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gferg 2001-05-04 01:05:35 +00:00
parent 00f5f46481
commit c4d51bccfe
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18
LDP/howto/linuxdoc/Sat-HOWTO.sgml
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@ -165,7 +165,7 @@ You can expect a max bandwidth of 1-4 Mbps and a average of about
Anyway some ISPs tell you they give you a "
Max"
bandwidth, while
the average bandwidth could be very lower, due to congestion.
the average bandwidth could be very lower, due to intra-ISP congestion.
</p>
<p>
Some other ISPs guarantees you to have a "
@ -242,7 +242,7 @@ Here costs depend on what ISPs give you access, what's peak bandwidth,
<p>
Also some ISP gives you free access in change of viewing an always
foreground spot banner (you cannot iconize it!!): in this case you
will pay when you'll go to buy something!!
will pay when you'll go to buy something showed in banner!!
</p>
<p>
Typically account costs are about 100-150 US&dollar; at year
@ -413,7 +413,7 @@ Frequency working, we have to set the satellite frequency (as
from magazines): it is between 11.8 GHz and 12.8 GHz for example
12640000 KHz
<item>
Symbol rate, measured in rate per seconds, typically 22 MS/s
Symbol rate, measured in symbols per seconds, typically 22 MS/s
(Mega Symbols per seconds)
<item>
Polarization, which is an antenna setting configurable in software:
@ -446,13 +446,13 @@ Modern O.S. allow us to receive packets from an input interface,
different from the output interface from where we made the request:
to do it we have to "
disable"
some packets flow control (for more
see Appendix A) such as type an
some packets flow control, such as
type an
</p>
<p>
echo "
0"
&gt; /proc/sys/net/ipv4/conf/dvb0/rp_filter (for Linux)
&gt; /proc/sys/net/ipv4/conf/dvb0/rp_filter (for Linux).
</p>
<sect1>
Authentication
@ -514,8 +514,9 @@ Here we will see what we need to try a Sat system.
Knowledge requirement
<p>
For this trying you need some experience in internetworking under
Linux (as from NET3-HOWTO) and a very little of practical experience
with parabolic antenna and sat systems (you should be able to pointing
Linux (as from <url url="http://www.linuxdoc.org/HOWTO/Net-HOWTO/index.html" name="Net-HOWTO">
) and a very little of practical experience with
parabolic antenna and sat systems (you should be able to pointing
out your antenna, with right angles).
</p>
<sect1>
@ -1545,3 +1546,4 @@ Unicast PID: 451 (decimal)
</article>