[cisco-voip] ccm behind fw settings for routıng international calls to ISP

[Jonathan Charles]

SIP or H.323?



Jonathan

On 3/23/07, gokhan senol <gokhanciscottl at yahoo.com> wrote:
>
> Hi
>
> i use ccm 4.1.3 in LAN. But also i made an aggrement with an isp so that i
> will use their backbone for international calls.
>
> CCM is behind a FW.
>
> what should i do on FW and CCM for route my international calls to the isp
>
> 1.....do  i have to use static nat for ccm or if i use PAT will it be
> enough.  They asked me whether with an ID or with an IP would i send my CCM
> calls.
>
> 2.... isp says they will use h323. So i will add  isp 's gateway  as h323
> gateway and which ports should i open from firewall.
>
>
>
>
>
>
>
> thanks every1
>
>
>
>
>
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