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<p class=MsoNormal><span style='color:#1F497D'>FAXing, in particular, doesn’t
tolerate slips at all, so I’m not surprised that it’s not working. Usually you
will hear pops and crackling on the line with slips too. You will want to set
the clock to come from one of the VWICs, for sure and you’ve nailed the
commands to do so.<o:p></o:p></span></p>
<p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='color:#1F497D'>chris<o:p></o:p></span></p>
<p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p>
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<div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'>
<p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span
style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>
cisco-voip-bounces@puck.nether.net [mailto:cisco-voip-bounces@puck.nether.net] <b>On
Behalf Of </b>Jeff Ruttman<br>
<b>Sent:</b> Friday, October 03, 2008 11:22 AM<br>
<b>To:</b> cisco-voip@puck.nether.net<br>
<b>Subject:</b> [cisco-voip] Slip Errors on our Routers<o:p></o:p></span></p>
</div>
</div>
<p class=MsoNormal><o:p> </o:p></p>
<div>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'>Greetings, <o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'> <o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'>We’re getting some QoS complaints and lots of trouble faxing via
an ATA.<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'>I’m definitely not a router guy, but I’m trying to do some
research. It’s my understanding that too many slip errors cause static
and choppiness. And maybe even echo?<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'>I don’t know how many slip errors are “too many,” but I’m thinking
we’ve surpassed that threshold.<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'>We have this kind of line in our config:
network-clock-participate slot x (pointing to the vwic).<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'>I’m reading that we might need this set as well: network-clock-select
x E1 x/x/x. I haven’t been able to see a line like that in our config.<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'>Any comments?<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'> <o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'>The PRI at one of our sites is on this router interface: <o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'> <o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'>T1 0/3/1 is up. <o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'> Applique type is Channelized T1 <o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'> Cablelength is long gain36 0db <o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'> Description: PRI xxxxxxx <o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'> No alarms detected. <o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'> alarm-trigger is not set <o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'> Soaking time: 3, Clearance time: 10 <o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'> AIS State:Clear LOS State:Clear LOF State:Clear
<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'> Version info Firmware: 20060707, FPGA: 13, spm_count = 0 <o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'> Framing is ESF, Line Code is B8ZS, Clock Source is Line. <o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'> CRC Threshold is 320. Reported from firmware is 320. <o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'> Data in current interval (554 seconds elapsed): <o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'> 0 Line Code Violations, 0 Path Code
Violations <o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'> 53 Slip Secs, 0 Fr Loss Secs, 0 Line Err
Secs, 0 Degraded Mins <o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'> 53 Errored Secs, 0 Bursty Err Secs, 0
Severely Err Secs, 0 Unavail Secs <o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'> Total Data (last 24 hours) <o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'> 0 Line Code Violations, 0 Path Code
Violations, <o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'> 8325 Slip Secs, 0 Fr Loss Secs, 0 Line
Err Secs, 0 Degraded Mins, <o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'> 8325 Errored Secs, 0 Bursty Err Secs, 0
Severely Err Secs, 0 Unavail Secs <o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'> <o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'>Thanks<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";
color:black'>jeff <o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";
color:navy'><o:p> </o:p></span></p>
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style='font-size:12.0pt;font-family:"Times New Roman","serif"'>
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