[cisco-voip] Integrate ROLM 9751 to Cisco ISR 4331

Brian V bvanbens at gmail.com
Wed Dec 14 20:39:41 EST 2016


Network clocking has changed on the new ISR4K routers compared to the 
previous ISRG2 family.

This document outlines the new clocking commands

http://www.cisco.com/c/en/us/td/docs/routers/access/4400/feature/guide/isr4400netclock.html#pgfId-1060267




On 12/14/2016 4:06 PM, Sam Jones wrote:
> Hi all,
>
> I am working on trying to migrate some legacy ROLM PRI connections 
> from Cisco 3825 to Cisco ISR 4331.  I am trying to figure out the 
> correct configuration on the ISR.  The current configuration on the 
> 3825 looks like this:
>
> Config 3825:
> -----------------------
> voice-card 1
> !
> controller T1 1/0
>  clock source internal
>  pri-group timeslots 1-24 service mgcp
> !
> interface Serial1/0:23
>  no ip address
>  encapsulation hdlc
>  no logging event link-status
>  isdn switch-type primary-dms100
>  isdn protocol-emulate network
>  isdn incoming-voice voice
>  isdn bind-l3 ccm-manager
>  no cdp enable
> !
> -----------------------
>
> This is what I have on the ISR 4331 and some of the PRIs ran clean and 
> others had frame slips on the ROLM side.
>
> Config 4331:
> -----------------------
> voice-card 0/1
>  no watchdog
> !
> controller T1 0/1/0
>  framing esf
>  linecode b8zs
>  cablelength long 0db
>  pri-group timeslots 1-24 service mgcp
> !
> interface Serial0/1/0:23
>  encapsulation hdlc
>  isdn switch-type primary-dms100
>  isdn protocol-emulate network
>  isdn incoming-voice voice
>  isdn bind-l3 ccm-manager
>  no cdp enable
> !
> -----------------------
>
>
> *Sam Jones*
>
>
>
> _______________________________________________
> cisco-voip mailing list
> cisco-voip at puck.nether.net
> https://puck.nether.net/mailman/listinfo/cisco-voip

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