoy... :)





 
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