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

Sun Oct 11 15:09:17 EDT 2015

I think the automatic already handles that....

ILNOVOIPISR01(config)#network-clock synchronization participate 0/1
Slot 0 subslot 1 is already enabled for network clocking. Command Aborted.
ILNOVOIPISR01(config)#

Jonathan

On Sun, Oct 11, 2015 at 12:41 PM, Ryan Huff <ryanhuff at outlook.com> wrote:

> I'm assuming you also have *network-clock synchronization participate 0/1*
> in your configuration?
>
>
> ------------------------------
> Date: Sun, 11 Oct 2015 12:31:05 -0500
> Subject: Re: [cisco-voip] slips on NIM-8MFT-T1/E1
> From: jonvoip at gmail.com
> To: ryanhuff at outlook.com
> CC: nateccie at gmail.com; cisco-voip at puck.nether.net
>
>
> 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
>
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