[ntp:questions] Re: NTP, Mac OS X & Cisco 837

Richard B. Gilbert rgilbert88 at comcast.net
Wed Apr 13 15:04:50 UTC 2005


viz wrote:

>
>On 12/4/05 9:57 PM, in article LMadnaaVd-A3KsbfRVn-sA at comcast.com, "Richard
>B. Gilbert" <rgilbert88 at comcast.net> wrote:
>
>  
>
>>viz wrote:
>>
>>    
>>
>>>Description: Newbie (to NTP) wanting to set up NTP on a Mac G5, and to have
>>>it act as a broadcast server for a Cisco 837 router running SNTP. Mac ver
>>>10.3.8; NTP ver 4.1.1, Cisco 837 ver 12.3(2)XC2
>>>
>>>Problem: Cannot get my Mac to synch with Sydney located timeservers
>>>130.155.98.13 or 130.155.98.1
>>>
>>>ntptrace
>>>localhost: stratum 16, offset 0.000070, synch distance 0.08113
>>>0.0.0.0:        *Not Synchronized*
>>>
>>>Cannot get my router to lock on at all and thinking that if I can get the
>>>Mac set up properly I can get the router to synch off that. Feasible?
>>>
>>>Couple of things:
>>>
>>>- I need a basic config manual suitable for a newbie ;) (not XNTP).
>>>
>>>- Need some hints on getting the router to synch with the Mac
>>>
>>>I understand that it is difficult to get the Mac to ignore the GUI config -
>>>any work-arounds?
>>>
>>>
>>>Any takers? :)
>>>
>>>/viz
>>>
>>> 
>>>
>>>      
>>>
>>I believe I recall reading that you can configure a Cisco router to use
>>NTP by telling it "
>>enable ntp <IP address of server>
>>"
>>I have never done this myself so proceed with caution.  It may also be
>>worth noting that many people feel that routers should devote their
>>resources to routing and not to keeping time.  Again, I have never been
>>responsible for a Cisco router and done know if this is a caution based
>>on experience or simply prejudice.
>>    
>>
>
>The router quite happily will configure for sntp:
>
>Sntp server <IP>
>
>However SNTP has its limitations including I believe drift control.
>
>I am one of those anal retentive pedants who has to have every clock in the
>office/house/wrist synchronized. A psychiatrist would have a field day with
>me...! :)
>
>/viz
>
>  
>
Welcome to CA  (Chimeheads Anonymous).



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