Hi Jeff,

 

Thank you for your reply

 

In order to make things simplist, I altered the extension number configured at 
CME to be exactly like the arrived dialed string "011916745738932", so no 
translation would be required

 

Anyway, I wasn't having an incoming dial-peer as you mentioned, so I added the 
below:

 

dial-peer voice 200 voip

 incoming called-number 01191T

 session target ras

!

 

But also with no hope, the call does never reach the gateway (gateway part of 
the router), because I receive no output at all for both debug

 

!

debug voip dialpeer all

 

debug voip ccapi inout

!

 

Sir, I have been trying for few days on it with no hope :(

 

I shall appreciate any help

 

 

BR,


 


Subject: RE: [OSL | CCIE_Voice] PSTN Gatekeeper
Date: Wed, 7 Jul 2010 13:26:29 -0500
From: jeffp...@cisco.com
To: engnasse...@hotmail.com; ccie_voice@onlinestudylist.com







My apologies, I didn’t read the whole thing to see the H225 messages.  I would 
still make sure that you have the incoming dial-peer configured.  If the 
location request/confirm is sent, that would mean the GK routing is there, but 
the actual call routing isn’t.  Mainly you need to strip the tech-prefix that 
will be in front of the dialed number.  Depending on how you have the DN 
configured on the PSTN router, you may need to strip the string down further, 
but this would be based upon your specific implementation.
 
Jeff
 


From: ccie_voice-boun...@onlinestudylist.com 
[mailto:ccie_voice-boun...@onlinestudylist.com] On Behalf Of Mouhammad Nasser
Sent: Wednesday, July 07, 2010 11:09 AM
To: ipexpert
Subject: [OSL | CCIE_Voice] PSTN Gatekeeper
 
Hi Experts,
 
I am trying to configure PSTN gatekeeper to test Gatekeeper VIA routing, so I 
decided to start with a simple scenario where no VIA zone is introduced, but I 
am not able to get it working, the dialed string "011916745738932" arrives to 
PSTN gatekeeper but with no hope to match, and the phone never rings
 
 
I hope anyone can help
 
My configuration and debug are below
 
HQ router
 
gatekeeper
 zone local GK ccie.com 142.1.64.254
 zone remote BBGK cisco.com 10.1.5.5 1719
 zone prefix BBGK 011*
 no shutdown
!
++++++++++++++++++++++++++++++++++
on PSTN router it is:
 
interface GigabitEthernet0/0.5
 encapsulation dot1Q 5 native
 ip address 10.1.5.5 255.255.255.0
 h323-gateway voip interface
 h323-gateway voip id BBGK ipaddr 10.1.5.5 1719
 h323-gateway voip h323-id PSTN
 h323-gateway voip tech-prefix 1#
 h323-gateway voip bind srcaddr 10.1.5.5
!
!
gatekeeper
 zone local BBGK cisco.com 10.1.5.5
 zone remote GK ccie.com 142.1.64.254 1719
 zone prefix BBGK 011*
 gw-type-prefix 1#* default-technology
 no shutdown
!
!
the dialed string is registered to gatekeeper:
 
PSTN-RTR#sh gatekeeper endpoint
                    GATEKEEPER ENDPOINT REGISTRATION
                    ================================
CallSignalAddr  Port  RASSignalAddr   Port  Zone Name         Type    Flags 
--------------- ----- --------------- ----- ---------         ----    ----- 
10.1.5.5        1720  10.1.5.5        56645 BBGK              VOIP-GW 
    E164-ID: 011916745738932
    H323-ID: PSTN
    Voice Capacity Max.=  Avail.=  Current.= 0
Total number of active registrations = 1
 
 
the output of debug h225 asn1 is below
 
Jul  7 18:08:51.891: 
Jul  7 18:08:51.891: RAS INCOMING PDU ::=
value RasMessage ::= locationRequest : 
    {
      requestSeqNum 2054
      destinationInfo 
      {
        dialedDigits : "011916745738932"
      }
      nonStandardData 
      {
        nonStandardIdentifier h221NonStandard : 
        {
          t35CountryCode 181
          t35Extension 0
          manufacturerCode 18
        }
        data '828B9030110000EDB5EBEBA941C3070007018ECA...'H
      }
      replyAddress ipAddress : 
      {
        ip '8E0140FE'H
        port 1719
      }
      sourceInfo 
      {
        h323-ID : {"GK"}
      }
      canMapAlias TRUE
      hopCount 6
    }
 
Jul  7 18:08:51.891: H225 NONSTD INCOMING ENCODE BUFFER::= 
828B9030110000EDB5EBEBA941C3070007018ECA401D05010180833407000A01C815820A211E0034003800330044003800320044004300300030003000300030003000300032
Jul  7 18:08:51.891: 
Jul  7 18:08:51.891: H225 NONSTD INCOMING PDU ::=
value LRQnonStandardInfo ::= 
    {
      ttl 6
      nonstd-callIdentifier 
      {
        guid '00EDB5EBEBA941C3070007018ECA401D'H
      }
      gatewaySrcInfo 
      {
        e164 : "5001"
      }
      h225NonStdSrcCallSignalAddress h225NonStdIpAddress : 
      {
        ip '0A01C815'H
        port 33290
      }
      h225NonStdSrcendpointIdentifier {"483D82DC00000002"}
    }
 
Jul  7 18:08:51.895: H225 NONSTD OUTGOING PDU ::=
value LCFnonStandardInfo ::= 
    {
      termAlias 
      {
        e164 : "011916745738932",
        h323-ID : {"PSTN"}
      }
      gkID {"BBGK"}
      gateways 
      {
        {
          gwType voip : NULL
          gwAlias 
          {
            e164 : "011916745738932",
            h323-ID : {"PSTN"}
          }
          sigAddress 
          {
            ip '0A010505'H
            port 1720
          }
          resources 
          {
            maxDSPs 0
            inUseDSPs 0
            maxBChannels 0
            inUseBChannels 0
            activeCalls 0
            bandwidth 0
            inuseBandwidth 0
          }
        }
      }
    }
 
Jul  7 18:08:51.895: H225 NONSTD OUTGOING ENCODE BUFFER::= 
00020700344C49A78A6BC65403005000530054004E06004200420047004B0110020700344C49A78A6BC65403005000530054004E000A01050506B800000000000000000000
Jul  7 18:08:51.895: 
Jul  7 18:08:51.895: RAS OUTGOING PDU ::=
value RasMessage ::= locationConfirm : 
    {
      requestSeqNum 2054
      callSignalAddress ipAddress : 
      {
        ip '0A010505'H
        port 1720
      }
      rasAddress ipAddress : 
      {
        ip '0A010505'H
        port 56645
      }
      nonStandardData 
      {
        nonStandardIdentifier h221NonStandard : 
        {
          t35CountryCode 181
          t35Extension 0
          manufacturerCode 18
        }
        data '00020700344C49A78A6BC6540300500053005400...'H
      }
      destinationInfo 
      {
        dialedDigits : "011916745738932"
      }
      destinationType 
      {
        gateway 
        {
          protocol 
          {
            voice : 
            {
              supportedPrefixes 
              {
              }
            }
          }
        }
        mc FALSE
        undefinedNode FALSE
      }
    }
 
Jul  7 18:08:51.899: RAS OUTGOING ENCODE BUFFER::= 
4F0805000A01050506B8000A010505DD4540B50000124500020700344C49A78A6BC65403005000530054004E06004200420047004B0110020700344C49A78A6BC65403005000530054004E000A01050506B8000000000000000000001D40000B010700344C49A78A6BC650080880013C05010000
Jul  7 18:08:51.899: 
Jul  7 18:08:54.887: RAS INCOMING ENCODE BUFFER::= 
4A800805010700344C49A78A6BC654B500001246828B9030110000EDB5EBEBA941C3070007018ECA401D05010180833407000A01C815820A211E0034003800330044003800320044004300300030003000300030003000300032008E0140FE06B7178040070140010047004B01800105
Jul  7 18:08:54.887: 
Jul  7 18:08:54.887: RAS INCOMING PDU ::=
value RasMessage ::= locationRequest : 
    {
      requestSeqNum 2054
      destinationInfo 
      {
        dialedDigits : "011916745738932"
      }
      nonStandardData 
      {
        nonStandardIdentifier h221NonStandard : 
        {
          t35CountryCode 181
          t35Extension 0
          manufacturerCode 18
        }
        data '828B9030110000EDB5EBEBA941C3070007018ECA...'H
      }
      replyAddress ipAddress : 
      {
        ip '8E0140FE'H
        port 1719
      }
      sourceInfo 
      {
        h323-ID : {"GK"}
      }
      canMapAlias TRUE
      hopCount 6
    }
 
Jul  7 18:08:54.891: H225 NONSTD INCOMING ENCODE BUFFER::= 
828B9030110000EDB5EBEBA941C3070007018ECA401D05010180833407000A01C815820A211E0034003800330044003800320044004300300030003000300030003000300032
Jul  7 18:08:54.891: 
Jul  7 18:08:54.891: H225 NONSTD INCOMING PDU ::=
value LRQnonStandardInfo ::= 
    {
      ttl 6
      nonstd-callIdentifier 
      {
        guid '00EDB5EBEBA941C3070007018ECA401D'H
      }
      gatewaySrcInfo 
      {
        e164 : "5001"
      }
      h225NonStdSrcCallSignalAddress h225NonStdIpAddress : 
      {
        ip '0A01C815'H
        port 33290
      }
      h225NonStdSrcendpointIdentifier {"483D82DC00000002"}
    }
 
 
 



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