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<div class=Section1>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Does the CAD login process require LDAP
write access (i.e. CUCM Publisher Access)? <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'>NOTE: IPCC is using DCD as its LDAP
server.<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=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>As we can specify more that one LDAP
server in IPCC 4.X even when using DC Directory, would you agree the only thing
that we would loose (from an IPCX perspective) if we could not access the Publisher
(and could still access DC Directory on a Subscriber) is the ability for an
Agent to login to EM on an IP Phone????<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 style='margin-left:36.0pt'><i><font size=2 color=navy
face=Arial><span style='font-size:10.0pt;font-family:Arial;color:navy;
font-style:italic'>“You can also specify one or more LDAP servers to be
used if the primary LDAP server fails. To do so, enter the host name, IP
address, or <st1:PersonName w:st="on">Microsoft</st1:PersonName> AD domain of
each backup server in the order that they should be used if a failover occurs.
Separate each entry with a comma (,), a semicolon (;), or a space.”</span></font></i><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=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=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>From page 85 of 91 in the IPCC 4.0 SRND
(IPCC Express Integration with LDAP Server)<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 style='margin-left:36.0pt'><i><font size=2 color=navy
face=Arial><span style='font-size:10.0pt;font-family:Arial;color:navy;
font-style:italic'>“Since user authentication requires access to user
database in LDAP server, if LDAP server is down or unavailable, you cannot
access CRS Administration web interface and agents cannot login. Thus, you
should install a redundant LDAP server to provide high availability.”<o:p></o:p></span></font></i></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
face="Times New Roman"><span lang=EN-US style='font-size:12.0pt'>
<hr size=2 width="100%" align=center tabindex=-1>
</span></font></div>
<p class=MsoNormal><b><font size=2 face=Tahoma><span lang=EN-US
style='font-size:10.0pt;font-family:Tahoma;font-weight:bold'>From:</span></font></b><font
size=2 face=Tahoma><span lang=EN-US style='font-size:10.0pt;font-family:Tahoma'>
cisco-voip-bounces@puck.nether.net [mailto:cisco-voip-bounces@puck.nether.net] <b><span
style='font-weight:bold'>On Behalf Of </span></b>Baumgartner, Matthew<br>
<b><span style='font-weight:bold'>Sent:</span></b> Monday, 18 February 2008
2:08 PM<br>
<b><span style='font-weight:bold'>To:</span></b> cisco-voip@puck.nether.net<br>
<b><span style='font-weight:bold'>Subject:</span></b> [cisco-voip] IPCX Login
if Publisher is down</span></font><span lang=EN-US><o:p></o:p></span></p>
</div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=section1 style='margin:0pt;margin-bottom:.0001pt'><font size=2
face=Arial><span style='font-size:10.0pt'>Hi All,<o:p></o:p></span></font></p>
<p class=section1 style='margin:0pt;margin-bottom:.0001pt'><font size=2
face=Arial><span style='font-size:10.0pt'><o:p> </o:p></span></font></p>
<p class=section1 style='margin:0pt;margin-bottom:.0001pt'><font size=2
face=Arial><span style='font-size:10.0pt'>I have a question regarding IPCC and
CCM Split Clustering…<o:p></o:p></span></font></p>
<p class=section1 style='margin:0pt;margin-bottom:.0001pt'><font size=2
face=Arial><span style='font-size:10.0pt'><o:p> </o:p></span></font></p>
<p class=section1 style='mso-margin-top-alt:0pt;margin-right:0pt;margin-bottom:
0pt;margin-left:36.0pt;margin-bottom:.0001pt;text-indent:-18.0pt;mso-list:l1 level1 lfo2'><![if !supportLists]><font
size=2 face=Wingdings><span style='font-size:10.0pt;font-family:Wingdings'><span
style='mso-list:Ignore'>§<font size=1 face="Times New Roman"><span
style='font:7.0pt "Times New Roman"'>
</span></font></span></span></font><![endif]><font size=2><span
style='font-size:10.0pt'>CCM 4.2(3) sr2b<o:p></o:p></span></font></p>
<p class=section1 style='mso-margin-top-alt:0pt;margin-right:0pt;margin-bottom:
0pt;margin-left:36.0pt;margin-bottom:.0001pt;text-indent:-18.0pt;mso-list:l1 level1 lfo2'><![if !supportLists]><font
size=2 color=black face=Wingdings><span style='font-size:10.0pt;font-family:
Wingdings;color:black'><span style='mso-list:Ignore'>§<font size=1
face="Times New Roman"><span style='font:7.0pt "Times New Roman"'>
</span></font></span></span></font><![endif]><font size=2 color=black><span
style='font-size:10.0pt;color:black'>IPCC 4.0(5) Build 042 <o:p></o:p></span></font></p>
<p class=section1 style='margin:0pt;margin-bottom:.0001pt'><font size=2
color=navy face=Arial><span style='font-size:10.0pt;color:navy'><o:p> </o:p></span></font></p>
<p class=section1 style='margin:0pt;margin-bottom:.0001pt'><font size=2
face=Arial><span style='font-size:10.0pt'>In IPCC version 4.X can Agents login
when the publisher is not available?<o:p></o:p></span></font></p>
<p class=section1 style='margin:0pt;margin-bottom:.0001pt'><font size=2
color=navy face=Arial><span style='font-size:10.0pt;color:navy'><o:p> </o:p></span></font></p>
<p class=section1 style='margin:0pt;margin-bottom:.0001pt'><font size=2
face=Arial><span style='font-size:10.0pt'>The below is and excerpt from the IPCC
3.5 SRND and it clearly states that this is not possible. <font color=navy><span
style='color:navy'><o:p></o:p></span></font></span></font></p>
<p class=section1 style='margin:0pt;margin-bottom:.0001pt'><font size=2
face=Arial><span style='font-size:10.0pt'>However I can’t seem to find
clarification if this was fixed in IPCC version 4 or not.<o:p></o:p></span></font></p>
<div style='border:none;border-bottom:solid windowtext 1.5pt;padding:0pt 0pt 1.0pt 0pt'>
<p class=section1 style='margin:0pt;margin-bottom:.0001pt'><font size=2
face=Arial><span style='font-size:10.0pt'><o:p> </o:p></span></font></p>
</div>
<p class=section1 style='margin:0pt;margin-bottom:.0001pt'><font size=2
face=Arial><span style='font-size:10.0pt'><o:p> </o:p></span></font></p>
<p class=section1 style='mso-margin-top-alt:0pt;margin-right:0pt;margin-bottom:
0pt;margin-left:36.0pt;margin-bottom:.0001pt'><font size=2 face=Arial><span
style='font-size:10.0pt'>From the IPCC SRND page 37:<o:p></o:p></span></font></p>
<p class=section1 style='mso-margin-top-alt:0pt;margin-right:0pt;margin-bottom:
0pt;margin-left:36.0pt;margin-bottom:.0001pt'><font size=2 face=Arial><span
style='font-size:10.0pt'><o:p> </o:p></span></font></p>
<p class=section1 style='mso-margin-top-alt:0pt;margin-right:0pt;margin-bottom:
0pt;margin-left:36.0pt;margin-bottom:.0001pt'><font size=2 face=Arial><span
style='font-size:10.0pt'>If the failed Cisco CallManager is the DCD server authenticating
the IPCC Express (the Directory Host Name defined in IPCC Express Configuration
and Repository, Directory Setup parameters), there is no IP application
redundancy because the failure of a Cisco CallManager hosting DCD is a single
point of failure for IP IPCC Express. The following behaviour can occur:<o:p></o:p></span></font></p>
<p class=section1 style='mso-margin-top-alt:0pt;margin-right:0pt;margin-bottom:
0pt;margin-left:36.0pt;margin-bottom:.0001pt'><font size=2 face=Arial><span
style='font-size:10.0pt'><o:p> </o:p></span></font></p>
<p class=section1 style='mso-margin-top-alt:0pt;margin-right:0pt;margin-bottom:
0pt;margin-left:72.0pt;margin-bottom:.0001pt;text-indent:-18.0pt;mso-list:l0 level1 lfo4'><![if !supportLists]><font
size=2 face=Wingdings><span style='font-size:10.0pt;font-family:Wingdings'><span
style='mso-list:Ignore'>§<font size=1 face="Times New Roman"><span
style='font:7.0pt "Times New Roman"'>
</span></font></span></span></font><![endif]><font size=2><span
style='font-size:10.0pt'>LDAP authentication errors will occur in IPCC Express
Application Administration. <o:p></o:p></span></font></p>
<p class=section1 style='mso-margin-top-alt:0pt;margin-right:0pt;margin-bottom:
0pt;margin-left:72.0pt;margin-bottom:.0001pt;text-indent:-18.0pt;mso-list:l0 level1 lfo4'><![if !supportLists]><font
size=2 face=Wingdings><span style='font-size:10.0pt;font-family:Wingdings'><span
style='mso-list:Ignore'>§<font size=1 face="Times New Roman"><span
style='font:7.0pt "Times New Roman"'>
</span></font></span></span></font><![endif]><font size=2><span
style='font-size:10.0pt'>All incoming calls to the IPCC Express route point
will return reorder tone (fast busy).</span></font><font size=2
face="Times New Roman"><span style='font-size:10.0pt;font-family:"Times New Roman"'>
</span></font><font size=2><span style='font-size:10.0pt'><o:p></o:p></span></font></p>
<p class=section1 style='mso-margin-top-alt:0pt;margin-right:0pt;margin-bottom:
0pt;margin-left:72.0pt;margin-bottom:.0001pt;text-indent:-18.0pt;mso-list:l0 level1 lfo4'><![if !supportLists]><font
size=2 face=Wingdings><span style='font-size:10.0pt;font-family:Wingdings'><span
style='mso-list:Ignore'>§<font size=1 face="Times New Roman"><span
style='font:7.0pt "Times New Roman"'>
</span></font></span></span></font><![endif]><b><font size=2><span
style='font-size:10.0pt;font-weight:bold'>Agents will not be able to log in
again.</span></font></b><font size=2 face="Times New Roman"><span
style='font-size:10.0pt;font-family:"Times New Roman"'> </span></font><b><font
size=2><span style='font-size:10.0pt;font-weight:bold'><o:p></o:p></span></font></b></p>
<p class=section1 style='mso-margin-top-alt:0pt;margin-right:0pt;margin-bottom:
0pt;margin-left:54.0pt;margin-bottom:.0001pt'><font size=2 face=Arial><span
style='font-size:10.0pt'><o:p> </o:p></span></font></p>
<p class=section1 style='mso-margin-top-alt:0pt;margin-right:0pt;margin-bottom:
0pt;margin-left:36.0pt;margin-bottom:.0001pt'><font size=2 face=Arial><span
style='font-size:10.0pt'>For this reason, the subscriber server should be
configured as the primary CTIM and Cisco CallManager.<o:p></o:p></span></font></p>
<p class=section1 style='mso-margin-top-alt:0pt;margin-right:0pt;margin-bottom:
0pt;margin-left:36.0pt;margin-bottom:.0001pt'><font size=2 face=Arial><span
style='font-size:10.0pt'>An option for reducing the downtime is to install a
DCD on a standalone Cisco CallManager server in the cluster or on an external corporate
directory server.<o:p></o:p></span></font></p>
<div style='border:none;border-bottom:solid windowtext 1.5pt;padding:0pt 0pt 1.0pt 0pt'>
<p class=section1 style='margin:0pt;margin-bottom:.0001pt'><font size=2
face=Arial><span style='font-size:10.0pt'><o:p> </o:p></span></font></p>
</div>
<p class=section1 style='margin:0pt;margin-bottom:.0001pt'><font size=2
face=Arial><span style='font-size:10.0pt'><o:p> </o:p></span></font></p>
<p class=section1 style='margin:0pt;margin-bottom:.0001pt'><font size=2
face=Arial><span style='font-size:10.0pt'>Any help would be greatly
appreciated…<o:p></o:p></span></font></p>
<p class=section1 style='margin:0pt;margin-bottom:.0001pt'><font size=2
face=Arial><span style='font-size:10.0pt'><o:p> </o:p></span></font></p>
<p class=section1 style='margin:0pt;margin-bottom:.0001pt'><font size=2
face=Arial><span style='font-size:10.0pt'>Thanks,<o:p></o:p></span></font></p>
<p class=section1><strong><b><font size=1 face=Arial><span style='font-size:
8.0pt;font-family:Arial'>Matt Baumgartner</span></font></b></strong><b><span
style='font-weight:bold'><br>
<strong><b><font face=Arial><span style='font-family:Arial'>Senior Technical
Consultant </span></font></b></strong><br>
</span></b>Communication Services <br>
CCIE #14535 Voice<br>
<br>
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