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Question...........


mikedallos

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WEB100 Kernel Variables:

Client: localhost/127.0.0.1

AckPktsIn: 1444

AckPktsOut: 0

BytesRetrans: 0

CongAvoid: 0

CongestionOverCount: 0

CongestionSignals: 0

CountRTT: 1444

CurCwnd: 129940

CurMSS: 1460

CurRTO: 520

CurRwinRcvd: 128480

CurRwinSent: 5840

CurSsthresh: 2147483647

DSACKDups: 0

DataBytesIn: 0

DataBytesOut: 4143480

DataPktsIn: 0

DataPktsOut: 2838

DupAcksIn: 0

ECNEnabled: 0

FastRetran: 0

MaxCwnd: 129940

MaxMSS: 1460

MaxRTO: 550

MaxRTT: 360

MaxRwinRcvd: 128480

MaxRwinSent: 5840

MaxSsthresh: 0

MinMSS: 1460

MinRTO: 250

MinRTT: 40

MinRwinRcvd: 64240

MinRwinSent: 5840

NagleEnabled: 1

OtherReductions: 0

PktsIn: 1445

PktsOut: 2838

PktsRetrans: 0

X_Rcvbuf: 65535

RcvWinScale: 7

SACKEnabled: 3

SACKsRcvd: 0

SendStall: 0

SlowStart: 87

SampleRTT: 310

SmoothedRTT: 320

X_Sndbuf: 65535

SndWinScale: 1

SndLimTimeRwin: 9206083

SndLimTimeCwnd: 807899

SndLimTimeSender: 10112

SndLimTransRwin: 1

SndLimTransCwnd: 1

SndLimTransSender: 1

SndLimBytesRwin: 3772640

SndLimBytesCwnd: 370840

SndLimBytesSender: 0

SubsequentTimeouts: 0

SumRTT: 436960

Timeouts: 0

TimestampsEnabled: 0

WinScaleRcvd: 1

WinScaleSent: 7

DupAcksOut: 0

StartTimeUsec: 562299

Duration: 10037434

c2sData: 2

c2sAck: 2

s2cData: 3

s2cAck: 3

half_duplex: 0

link: 100

congestion: 0

bad_cable: 0

mismatch: 0

spd: 0.00

bw: 36.81

loss: 0.000001000

avgrtt: 302.60

waitsec: 0.00

timesec: 10.00

order: 0.0000

rwintime: 0.9184

sendtime: 0.0010

cwndtime: 0.0806

rwin: 0.9802

swin: 64.0000

cwin: 0.9914

rttsec: 0.302604

Sndbuf: 8388608

Checking for mismatch condition

(cwndtime > .3) [0.08>.3], (MaxSsthresh > 0) [0>0],

(PktsRetrans/sec > 2) [0>2], (estimate > 2) [36.81>2]

Checking for mismatch on uplink

(speed > 50 [0>50], (xmitspeed < 5) [0.44<5]

(rwintime > .9) [0.91>.9], (loss < .01) [1.0E<.01]

Checking for excessive errors condition

(loss/sec > .15) [1.0E>.15], (cwndtime > .6) [0.08>.6],

(loss < .01) [1.0E<.01], (MaxSsthresh > 0) [0>0]

Checking for 10 Mbps link

(speed < 9.5) [0<9.5], (speed > 3.0) [0>3.0]

(xmitspeed < 9.5) [0.44<9.5] (loss < .01) [1.0E<.01], (mylink > 0) [3.0>0]

Checking for Wireless link

(sendtime = 0) [0.00=0], (speed < 5) [0<5]

(Estimate > 50 [36.81>50], (Rwintime > 90) [0.91>.90]

(RwinTrans/CwndTrans = 1) [1/1=1], (mylink > 0) [3.0>0]

Checking for DSL/Cable Modem link

(speed < 2) [0<2], (SndLimTransSender = 0) [1=0]

(SendTime = 0) [0.0010=0], (mylink > 0) [3.0>0]

Checking for half-duplex condition

(rwintime > .95) [0.91>.95], (RwinTrans/sec > 30) [0.1>30],

(SenderTrans/sec > 30) [0.1>30], OR (mylink <= 10) [3.0<=10]

Checking for congestion

(cwndtime > .02) [0.08>.02], (mismatch = 0) [0=0]

(MaxSsthresh > 0) [0>0]

estimate = 36.81 based on packet size = 11Kbits, RTT = 302.6msec, and loss = 1.0E-6

The theoretical network limit is 36.81 Mbps

The NDT server has a 8192.0 KByte buffer which limits the throughput to 211.49 Mbps

Your PC/Workstation has a 125.0 KByte buffer which limits the throughput to 3.23 Mbps

The network based flow control limits the throughput to 3.27 Mbps

Client Data reports link is 'T1', Client Acks report link is 'T1'

Server Data reports link is 'Ethernet', Server Acks report link is 'Ethernet'

Tested here  http://web100.rit.edu:7123/

My question is this:Your PC/Workstation has a 125.0 KByte buffer.........what is meant by that??

Thanks in advance!!

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WEB100 Kernel Variables:

Client: localhost/127.0.0.1

AckPktsIn: 1444

AckPktsOut: 0

BytesRetrans: 0

CongAvoid: 0

CongestionOverCount: 0

CongestionSignals: 0

CountRTT: 1444

CurCwnd: 129940

CurMSS: 1460

CurRTO: 520

CurRwinRcvd: 128480

CurRwinSent: 5840

CurSsthresh: 2147483647

DSACKDups: 0

DataBytesIn: 0

DataBytesOut: 4143480

DataPktsIn: 0

DataPktsOut: 2838

DupAcksIn: 0

ECNEnabled: 0

FastRetran: 0

MaxCwnd: 129940

MaxMSS: 1460

MaxRTO: 550

MaxRTT: 360

MaxRwinRcvd: 128480

MaxRwinSent: 5840

MaxSsthresh: 0

MinMSS: 1460

MinRTO: 250

MinRTT: 40

MinRwinRcvd: 64240

MinRwinSent: 5840

NagleEnabled: 1

OtherReductions: 0

PktsIn: 1445

PktsOut: 2838

PktsRetrans: 0

X_Rcvbuf: 65535

RcvWinScale: 7

SACKEnabled: 3

SACKsRcvd: 0

SendStall: 0

SlowStart: 87

SampleRTT: 310

SmoothedRTT: 320

X_Sndbuf: 65535

SndWinScale: 1

SndLimTimeRwin: 9206083

SndLimTimeCwnd: 807899

SndLimTimeSender: 10112

SndLimTransRwin: 1

SndLimTransCwnd: 1

SndLimTransSender: 1

SndLimBytesRwin: 3772640

SndLimBytesCwnd: 370840

SndLimBytesSender: 0

SubsequentTimeouts: 0

SumRTT: 436960

Timeouts: 0

TimestampsEnabled: 0

WinScaleRcvd: 1

WinScaleSent: 7

DupAcksOut: 0

StartTimeUsec: 562299

Duration: 10037434

c2sData: 2

c2sAck: 2

s2cData: 3

s2cAck: 3

half_duplex: 0

link: 100

congestion: 0

bad_cable: 0

mismatch: 0

spd: 0.00

bw: 36.81

loss: 0.000001000

avgrtt: 302.60

waitsec: 0.00

timesec: 10.00

order: 0.0000

rwintime: 0.9184

sendtime: 0.0010

cwndtime: 0.0806

rwin: 0.9802

swin: 64.0000

cwin: 0.9914

rttsec: 0.302604

Sndbuf: 8388608

Checking for mismatch condition

(cwndtime > .3) [0.08>.3], (MaxSsthresh > 0) [0>0],

(PktsRetrans/sec > 2) [0>2], (estimate > 2) [36.81>2]

Checking for mismatch on uplink

(speed > 50 [0>50], (xmitspeed < 5) [0.44<5]

(rwintime > .9) [0.91>.9], (loss < .01) [1.0E<.01]

Checking for excessive errors condition

(loss/sec > .15) [1.0E>.15], (cwndtime > .6) [0.08>.6],

(loss < .01) [1.0E<.01], (MaxSsthresh > 0) [0>0]

Checking for 10 Mbps link

(speed < 9.5) [0<9.5], (speed > 3.0) [0>3.0]

(xmitspeed < 9.5) [0.44<9.5] (loss < .01) [1.0E<.01], (mylink > 0) [3.0>0]

Checking for Wireless link

(sendtime = 0) [0.00=0], (speed < 5) [0<5]

(Estimate > 50 [36.81>50], (Rwintime > 90) [0.91>.90]

(RwinTrans/CwndTrans = 1) [1/1=1], (mylink > 0) [3.0>0]

Checking for DSL/Cable Modem link

(speed < 2) [0<2], (SndLimTransSender = 0) [1=0]

(SendTime = 0) [0.0010=0], (mylink > 0) [3.0>0]

Checking for half-duplex condition

(rwintime > .95) [0.91>.95], (RwinTrans/sec > 30) [0.1>30],

(SenderTrans/sec > 30) [0.1>30], OR (mylink <= 10) [3.0<=10]

Checking for congestion

(cwndtime > .02) [0.08>.02], (mismatch = 0) [0=0]

(MaxSsthresh > 0) [0>0]

estimate = 36.81 based on packet size = 11Kbits, RTT = 302.6msec, and loss = 1.0E-6

The theoretical network limit is 36.81 Mbps

The NDT server has a 8192.0 KByte buffer which limits the throughput to 211.49 Mbps

Your PC/Workstation has a 125.0 KByte buffer which limits the throughput to 3.23 Mbps

The network based flow control limits the throughput to 3.27 Mbps

Client Data reports link is 'T1', Client Acks report link is 'T1'

Server Data reports link is 'Ethernet', Server Acks report link is 'Ethernet'

Tested here

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My question is this:Your PC/Workstation has a 125.0 KByte buffer.........what is meant by that??

Hey Mike :)

I think it refering to CurRwinRcvd: 128480

In cablenut you have that value in TcpWindowSize or DefaultReciveWindow

even tho it says 125 KByte

VanBuren :)

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um... now i have a question...

TCP/Web100 Network Diagnostic Tool v5.3.3a

click START to begin

Checking for Middleboxes . . . . . . . . . . . . . . . . . .  Done

running 10s outbound test (client to server) . . . . . 440.83Kb/s

running 10s inbound test (server to client) . . . . . . 4.84Mb/s

Your PC is connected to a Cable/DSL modem

Alarm: Duplex mismatch condition exists: Host set to HD and Switch set to FD

click START to re-test

wtf?

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um... now i have a question...

TCP/Web100 Network Diagnostic Tool v5.3.3a

click START to begin

Checking for Middleboxes . . . . . . . . . . . . . . . . . .  Done

running 10s outbound test (client to server) . . . . . 440.83Kb/s

running 10s inbound test (server to client) . . . . . . 4.84Mb/s

Your PC is connected to a Cable/DSL modem

Alarm: Duplex mismatch condition exists: Host set to HD and Switch set to FD

click START to re-test

wtf?

I dont know much about routers, but do you have a duplex setting in the WAN port?

VanBuren :)

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TCP/Web100 Network Diagnostic Tool v5.3.3a

click START to begin

Checking for Middleboxes . . . . . . . . . . . . . . . . . .  Done

running 10s outbound test (client to server) . . . . . 450.80Kb/s

running 10s inbound test (server to client) . . . . . . 5.35Mb/s

Your PC is connected to a Cable/DSL modem

Alarm: Duplex mismatch condition exists: Host set to HD and Switch set to FD

click START to re-test

:::.. Download Stats ..:::

Connection is:: 3470 Kbps about 3.5 Mbps (tested with 2992 KB)

Download Speed is:: 424 KB/s

Tested From:: http://www.testmy.net/

Bottom Line:: 62 times faster than 56K you can download 1MB in 2.42 second(s)

Validation Link:: https://testmy.net/cgi-bin/get.cgi?Test_ID=9IOS5YQFO

i dont think i can take much stock in the testmy tests anymore :(

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strange... it didnt change anything, the ports on router should run at full duplex, only the port that goes to modem that should run half duplex on cable.

you have to test at non peak times to keep up the stats .s1, i will do that from now on  ;)

VanBuren :)

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TCP/Web100 Network Diagnostic Tool v5.3.3a

click START to begin

Checking for Middleboxes . . . . . . . . . . . . . . . . . .  Done

running 10s outbound test (client to server) . . . . . 450.80Kb/s

running 10s inbound test (server to client) . . . . . . 5.35Mb/s

Your PC is connected to a Cable/DSL modem

Alarm: Duplex mismatch condition exists: Host set to HD and Switch set to FD

click START to re-test

:::.. Download Stats ..:::

Connection is:: 3470 Kbps about 3.5 Mbps (tested with 2992 KB)

Download Speed is:: 424 KB/s

Tested From:: http://www.testmy.net/

Bottom Line:: 62 times faster than 56K you can download 1MB in 2.42 second(s)

Validation Link:: https://testmy.net/cgi-bin/get.cgi?Test_ID=9IOS5YQFO

i dont think i can take much stock in the testmy tests anymore :(

:o  If its system wide why isnt it  affecting me???  :?

8) Microwave

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click START to re-test

Checking for Middleboxes . . . . . . . . . . . . . . . . . .  Done

running 10s outbound test (client to server) . . . . . 443.20Kb/s

running 10s inbound test (server to client) . . . . . . 2.90Mb/s

Your PC is connected to a Cable/DSL modem

Information: Other network traffic is congesting the link

god damned bus topology!!!

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you have to test at non peak times to keep up the stats .s1, i will do that from now on ;)

VanBuren :)

hehe i her that.  Been talkin with ca3le, he seems a little more motivated now to switching testmy to a less traffic route ( very badly worded...but its 1 am...screw it )

Non -Peak -User-...Uhh..

:::.. Download Stats ..:::

Connection is:: 6225 Kbps about 6.2 Mbps (tested with 2992 KB)

Download Speed is:: 760 KB/s

Tested From:: http://www.testmy.net/ [www.testmy.net]

Bottom Line:: 111 times faster than 56K you can download 1MB in 1.35 second(s)

Validation Link:: https://testmy.net/cgi-bin/get.cgi?Test_ID=PJSE0V1YM [testmy.net]

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