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<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Since CallManager 4.x marks TCP 8002 (SDL)
as AF31 I’m going to recommend we not modify the AutoQoS Policy to
include TCP/1433 or TCP/1434 for SQL Replication unless Cisco changes the SRND
<grin>. <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'><a
href="http://www.cisco.com/en/US/products/sw/voicesw/ps556/products_tech_note09186a00801ffe28.shtml">http://www.cisco.com/en/US/products/sw/voicesw/ps556/products_tech_note09186a00801ffe28.shtml</a><u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<div>
<div class=MsoNormal align=center style='text-align:center'><font size=3
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<hr size=2 width="100%" align=center tabindex=-1>
</span></font></div>
<p class=MsoNormal><b><font size=2 color=black face=Tahoma><span
style='font-size:10.0pt;font-family:Tahoma;color:windowtext;font-weight:bold'>From:</span></font></b><font
size=2 color=black face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma;
color:windowtext'> Wes Sisk [mailto:wsisk@cisco.com] <br>
<b><span style='font-weight:bold'>Sent:</span></b> Monday, October 23, 2006
10:56 AM<br>
<b><span style='font-weight:bold'>To:</span></b> Jason Aarons (US)<br>
<b><span style='font-weight:bold'>Cc:</span></b> cisco-voip@puck.nether.net<br>
<b><span style='font-weight:bold'>Subject:</span></b> Re: [cisco-voip]
Protecting Database replication from publisher to subscriber (SRND page 2-19)</span></font><font
color=black><span style='color:windowtext'><o:p></o:p></span></font></p>
</div>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'>SQL replication isn't so time sensitive. It's
the SDL links (ccm.exe/ctimanager.exe:random port<->ccm.exe:8002) that
are sensitive to latency/delay.<br>
<br>
/Wes<br>
<br>
Jason Aarons (US) wrote: <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>In practice has anyone seen a QoS policy protecting
the SQL intercluster communication/replication? Cisco Engineer is worried about
SQL replication in a large cluster design. All links meet the 40ms Cluster
Across WAN requirement, but he’d like to take it further. I’m not
sure if it’s a good idea.<u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'><u1:p> </u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'><a
href="http://www.cisco.com/en/US/products/sw/voicesw/ps556/products_tech_note09186a00801ffe28.shtml">http://www.cisco.com/en/US/products/sw/voicesw/ps556/products_tech_note09186a00801ffe28.shtml</a><u1:p></u1:p></span></font><o:p></o:p></p>
<h4><a name=d><b><font size=2 color=black face="Times New Roman"><span
style='font-size:10.0pt'>Intra-cluster Communications</span></font></b></a><font
size=2><span style='font-size:10.0pt'> </span></font><o:p></o:p></h4>
<u1:p></u1:p>
<p><font size=2 color=black face="Times New Roman"><span style='font-size:10.0pt'>This
is traffic between Cisco CallManager nodes/servers themselves, and includes
things like Cisco CallManager and computer telephony integration (CTI) Manager
SDL communications, SQL replication, Server Message Block (SMB) communications
and CTI/Quick Buffer Encoding (QBE) activities. If you have a Layer 3 device
that separates Cisco CallManager nodes (by either WAN or LAN), you must have a
maximum Round Trip Time (RTT) of 40 ms, or 20 ms delay in either direction. <u1:p></u1:p></span></font><o:p></o:p></p>
<p style='margin-left:.5in;text-indent:-.25in'><font size=2 color=black
face="Times New Roman"><span style='font-size:10.0pt'>Database replication from
publisher to subscriber uses best effort (DSCP=0) by default. <u1:p></u1:p></span></font><o:p></o:p></p>
<p style='margin-left:.5in;text-indent:-.25in'><font size=2 color=black
face="Times New Roman"><span style='font-size:10.0pt'>Directory traffic from
the LDAP directory also uses best effort packet marking. <u1:p></u1:p></span></font><o:p></o:p></p>
<p style='margin-left:.5in;text-indent:-.25in'><font size=2 color=black
face="Times New Roman"><span style='font-size:10.0pt'>For real-time traffic via
Intercluster Communications (ICCS), which includes signaling, call admission
control, and so forth, as well as CTI Manager realtime traffic, a DSCP value of
26 (AF31 or IP precedence 3) is used. <u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>Standard AutoQoS Policy<u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'><u1:p> </u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'>class-map match-any AutoQoS-VoIP-Remark<u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'> match ip dscp ef <u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'> match ip dscp cs3 <u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'> match ip dscp af31 <u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'>class-map match-any AutoQoS-VoIP-Control-UnTrust<u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'> match access-group name AutoQoS-VoIP-Control<u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'>class-map match-any AutoQoS-VoIP-RTP-UnTrust<u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'> match protocol rtp audio <u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'> match access-group name AutoQoS-VoIP-RTCP<u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'>!<u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'>policy-map AutoQoS-Policy-UnTrust<u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'> class AutoQoS-VoIP-RTP-UnTrust<u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'> priority percent 70<u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'> set dscp ef<u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'> class AutoQoS-VoIP-Control-UnTrust<u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'> bandwidth percent 5<u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'> set dscp af31<u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'> class AutoQoS-VoIP-Remark<u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'> set dscp default<u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'> class class-default<u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'> fair-queue<u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'><u1:p> </u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'>interface Serial0/0/0<u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'> description SerialT1 <u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'> auto qos voip <u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'> service-policy output AutoQoS-Policy-UnTrust<u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'>!<u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'>ip access-list extended AutoQoS-VoIP-Control<u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'> permit tcp any any eq 1720<u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'> permit tcp any any range 11000 11999<u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'> permit udp any any eq 2427<u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'> permit tcp any any eq 2428<u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'> permit tcp any any range 2000 2002<u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'> permit udp any any eq 1719<u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'> permit udp any any eq 5060<u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'>ip access-list extended AutoQoS-VoIP-RTCP<u1:p></u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'> permit udp any any range 16384 32767<o:p></o:p></span></font></p>
<u1:p></u1:p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'><u1:p> </u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'><u1:p> </u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'> <o:p></o:p></span><u1:p></u1:p></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'><u1:p> </u1:p><o:p></o:p></span></font></p>
<div class=MsoNormal align=center style='text-align:center'><font size=3
color=black face="Times New Roman"><span style='font-size:12.0pt'>
<hr size=1 width="100%" align=center>
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<pre wrap=""><font size=2 color=black face="Courier New"><span
style='font-size:10.0pt'><o:p> </o:p></span></font></pre><pre
style='text-align:center'><font size=2 color=black face="Courier New"><span
style='font-size:10.0pt'>
<hr size=4 width="90%" align=center>
</span></font></pre><pre><font size=2 color=black face="Courier New"><span
style='font-size:10.0pt'><o:p> </o:p></span></font></pre><pre><font
size=2 color=black face="Courier New"><span style='font-size:10.0pt'>_______________________________________________<o:p></o:p></span></font></pre><pre><font
size=2 color=black face="Courier New"><span style='font-size:10.0pt'>cisco-voip mailing list<o:p></o:p></span></font></pre><pre><font
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size=2 color=black face="Courier New"><span style='font-size:10.0pt'><a
href="https://puck.nether.net/mailman/listinfo/cisco-voip">https://puck..nether.net/mailman/listinfo/cisco-voip</a><o:p></o:p></span></font></pre><pre><font
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