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<DIV dir=ltr align=left><SPAN class=531000814-01052006><FONT face=Arial
color=#0000ff size=2>Any framing problems over time? Framing issues tend
to cause pops/scratches on the line. Check your controller and interface
for any errors.</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=531000814-01052006><FONT face=Arial
color=#0000ff size=2></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=531000814-01052006><FONT face=Arial
color=#0000ff size=2>A bad E1 card that "heats up" over time might also be a
possibility, but check for line problems first.</FONT></SPAN></DIV><BR>
<DIV class=OutlookMessageHeader lang=en-us dir=ltr align=left>
<HR tabIndex=-1>
<FONT face=Tahoma size=2><B>From:</B> cisco-voip-bounces@puck.nether.net
[mailto:cisco-voip-bounces@puck.nether.net] <B>On Behalf Of </B>Richard van
Berkel<BR><B>Sent:</B> Monday, May 01, 2006 5:20 AM<BR><B>To:</B> Cisco
Voip<BR><B>Subject:</B> [cisco-voip] Voice Quality Problem<BR></FONT><BR></DIV>
<DIV></DIV>
<DIV><SPAN class=892081310-01052006><FONT
face=Arial><EM>Hi,</EM></FONT></SPAN></DIV>
<DIV><SPAN class=892081310-01052006><FONT
face=Arial><EM></EM></FONT></SPAN> </DIV>
<DIV><SPAN class=892081310-01052006><FONT face=Arial><EM>I have a questions
regarding voice quality to the PSTN.</EM></FONT></SPAN></DIV>
<DIV><SPAN class=892081310-01052006><FONT
face=Arial><EM></EM></FONT></SPAN> </DIV>
<DIV><SPAN class=892081310-01052006><FONT face=Arial><EM>I have a Cisco 2800
with 2 serials (E1).</EM></FONT></SPAN></DIV>
<DIV><SPAN class=892081310-01052006><FONT face=Arial><EM>When dialing internal,
the voice quality is perfect.</EM></FONT></SPAN></DIV>
<DIV><SPAN class=892081310-01052006><FONT
face=Arial><EM></EM></FONT></SPAN> </DIV>
<DIV><SPAN class=892081310-01052006><FONT face=Arial><EM>When dialing to the
pstn the voice quality is good at first and after a period of time it gets
scratchy.</EM></FONT></SPAN></DIV>
<DIV><SPAN class=892081310-01052006><FONT face=Arial><EM>This gets worse during
the days.</EM></FONT></SPAN></DIV>
<DIV><SPAN class=892081310-01052006><FONT
face=Arial><EM></EM></FONT></SPAN> </DIV>
<DIV><SPAN class=892081310-01052006><FONT face=Arial><EM>After a reboot its ok
again.</EM></FONT></SPAN></DIV>
<DIV><SPAN class=892081310-01052006><FONT
face=Arial><EM></EM></FONT></SPAN> </DIV>
<DIV><SPAN class=892081310-01052006><FONT face=Arial><EM>The scratchy noice is
heard on the outside world and not on the Call Manager Voip
environment.</EM></FONT></SPAN></DIV>
<DIV><SPAN class=892081310-01052006><FONT
face=Arial><EM></EM></FONT></SPAN> </DIV>
<DIV><SPAN class=892081310-01052006><FONT face=Arial><EM>Does anyone have any
idea.</EM></FONT></SPAN></DIV>
<DIV><SPAN class=892081310-01052006><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=892081310-01052006><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=892081310-01052006><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=892081310-01052006><FONT face=Arial size=2>voice call
send-alert<BR>voice call convert-discpi-to-prog<BR>voice rtp
send-recv<BR>!<BR>voice service voip <BR> modem passthrough nse codec
g711alaw<BR>!<BR>!<BR>voice class codec 1<BR> codec preference 1
g711ulaw<BR> codec preference 2 g711alaw<BR> codec preference 3
g729r8<BR> codec preference 4 g729br8<BR>!<BR>!<BR>!<BR>voice class h323
1<BR> h225 timeout tcp establish
3<BR>!<BR>!<BR>!<BR>!<BR>!</FONT></SPAN></DIV>
<DIV><SPAN class=892081310-01052006><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=892081310-01052006><FONT face=Arial size=2>controller E1
0/0/0<BR> framing NO-CRC4 <BR> pri-group timeslots
1-31<BR>!<BR>controller E1 0/0/1<BR> framing NO-CRC4 <BR> pri-group
timeslots 1-31<BR>!<BR>translation-rule 1<BR> Rule 1 ^0
00<BR>!</FONT></SPAN></DIV>
<DIV><SPAN class=892081310-01052006><FONT face=Arial
size=2>\</FONT></SPAN></DIV>
<DIV><SPAN class=892081310-01052006><FONT face=Arial size=2>!<BR>interface
Serial0/0/0:15<BR> no ip address<BR> encapsulation hdlc<BR> isdn
switch-type primary-net5<BR> isdn overlap-receiving<BR> isdn
incoming-voice voice<BR> isdn sending-complete<BR> no cdp
enable<BR>!<BR>interface Serial0/0/1:15<BR> no ip
address<BR> encapsulation hdlc<BR> isdn switch-type
primary-net5<BR> isdn overlap-receiving<BR> isdn incoming-voice
voice<BR> isdn sending-complete<BR> no cdp enable</FONT></SPAN></DIV>
<DIV><SPAN class=892081310-01052006><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=892081310-01052006><FONT face=Arial size=2>voice-port
0/0/0:15<BR> echo-cancel coverage 32<BR> cptone NL<BR>!<BR>voice-port
0/0/1:15<BR> echo-cancel coverage 32<BR> cptone
NL<BR>!</FONT></SPAN></DIV>
<DIV><SPAN class=892081310-01052006><FONT face=Arial size=2>!<BR>dial-peer voice
1 pots<BR> preference 2<BR> destination-pattern
0T<BR> progress_ind setup enable 3<BR> progress_ind alert enable
8<BR> progress_ind progress enable
8<BR> direct-inward-dial<BR> port 0/0/0:15<BR>!<BR>dial-peer voice 2
pots<BR> preference 3<BR> destination-pattern 0T<BR> progress_ind
setup enable 3<BR> progress_ind alert enable 8<BR> progress_ind
progress enable 8<BR> direct-inward-dial<BR> port
0/0/1:15<BR>!</FONT></SPAN></DIV>
<DIV><SPAN class=892081310-01052006><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=892081310-01052006><FONT face=Arial size=2>Cisco IOS Software,
2800 Software (C2800NM-IPVOICE-M), Version 12.4(6)T, RELEASE SOFTWARE
(fc1)<BR>Technical Support: <A
href="http://www.cisco.com/techsupport">http://www.cisco.com/techsupport</A><BR>Copyright
(c) 1986-2006 by Cisco Systems, Inc.<BR>Compiled Wed 22-Feb-06 22:54 by
ccai</FONT></SPAN></DIV>
<DIV> </DIV>
<DIV><SPAN class=892081310-01052006><FONT face=Arial size=2>ROM: System
Bootstrap, Version 12.4(1r) [hqluong 1r], RELEASE SOFTWARE
(fc1)</FONT></SPAN></DIV>
<DIV> </DIV>
<DIV><SPAN class=892081310-01052006><FONT face=Arial size=2>PSTN-GW1 uptime is 4
days, 16 hours, 50 minutes<BR>System returned to ROM by reload at 17:07:49 pdt
Wed Apr 26 2006<BR>System image file is
"flash:c2800nm-ipvoice-mz_124-6_T.bin"</FONT></SPAN></DIV>
<DIV> </DIV>
<DIV><SPAN class=892081310-01052006><FONT face=Arial size=2>Cisco 2821 (revision
53.50) with 249856K/12288K bytes of memory.<BR>Processor board ID
FCZ100971QU<BR>2 Gigabit Ethernet interfaces<BR>62 Serial interfaces<BR>2
Channelized E1/PRI ports<BR>DRAM configuration is 64 bits wide with parity
enabled.<BR>239K bytes of non-volatile configuration memory.<BR>62720K bytes of
ATA CompactFlash (Read/Write)</FONT></SPAN></DIV>
<DIV> </DIV>
<DIV><SPAN class=892081310-01052006><FONT face=Arial size=2>Configuration
register is 0x2102</FONT></SPAN></DIV></BODY></HTML>