[cisco-voip] slips on NIM-8MFT-T1/E1

Jonathan Charles jonvoip at gmail.com
Sun Oct 11 13:31:05 EDT 2015 

ILNOVOIPISR01#show platform hardware subslot 0/1 module device networkclock

 primary clock 0, secondary clock 255, ntwk_clk_selected Yes,
ntwk_clk_participate Yes, current clock = 0
PLL status= 1, and cntl = 17


ILNOVOIPISR01#


ILNOVOIPISR01#show platform hardware subslot 0/2 module device networkclock

 primary clock 0, secondary clock 255, ntwk_clk_selected No,
ntwk_clk_participate Yes, current clock = 0
PLL status= 1, and cntl = 7


ILNOVOIPISR01#



Jonathan

On Sun, Oct 11, 2015 at 11:53 AM, Ryan Huff <ryanhuff at outlook.com> wrote:

> What is the output of *show platform hardware subslot 0/1 module device
> networkclock*
>
> assuming the slot/subslot of the desired line clock is on 0/1
>
> Sent from my iPad
>
> On Oct 11, 2015, at 12:42 PM, Jonathan Charles <jonvoip at gmail.com> wrote:
>
> Yeah, but I can't enable it:
>
>
> ILNOVOIPISR01(config)#network-clock participate 0
> G.781 based clock selection process is enabled Please unconfigure G.781
> based configuration before configuring network-clock participate config
> command
> ILNOVOIPISR01(config)#network-clock participate 1
> G.781 based clock selection process is enabled Please unconfigure G.781
> based configuration before configuring network-clock participate config
> command
> ILNOVOIPISR01(config)#
>
>
>
> Jonathan
>
> On Sun, Oct 11, 2015 at 8:58 AM, Ryan Huff <ryanhuff at outlook.com> wrote:
>
>> Although it appears you have it enabled, not having the *network-clock
>> participation *set correctly will render the *network-clock
>> synchronization* ineffective for the NIM with the port your trying to
>> clock source on.
>>
>>
>> http://www.cisco.com/c/en/us/support/docs/routers/4000-series-integrated-services-routers/118792-config-isr-00.html
>>
>> Sent from my iPad
>>
>> On Oct 11, 2015, at 1:18 AM, Jonathan Charles <jonvoip at gmail.com> wrote:
>>
>> I put the primary in and set the input source... still getting slips...
>>
>>
>> Jonathan
>>
>> On Sat, Oct 10, 2015 at 11:08 PM, Ryan Huff <ryanhuff at outlook.com> wrote:
>>
>>> This is how I've setup clocking on 4th gens before, and it always seems
>>> to use the line as the clock source when I have done it this way (network
>>> clock synchronization is disabled by default, so you may double check that
>>> it is enabled).
>>>
>>> Using your slot reference ...
>>>
>>> *rtr(config)# network-clock participation 0/1*
>>> *rtr(config)# network-clock synchronization automatic*
>>> *rtr(config)# **controller t1 0/1/0*
>>> *rtr(config)# clock source line primary*
>>> *rtr(config)# network-clock input-source 1 controller t1 0/1/0*
>>>
>>> I have also found this guide to be useful:
>>> http://www.cisco.com/c/en/us/td/docs/routers/access/4400/feature/guide/isr4400netclock.html#pgfId-1023586
>>>
>>> Thanks,
>>>
>>> Ryan
>>>
>>> Sent from my iPad
>>>
>>> On Oct 10, 2015, at 10:49 PM, Jonathan Charles <jonvoip at gmail.com>
>>> wrote:
>>>
>>> ILVOIPISR01(config)#network-clock input-source 1 controller T1 0/1/0
>>> % The clock source should be "line"
>>>
>>> They are all set to line... however:
>>>
>>>
>>>
>>> Why does it say internal:
>>>
>>> ILNOVOIPISR01#show network-clocks synchronization
>>> Symbols:     En - Enable, Dis - Disable, Adis - Admin Disable
>>>              NA - Not Applicable
>>>              *  - Synchronization source selected
>>>              #  - Synchronization source force selected
>>>              &  - Synchronization source manually switched
>>>
>>> Automatic selection process : Enable
>>> Equipment Clock : 2048 (EEC-Option1)
>>> Clock Mode : QL-Disable
>>> ESMC : Disabled
>>> SSM Option : 1
>>> T0 : Internal
>>> Hold-off (global) : 300 ms
>>> Wait-to-restore (global) : 300 sec
>>> Tsm Delay : 180 ms
>>> Revertive : No
>>>
>>> Nominated Interfaces
>>>
>>>  Interface            SigType     Mode/QL      Prio  QL_IN  ESMC Tx
>>>  ESMC Rx
>>> *Internal             NA          NA/Dis       251   QL-SEC    NA
>>>  NA
>>> ILNOVOIPISR01#
>>>
>>>
>>>
>>>
>>> Jonathan
>>>
>>> On Sat, Oct 10, 2015 at 9:11 PM, NateCCIE . <nateccie at gmail.com> wrote:
>>>
>>>> Cisco changed everything again.  If you remember network-clock select
>>>> with ISR G1, or the AIM-VOICE-30… When those first came out clocks were
>>>> slipping all over the place with clock source line, because that wasn’t
>>>> enough.
>>>>
>>>>
>>>>
>>>> I am sorry if I am just behind everyone else and you’ve already done
>>>> T1s on an ISR4k
>>>>
>>>>
>>>>
>>>>
>>>> http://www.cisco.com/c/en/us/support/docs/routers/4000-series-integrated-services-routers/118792-config-isr-00.html
>>>>
>>>>
>>>>
>>>> I think this is right:
>>>>
>>>>
>>>>
>>>> controller T1 0/1/0
>>>>
>>>> framing esf
>>>>
>>>> clock source line primary
>>>>
>>>> linecode b8zs
>>>>
>>>> cablelength long 0db
>>>>
>>>> pri-group timeslots 1-24
>>>>
>>>> !
>>>>
>>>> controller T1 0/1/1
>>>>
>>>> framing esf
>>>>
>>>> clock source line secondary
>>>>
>>>> linecode b8zs
>>>>
>>>> cablelength long 0db
>>>>
>>>> pri-group timeslots 1-24
>>>>
>>>>
>>>>
>>>> network-clock synchronization automatic
>>>>
>>>> network-clock input-source 1 controller T1 0/1/0
>>>>
>>>> network-clock input-source 2 controller T1 0/1/1
>>>>
>>>>
>>>> Thanks,
>>>>
>>>> -Nate
>>>>
>>>> On Sat, Oct 10, 2015 at 4:01 PM, Jonathan Charles <jonvoip at gmail.com>
>>>> wrote:
>>>>
>>>>> We have two NIM-8MFT-T1/E1s in a router for PRI termination...
>>>>>
>>>>> On one of the 8-port cards, we have 7 PRIs in the same trunk group, on
>>>>> the other, 3 PRIs in the same trunk group.
>>>>>
>>>>> We are seeing slips on all T1s.
>>>>>
>>>>> This is a Ciisco 4351.
>>>>>
>>>>> We have network-clock synchronization automatic, and I cannot find any
>>>>> better config....
>>>>>
>>>>> All T1s are configured as B8ZS, ESF, Clock Source Line...
>>>>>
>>>>>
>>>>> controller T1 0/1/0
>>>>>  framing esf
>>>>>  linecode b8zs
>>>>>  cablelength long 0db
>>>>>  pri-group timeslots 1-24
>>>>> !
>>>>>
>>>>>
>>>>> Any ideas?
>>>>>
>>>>>
>>>>>
>>>>> Jonathan
>>>>>
>>>>> _______________________________________________
>>>>> cisco-voip mailing list
>>>>> cisco-voip at puck.nether.net
>>>>> https://puck.nether.net/mailman/listinfo/cisco-voip
>>>>>
>>>>>
>>>>
>>> _______________________________________________
>>> cisco-voip mailing list
>>> cisco-voip at puck.nether.net
>>> https://puck.nether.net/mailman/listinfo/cisco-voip
>>>
>>>
>>
>
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