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

[Jonathan Charles]

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
>>>
>>>
>>
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