[cisco-voip] LRG with H.323 GWs not hunting

Adel Abushaev adel.abushaev at gmail.com
Wed May 2 19:27:35 EDT 2012


Scratch it... I didn't read it fully. Anything interesting going on in
SDI traces? You could see the whole logic behind the routing when you
enable them.

On Wed, May 2, 2012 at 4:25 PM, Adel Abushaev <adel.abushaev at gmail.com> wrote:
> btw,it's "Unallocated number", not "Unknown number".
>
> On Wed, May 2, 2012 at 4:24 PM, Adel Abushaev <adel.abushaev at gmail.com> wrote:
>> There is a service parameter that by default is "False" to keep
>> hunting when H.323 gateway returns "Unknown number". I don't have CCM
>> with me right now, but if you search under Call Manager and "H.323"
>> you will find it.
>>
>> Adel.
>>
>> On Wed, May 2, 2012 at 1:48 PM, Khemani, Haresh <hkhemani at cppib.ca> wrote:
>>> Gateway config is pretty standard...
>>>
>>>
>>>
>>> voice service voip
>>>
>>> allow-connections h323 to h323
>>>
>>> allow-connections h323 to sip
>>>
>>> allow-connections sip to h323
>>>
>>> allow-connections sip to sip
>>>
>>> fax protocol pass-through g711ulaw
>>>
>>> h323
>>>
>>>   no h225 timeout keepalive
>>>
>>>   call preserve limit-media-detection
>>>
>>> modem passthrough nse codec g711ulaw
>>>
>>> sip
>>>
>>> !
>>>
>>> voice class codec 1
>>>
>>> codec preference 1 g711ulaw
>>>
>>> codec preference 2 g711alaw
>>>
>>> !
>>>
>>> voice class h323 1
>>>
>>>   h225 timeout tcp establish 3
>>>
>>>   h225 timeout setup 3
>>>
>>>
>>>
>>> controller T1 0/0/0
>>>
>>> cablelength long 0db
>>>
>>> pri-group timeslots 1-24
>>>
>>> description TO-PSTN
>>>
>>> !
>>>
>>> interface Loopback255
>>>
>>> ip address 10.35.255.111 255.255.255.255
>>>
>>> h323-gateway voip interface
>>>
>>> h323-gateway voip bind srcaddr 10.35.255.111
>>>
>>> !
>>>
>>> interface Serial0/0/0:23
>>>
>>> no ip address
>>>
>>> encapsulation hdlc
>>>
>>> isdn switch-type primary-dms100
>>>
>>> isdn incoming-voice voice
>>>
>>> no cdp enable
>>>
>>> !
>>>
>>> voice-port 0/0/0:23
>>>
>>> echo-cancel coverage 96
>>>
>>> bearer-cap Speech
>>>
>>> !
>>>
>>> dial-peer voice 200 voip
>>>
>>> description ** PRQPBXCCM02 **
>>>
>>> preference 1
>>>
>>> destination-pattern .T
>>>
>>> session target ipv4:10.35.69.31
>>>
>>> incoming called-number .
>>>
>>> voice-class codec 1
>>>
>>> voice-class h323 1
>>>
>>> dtmf-relay h245-alphanumeric
>>>
>>> ip qos dscp cs3 signaling
>>>
>>> no vad
>>>
>>> !
>>>
>>> dial-peer voice 201 voip
>>>
>>> description ** PRIPBXCCM03 **
>>>
>>> preference 2
>>>
>>> destination-pattern .T
>>>
>>> session target ipv4:10.78.161.31
>>>
>>> incoming called-number .
>>>
>>> voice-class codec 1
>>>
>>> voice-class h323 1
>>>
>>> dtmf-relay h245-alphanumeric
>>>
>>> ip qos dscp cs3 signaling
>>>
>>> no vad
>>>
>>> !
>>>
>>> dial-peer voice 10 pots
>>>
>>> description ** Local 10 Digits Dialing **
>>>
>>> translation-profile outgoing PSTN_OUT
>>>
>>> preference 1
>>>
>>> destination-pattern 9[2-9]..[2-9]......
>>>
>>> port 0/0/0:23
>>>
>>> forward-digits 10
>>>
>>> !
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>> ________________________________________________
>>>
>>> Haresh Khemani
>>> Voice and Network Analyst | Information Services
>>>
>>>
>>>
>>> From: ccieid1ot [mailto:ccieid1ot at gmail.com]
>>> Sent: May-02-12 3:18 PM
>>> To: Khemani, Haresh
>>> Cc: cisco-voip at puck.nether.net
>>> Subject: Re: [cisco-voip] LRG with H.323 GWs not hunting
>>>
>>>
>>>
>>> How does your config on the gateways look?
>>>
>>> On Wed, May 2, 2012 at 7:07 AM, Khemani, Haresh <hkhemani at cppib.ca> wrote:
>>>
>>> We have 2 x H.323 Gateways with a PRI connected to each. There is a Local
>>> Route Group with both H.323 Gateways in it. Route List points to this single
>>> LRG.
>>>
>>>
>>>
>>> We were doing some redundancy testing and I shut down the PRI on GW1 and
>>> outbound calls wouldn’t failover to GW2. I have the Stop Routing on
>>> Unallocated Number Flag set to disable in Service Parameters yet it wouldn’t
>>> hunt. Reset the RL, CCM service, GW no luck. Even tried RL with 2 RGs with
>>> each GW in its own RG yet does not work.
>>>
>>>
>>>
>>> CUCM version is 8.5.1.12900-7
>>>
>>>
>>>
>>> Any ideas?
>>>
>>>
>>>
>>>
>>>
>>> ________________________________________________
>>>
>>> Haresh Khemani
>>> Voice and Network Analyst | Information Services
>>>
>>>
>>>
>>>
>>> _______________________________________________
>>> cisco-voip mailing list
>>> cisco-voip at puck.nether.net
>>> https://puck.nether.net/mailman/listinfo/cisco-voip
>>>
>>>
>>>
>>>
>>> --
>>> duy
>>> CCIE #27737 Voice
>>>
>>>
>>> _______________________________________________
>>> cisco-voip mailing list
>>> cisco-voip at puck.nether.net
>>> https://puck.nether.net/mailman/listinfo/cisco-voip
>>>



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