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data flow thru a serial port
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supergoku0
Member
Registered: Dec 2000 Location: China HK Country: Hong Kong State: Certifications: Working on:
Total Posts: 86
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data flow thru a serial port
Dear all,
Say router is connected thru its serail port to a 128K leased line, a "show int s0" command may display the followings(part of output):
...
5 minute input rate 10000 bits/sec,0 packets/sec
5 minute output rate 2000 bits/sec,0 packets/sec
....
For a leased line =128K am I right in saying the max. rate should reach "256K" (128K for input and 128k for output) when fully loaded?
Also how is the "no. of bits/sec" related to "the packets/sec" as shown in the output? Their relation does not seem to be always proportionate...
TIA,
Goku
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01-28-02 07:08 AM
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Yankee
Senior Member
Registered: Jun 2000 Location: Country: United States State: Certifications: Working on: none
Total Posts: 1411
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Yes your serial connection is "full-duplex", not in the ethernet sense, but what the call a 128K circuit is 128K each way.
Yankee
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01-28-02 09:00 AM
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MadChef
A Huge Fake
Registered: Sep 2000 Location: Country: USA State: Certifications: Working on: A Sex Farm
Total Posts: 1426
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Re: data flow thru a serial port
quote: Originally posted by supergoku0
Also how is the "no. of bits/sec" related to "the packets/sec" as shown in the output? Their relation does not seem to be always proportionate...
It would be if all your packets were the same size, but they probably aren't. Larger packets yield fewer packets per second for the same bandwidth. The converse applies as well.
MadChef
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01-28-02 10:13 AM
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