Enterprise Processor Solutions Pin Compatible 24 Port Voice

Enterprise Processor Solutions Pin Compatible 24 Port Voice 12 Port Data/Fax/Voice 8 Port Data/Fax/Voice Network Processor 4 Port Data/Fax/Voice 1 Port Data/Fax/Voice 2 Port Data/Fax/Voice 3 Versions Offered • Full Universal • Voice/Fo. IP/Mo. IP • Voice Only Cost effective system solutions available today! Mindspeed Confidential & Proprietary 1 Mindspeed Technologies – A Conexant Business

Access Processor Roadmap # of Channels Migration roadmap for complete range of density solutions 3 g. 711 (128 ms) 3 g. 729 a 3 Modem 1998 820 g. 711 (64 ms) 210 g. 7 xx 480 g. 711 (64 ms) 150 AMR 120 g. 729 a 64 Modem/Mo. IP 80 AMR 48 Modem/Mo. IP 24 g. 711 (128 ms) 12 g. 729 a 6 g. 711 (128 ms) 12 Modem/Mo. IP 6 g. 729 a 6 Modem/Mo. IP 199 9 2000 2016 g. 711 (128 ms) 520 g. 7 xx 400 AMR 128 Modem/Mo. IP Samples Q 4 ’ 02 Production Q 2 ‘ 03 Samples Q 2 ’ 02 Production Q 4 ‘ 02 2001 2002 2003 2004 Production Date Mindspeed Confidential & Proprietary 2 Mindspeed Technologies – A Conexant Business

Complete Feature List • Voice – G. 165/G. 168 128 ms Network Echo Canceller – G. 711 -Law and A-Law – G. 723. 1 and G. 723. 1 Annex A – G. 726, G. 728* – G. 729 Annex A (Annex B*) – Patented robust jitter buffer – Vo. IP, including support for RTP and UDP frames – Vo. ATM AAL 2*, CPS, SSCS, and pre-encapsulation – Conference Bridging* • FAX – Group 3 fax modem send and receive – V. 34*, V. 17, V. 29, V. 27 ter, and V. 21 channel 2 – T. 30 protocol and Class 2 supported – T. 37 store and forward fax protocol – T. 38 real-time fax protocol (FEC *) • Cellular – CDMA Speech Codecs (TRAU functions, CDMA QCELP 13, CDMA EVRC, CDMA SMV*) – GSM Speech Codecs (TRAU functions, GSM FR, GSM EFR*, GSM AMR*) * Available in future releases Strong Vo. IP, Fo. IP and cellular transcoding offering Mindspeed Confidential & Proprietary 3 Mindspeed Technologies – A Conexant Business

Complete Feature List • Data Modem Modes – PSTN: ITU-T V. 92 (PCM-Upstream*), V. 90, K 56 flex, K 56 Plus, V. 34 (33. 6 kbps) – V. FC, V. 32 bis, V. 32, V. 22 bis, V. 22, V. 23, and V. 21; Bell 212 A and Bell 103 – Async/Sync PPP conversion – ISDN: 64/56 kbps ISDN BRI B Channel HDLC control, or data pass-through for HDLC • Error Correction and Data Compression (ECDC) – V. 42 LAPM and MNP 2 -4 error correction – V. 44, V. 42 bis and MNP 5 data compression • Other cellular and ISDN standards – PHS Internet Access Forum Standards (PIAFS) Version 2. 1* – V. 120 ISDN data & V. 110 cellular data (auto-detect) – Signaling (R 1 and R 2 Legacy and DTMF detect, generation) • Modem Over IP Solutions – Mo. IP (Modem Relay)* – Modem Passthrough * Available in future releases Most Complete Set of Data Features Supported in the Industry Mindspeed Confidential & Proprietary 4 Mindspeed Technologies – A Conexant Business

System Solution – OSI Software Stack OS running on Host PPP authentication Management, Signaling Q. 931+, MGCP Voice/Data Driver M 803 xx Packet Processing, IP and ATM Lookups Async-Sync HDLC IP AAL 2 SSCS UDP V. 42 bis T. 38 G. 723, G. 729, G. 711, etc V. 42 V. 90, V. 92, V. 34 Data mode/Mo. IP Mindspeed Confidential & Proprietary AAL 2 CPS RTP V. 27, V. 29, V. 17 PCM Fo. IP CNXT VOP API G. 165, G. 168 PCM Vo. IP VTo. A 5 Mindspeed Technologies – A Conexant Business