[cisco-voip] Translation Profile out on voice port

Anthony Holloway avholloway+cisco-voip at gmail.com
Sat Mar 21 19:06:01 EDT 2015


Right on Ahmed.  I'm always in favor of exploring how things work to gain a
better understanding, eve if it means breaking something or doing something
atypical.

For learning sake, let's break down your example step by step:

   1. Outbound Dial-Peer - The caller dialed 1000 and matched the
   destination-pattern 1...
      1. Translation Profile - There isn't one, so the number is still 1000
      2. CLID - There isn't one, so the number is still 1000
      3. Digit Strip - This is configured, by default, so the number is now
      000
      4. Prefix Digits - There isn't one, so the number is still 000
      5. Forward Digits - There isn't one, so the number is still 000
   2. Outbound Voice Port - The port command on the DP takes us to the
   right port
      1. Translation Profile - This is configured, by you, so the number is
      now 1000 (matched on /^0../ and replaced with /1\0/

Unless the CVOICE book has the order of operations wrong, I'm inclined to
think you hit a bug.  Or maybe I'm not understanding your observations of
what's happening.  Could you post actual configurations as well as debug
output for debug voice translation?



On Sat, Mar 21, 2015 at 5:40 PM Ahmed Elnagar <ahmed_elnagar at hotmail.com>
wrote:

> Yes the idea is that I am verifying the concept not a production setup.
>
>
>
> *Regards,*
>
> *Ahmed Elnagar *|* Networking Consultant *| *CCIE #24697, Voice*
>
> [image: Description: Description: Description: Description: MS Green]
>
>
>
> *From:* Anthony Holloway [mailto:avholloway+cisco-voip at gmail.com]
> *Sent:* Thursday, March 19, 2015 8:47 AM
> *To:* Ahmed Elnagar; VOIP Group
> *Cc:* ahmed ellboudy
> *Subject:* Re: [cisco-voip] Translation Profile out on voice port
>
>
>
> The order in which digit manipulation is processed on an outbound POTS
> dial peer is:
>
>    1. Outbound Dial-Peer
>
>
>    1. Translation Profile
>       2. CLID
>       3. Digit Strip
>       4. Prefix Digits
>       5. Forward Digits
>
>
>    1. Outbound Voice Port
>
>
>    1. Translation Profile
>
> Source: CVOICE
>
>
>
> You're configuration looks correct to me, so I cannot explain why it's not
> working for you.  Other than maybe a defect.  In truth, I would have just
> used the no digit-strip command on the dial-peer.  Think about the resource
> usage in your method.  You're having the router strip the one off, and then
> put it back on.  In the no digit-strip method, you simply tell the router
> to do nothing.  So, 2 tasks versus 0 tasks; which one is smarter?
>
>
>
> On Wed, Mar 18, 2015 at 4:26 PM Ahmed Elnagar <ahmed_elnagar at hotmail.com>
> wrote:
>
> Hi all;
>
>
>
> It has been a very long time since I posted to the mailing list but you
> are always the “gateway of last resort” to find an expert reply J
>
>
>
> I was testing voice translation rules on a VGW with the below setup
>
>
>
> I want someone to be able to call extensions “1XXX” from a site connected
> back to back to another site using E1 0/3/0 “H323 GW with CUCM in each
> site”…I know I could do it with a simple forward-digits all under the pots
> dial-peer in order for the router to send 1XXX in the ISDN setup insetead
> of sending XXX.
>
>
>
> I am trying to verify the concept of translation profiles but I am having
> a strange issue, for the below call the pots dial-peer is matched as an
> outgoing dial-peer but as soon as this happens the debugs shows that the
> router check if there is a tx profile on the voice port “before making the
> digit strip” and translate the number and then make a dial-peer match again
> and then go out of the voice port…is that a normal behavior? My expectation
> is that the dial-peer should be matched first then apply digit strip and at
> the exit from the E1 interface translation profile to be applied.
>
>
>
> I cannot find any document that explains this part or document this
> approach…any ideas?
>
>
>
> Below is my configuration
>
>
>
> Voice translation rule 1
>
> Rule 1 /^0../ /1\0/
>
>
>
> Voice translation profile PSTN_OUT
>
> translate called 1
>
>
>
> voice-port 0/3/0:15
>
> translation-profile outgoing PSTN_OUT
>
>
>
>
>
> dial-peer voice 1 pots
>
> destination-pattern 1…
>
> port 0/3/0:15
>
>
>
>
>
>
>
> *Regards,*
>
> *Ahmed Elnagar *|* Networking Consultant *| *CCIE #24697, Voice*
>
> [image: Description: Description: Description: Description: MS Green]
>
>
>
> _______________________________________________
> cisco-voip mailing list
> cisco-voip at puck.nether.net
> https://puck.nether.net/mailman/listinfo/cisco-voip
>
>
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