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Service Provisioning Cust. Provisioning Service Innovation Partners SCP Call Agent Call Agent Inter-Call Agent Protocol SGCP/MGCP SGCP/MGCP Connection Plane Connection Negotiation Bearer Switching Media Control: S/MGCP 1203 0993_05F9_c3 Switching Logic © 1999, Cisco Systems, Inc. Copyright © 1998, Cisco Systems, Inc. All rights reserved. Printed in USA. scr 74 37 Open Packet Telephony SIP Implementation Services Plane Service Logic IN Service Logic AAA, Address Resolution IN/AIN—CTI APIs Call Control Plane Signaling and Call Control Service Access Function Switch-Based Service Logic End to End Voice Services Call Logic OSS Billing Net.

Agenda • Market Developments • Background—Cisco’s Open Packet Telephony Architecture • Solution Updates • Closing 1203 0993_05F9_c3 © 1999, Cisco Systems, Inc. Copyright © 1998, Cisco Systems, Inc. All rights reserved. Printed in USA. scr 80 40 Open Standards Change the Model Traditional MainframesTelephony and SNA Client/Server Packet Telephony and TCP/IP • Proprietary • Public standards • Closed • Open systems • Inflexible • Flexible • Monolithic • Teams and partners • Extremely expensive • Inexpensive • Old world speed • Internet time AND… 1203 0993_05F9_c3 81 © 1999, Cisco Systems, Inc.

All rights reserved. Printed in USA. 30 fax protocol handling • Authenticate sender against AAA • Turn Fax image into TIFF file • Create MIME message with TIFF attachment • Optionally re-write to: address • Create call history record • Forward to ESMTP mail server 1203 0993_05F9_c3 61 © 1999, Cisco Systems, Inc. Messaging Server Functions Cisco AS5X00 PSTN IP Messaging Server • Least-cost routing (LCR) • Mailbox mapping Map fax number user account • Message transport (mail transport agent) • Message storage and retrieval Mail user agent interactions 1203 0993_05F9_c3 © 1999, Cisco Systems, Inc.

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Cisco - Packet Telephony Solution Update

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