[cisco-voip] 7200VXR as Session Border Controller/CUBE

[Alex Balashov]

A Cisco VFC router is not an SBC.

chris.flav at yahoo.ca wrote:

> Hello,
> 
> We are looking to deploy a SBC for SIP subscribers and are looking at
> using a 7204VXR.  We are not needing transcoding facilities but simply
> forwarding SIP INVITES and signalling to and from a SIP gateway to
> subscriber endpoints.
> 
> The documentation regarding the setup of such a system is terse,
> therefore any pointers to related information or example configs would
> be appreciated.
> 
> I have looked at http://www.ciscosystems.com/en/US/docs/ios/voice/cube/configuration/guide/12_4t/vb_12_4t_book.html  however I am not seeing any info on the following:
> 
> - RADIUS authentication of SIP registrations?
> - different SIP gateways based on realms/fqdn?
> 
> Does anyone have the most basic snippets required to allow for:
> 
> - SIP gateway behind NAT
> =====================
> it has to be more than:
> !
> ip nat sip-sbc
>   proxy [inside.ip.address] 5060 [outside.ip.address] 5060 protocol udp
>   mode allow-flow-around
>   session-timeout 300
>   override address
> 
> - RADIUS auth ?
> 
> - REGISTER to SIP gateway (proxying?)
> 
> Do we need to use the sip-ua for this?
> 
> 
> Thanks in advance,
> 
> C. Flav
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-- 
Alex Balashov
Evariste Systems
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