terça-feira, 17 de março de 2009

Technologia SIP

http://www.cisco.com/en/US/tech/tk652/tk701/tk587/tsd_technology_support_sub-protocol_home.html

http://www.cisco.com/en/US/tech/tk1077/technologies_tech_note09186a00800b6710.shtml

http://www.cisco.com/en/US/tech/tk652/tk698/technologies_tech_note09186a0080094ae2.shtml

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