No but you can get creative with the firewall, see my article on how I handle these issues:
https://www-secure.symantec.com/connect/articles/how-utilize-sep-121-incident-response-part-5
And a few others for Incident Response:
https://www-secure.symantec.com/connect/articles/how-utilize-sep-121-incident-response-part-1
https://www-secure.symantec.com/connect/articles/how-utilize-sep-121-incident-response-part-2
https://www-secure.symantec.com/connect/articles/how-utilize-sep-121-incident-response-part-3
https://www-secure.symantec.com/connect/articles/how-utilize-sep-121-incident-response-part-4