[cisco-voip] MoH on CME & Internal Network

[Nick Matthews]

Some common things to get multicast MoH working:  Enabling multicast routing
on any l3 points between the CME and phones, and disabling igmp snooping -
'no ip igmp snooping'.


-nick

On Thu, Oct 1, 2009 at 3:34 PM, Chris Ward (chrward) <chrward at cisco.com>wrote:

>  The fact that they quit beeping is actually a positive sign as this means
> the MOH stream is probably being allocated, just not making it to the phone.
>
>
>
> Can you give us the logical topology between the CME and the phones? Is the
> GigE 0/0 connected to the subnet that the phones are on or are there other
> hops?
>
>
>
> Also, on the “multicast moh 239.1.1.1 port 2000” command you should try to
> specify a source address of the GigE interface and see if that helps.
>
>
>
> -Chris
>
>
>
> *From:* cisco-voip-bounces at puck.nether.net [mailto:
> cisco-voip-bounces at puck.nether.net] *On Behalf Of *Kim, Hyoun S
> *Sent:* Thursday, October 01, 2009 3:30 PM
> *To:* cisco-voip at puck.nether.net
> *Subject:* [cisco-voip] MoH on CME & Internal Network
>
>
>
> I’m running CME 7.0 and have a question on MoH.
>
>
>
> I’ve successfully changed my music-on-hold for my VoIP system.  However, my
> manager has told me he wants to play the music-on-hold file for internal
> calls as well.  Previously, the phone would just beep to remind you that you
> have a call on hold (for internal calls).  For outside calls, the MoH plays
> fine.
>
>
>
> I’ve read that in order to play MoH for the internal network, you have to
> do it through multicast.  So on my router, I did the following:
>
> ----------------------
>
> ip multicast-routing
>
> !
>
> Interface GigabitEthernet0/0
>
> ip pim dense-mode (also did sparse-dense-mode)
>
> !
>
> ccm-manager music-on-hold
>
> !
>
> telephony-sevice
>
> moh On-Hold-Rev2.wav
>
> multicast moh 239.1.1.1 port 2000 (I’ve also tried 239.1.1.3, 5, etc)
>
> ----------------------
>
>
>
> Things to note:  All entries in ephone-dn have “multicast-moh” enabled.
>
>
>
> What am I missing here?  When I make the above changes, our phones quit
> “beeping” when internal calls are placed on hold.  When I remove the
> ‘multicast moh 239.1.1.1 port 2000’ line, our phones beep again internally
> when on hold.
>
>
>
> Any help would be appreciated.
>
>
>
> -Hyoun
>
>
>
>
>
> [image: 2C_CharLogo_Tag_CMYK]
>  ------------------------------
>
> *Hyoun Kim** •** *Network Administrator I – East Division
>
> 640 Broadmor Blvd *• *Suite 80 *• *Murfreesboro, TN 37129
>
> ' 615.217.6245 *• *' 859.312.6941 *•* 7 615.217.6255 *• **
> Hyoun.Kim at chartercom.com
>
>
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