Re: Protecting the CME from inboud voip calls

That was the CUBE enhancement for 8.5, right nick? Do you have a link for the behavior change?

Sent from handheld

On Mar 24, 2011, at 6:18 PM, "Nick Matthews" <matthn_at_gmail.com> wrote:

> This is almost always SIP traffic. Block UDP and TCP port 5060 on your
> internet port and you won't have problems. While you're at it you should
> block TCP 1720 (H.323) as well, although it's a much less used toll fraud
> mechanism. They changed this behavior in 15.1(2)T where you won't accept
> incoming calls unless they are on a outgoing dial peer.
>
> -nick
>
> On Thu, Mar 24, 2011 at 4:47 PM, Adel Abushaev <adel_at_netmasterclass.net>wrote:
>
>> If u still want to have traffic (for what?) but block it in dialplan, why
>> don't u just configure corlists?
>>
>> -----Original Message-----
>> From: Amin
>> Sent: Thursday, March 24, 2011 20:11
>> To: 'George Goglidze'
>> Cc: ccielab_at_groupstudy.com
>> Subject: RE: Protecting the CME from inboud voip calls
>>
>> My CME is using FXO ports, i.e. I don't have DID, I am using PLAR, can't I
>> configure a dial-peer voice 20 voip using the incoming called-number .T,
>> then block the call.
>>
>>
>>
>>
>>
>> From: George Goglidze [mailto:goglidze_at_gmail.com]
>> Sent: Thursday, March 24, 2011 9:40 AM
>> To: Amin
>> Cc: ccielab_at_groupstudy.com
>> Subject: Re: Protecting the CME from inboud voip calls
>>
>>
>>
>> Hi,
>>
>>
>>
>> You can use access-list for that purpose... and allow connections only from
>> known hosts...
>>
>>
>>
>> Regards,
>>
>> On Fri, Mar 25, 2011 at 1:30 AM, Amin <amin_at_axizo.com> wrote:
>>
>> Hi experts,
>>
>>
>>
>> How I can protect my CME from someone configuring a VOIP dial-peer pointing
>> to my CME real IP, then my CME match inbound dial-peer 0 and route it using
>> one of my outgoing dial-peer??
>>
>>
>>
>> Regards,
>>
>> Amin
>>
>>
>> Blogs and organic groups at http://www.ccie.net
>>
>> _______________________________________________________________________
>> Subscription information may be found at:
>> http://www.groupstudy.com/list/CCIELab.html
>>
>>
>> Blogs and organic groups at http://www.ccie.net
>>
>> _______________________________________________________________________
>> Subscription information may be found at:
>> http://www.groupstudy.com/list/CCIELab.html
>>
>>
>> Blogs and organic groups at http://www.ccie.net
>>
>> _______________________________________________________________________
>> Subscription information may be found at:
>> http://www.groupstudy.com/list/CCIELab.html
>
>
> Blogs and organic groups at http://www.ccie.net
>
> _______________________________________________________________________
> Subscription information may be found at:
> http://www.groupstudy.com/list/CCIELab.html

Blogs and organic groups at http://www.ccie.net
Received on Thu Mar 24 2011 - 22:41:29 ART