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SIP Traffic in CRS-3 Carrier Grade NAT (CGN) with PAT

rfernandez
Beginner
Beginner

Hello

Does the SIP traffic through the module CGN works? We use PAT in the module.

Thank you for your comments

Rodolfo

1 ACCEPTED SOLUTION

Accepted Solutions

Nicolas Fevrier
Cisco Employee
Cisco Employee

Hi Rodolfo,

yes, SIP can be used with no issue through CGN system without the need of any particular ALG if SBC performs media-latching.

Take a look at this preso:

http://www.cisco.com/web/CA/events/pdfs/CNSF2011-IPv6-Transition-for-SPs-Chris-Metz.pdf

Kind regards,

N.

View solution in original post

2 REPLIES 2

Nicolas Fevrier
Cisco Employee
Cisco Employee

Hi Rodolfo,

yes, SIP can be used with no issue through CGN system without the need of any particular ALG if SBC performs media-latching.

Take a look at this preso:

http://www.cisco.com/web/CA/events/pdfs/CNSF2011-IPv6-Transition-for-SPs-Chris-Metz.pdf

Kind regards,

N.

Thank you, this is very useful.

Rodolfo.

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