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Check /etc/ppp/options. DO NOT Edit this file, rather copy it to some location and make edit. check this: # Disable Address/Control compression negotiation (use default, i.e. # address/control field disabled). #-ac More info you can find here in the PPP-HOWTO.


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I believe you can use Wireshark to determine why these packets are being retransmitted. Excerpted from this thread in the Wireshark forum, titled: Wireshark-users: Re: [Wireshark-users] tcp errors detection. excerpt #1 On Sun, Apr 18, 2010 at 4:17 PM, Victor lyamtsev wrote: Hi, how can i locate retransmission error for TCP sequence in ...


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Important: you can always override your default options with local options. from man pppd /etc/ppp/options System default options for pppd, read before user default options or command-line options. and also ~/.ppprc /etc/ppp/options.ttyname /etc/ppp/peers you should enable debug options (sometimes also kdebug) debug ...


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you can only see the signal strength by adding this line into wvdial.conf : Init4 = AT+CSQ The Values are Min-Max = 0 - 30. For the type of connection you can only see it by the lights on the device. EDIT: AT^SYSINFO gives different useful information, among these is the connection type.


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chat & pppd chat is a program that the pppd program can use to dial a modem connection. It is provided with a script of that describes the conversation required to establish the connection. (A conversation in this context is a series of commands issued by chat, and responses received from the modem.) pon & poff pon and poff are commands used to ...


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Solution 1: Run dmesg and watch out for ttyUSB* lines if your modem interface is a classical emulated serial interface. Solution 2: Browse /sys/bus/usb/devices/X-1:Y:*/ until you find useful information. Based on your line Bus 003 Device 013: ID 0421:0007 Nokia Mobile Phones, i would guess X=3 and Y= 12 (13 minus one). Solution 3: Run udevadm monitor as ...


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I believe you can use the command ppstats -z to display compression statistics. If it displays all zeros then compression is not enabled. excerpt from man page -z Instead of the standard display, show statistics indicating the performance of the packet compression algorithm in use. When the -z option is specified, instead displays the ...


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Assuming you have a more recent version than 0.9.6: $ nmcli --version nmcli tool, version 0.9.8.8-2.fc19 You can create devices like so via the command line using the dev commands within nmcli: excerpt from nmcli man page nmcli dev wifi con "Cafe Hotspot 1" password caffeine name "My cafe" creates a new connection named "My cafe" and then ...



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