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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.
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 ...
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 ...
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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