From the course: Cisco CCNP Collaboration 350-801 (CLCOR) Cert Prep: 2 Cisco Unified Communications Manager and Gateways
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NTP
- [Instructor] When we were installing our Cisco Unified Communications Manager server, one of the parameters that we specified during the install process was the IP address or the name of an NTP server. And in this video, we're going to dig a little bit deeper into NTP and see how we can change that configuration that we specified during the install. And NTP is all about making sure our network devices agree on what time it is. One of my favorite sayings about time is, a main with one watch always knows what time it is. A man with two watches is never quite sure. So why specifically do our network devices need accurate time? As just a few examples, if we're looking at log information we're trying to interpret log files for troubleshooting perhaps. Having accurate timestamps will help us correlate when one event happened with another event happening. Earlier we talked about digital certificates, they have…
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Contents
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CUCM initial configuration39s
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CUCM installation20m 21s
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Enterprise and service parameters11m 24s
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CUCM and date-time groups10m 24s
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Media resource groups and lists4m 13s
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Locations4m 33s
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Regions6m 2s
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Device pools3m 14s
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Partitions and calling search spaces11m 53s
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End users3m 40s
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Collaboration protocols and services34s
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CDP and LLDP8m 35s
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DHCP9m 3s
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TFTP4m 33s
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NTP6m 5s
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Digital certificates13m 18s
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LDAP20m 46s
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DNS18m 21s
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SNMP6m 27s
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Endpoints34s
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SIP call setup8m 45s
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Manual installation of a SIP endpoint14m 41s
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Self-provisioning of a SIP endpoint9m 36s
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Bulk endpoint additions with BAT16m 47s
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Common endpoint troubleshooting issues16m 23s
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Chapter 1 summary37s
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