PSTN Public switched telephone network IP Internet Protocol TDM Time-division multiplexing CODEC Coder-Decoder (in this document a device used to digitize and undigitize voice signals) AVPN AT&T Virtual Private Network MIS Managed Internet Services PNT Private Network Transport Important Information THE SPECIFICATIONS AND INFORMATION REGARDING THE PRODUCTS IN THIS MANUAL ARE SUBJECT TO CHANGE WITHOUT NOTICE. ALL STATEMENTS, INFORMATION, AND RECOMMENDATIONS IN THIS MANUAL ARE BELIEVED TO BE ACCURATE BUT ARE PRESENTED WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED. USERS MUST TAKE FULL RESPONSIBILITY FOR THEIR APPLICATION OF ANY PRODUCTS. IN NO EVENT SHALL CISCO OR ITS SUPPLIERS BE LIABLE FOR ANY INDIRECT, SPECIAL, CONSEQUENTIAL, OR INCIDENTAL DAMAGES, INCLUDING, WITHOUT LIMITATION, LOST PROFITS OR LOSS OR DAMAGE TO DATA ARISING OUT OF THE USE OR INABILITY TO USE THIS MANUAL, EVEN IF CISCO OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. Corporate Headquarters European Headquarters Americas Headquarters Asia Pacific Headquarters Cisco Systems, Inc. Cisco Systems International Cisco Systems, Inc. Systems, Inc. 170 West Tasman Drive BV 170 West Tasman Capital Tower San Jose, CA 95134-1706 Haarlerbergpark San Jose, CA 168 Robinson Road USA Haarlerbergweg 13-19 USA #22-01 to #29-01 www.cisco.com 1101 CH Amsterdam www.cisco.com Singapore 068912 Tel: 408 526-4000 The Netherlands Tel: 408 526-7660 www.cisco.com 800 553-NETS (6387) www-europe.cisco.com Fax: 408 527-0883 Tel: +65 317 7777 Fax: 408 526-4100 Tel: 31 0 20 357 1000 Fax: +65 317 7799 Fax: 31 0 20 357 1100
PSTN Public switched telephone network IP Internet Protocol TDM Time-division multiplexing CODEC Coder-Decoder (in this document a device used to digitize and undigitize voice signals) AVPN AT&T Virtual Private Network MIS Managed Internet Services PNT Private Network Transport Important Information THE SPECIFICATIONS AND INFORMATION REGARDING THE PRODUCTS IN THIS MANUAL ARE SUBJECT TO CHANGE WITHOUT NOTICE. ALL STATEMENTS, INFORMATION, AND RECOMMENDATIONS IN THIS MANUAL ARE BELIEVED TO BE ACCURATE BUT ARE PRESENTED WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED. USERS MUST TAKE FULL RESPONSIBILITY FOR THEIR APPLICATION OF ANY PRODUCTS. IN NO EVENT SHALL CISCO OR ITS SUPPLIERS BE LIABLE FOR ANY INDIRECT, SPECIAL, CONSEQUENTIAL, OR INCIDENTAL DAMAGES, INCLUDING, WITHOUT LIMITATION, LOST PROFITS OR LOSS OR DAMAGE TO DATA ARISING OUT OF THE USE OR INABILITY TO USE THIS MANUAL, EVEN IF CISCO OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. Corporate Headquarters Cisco Systems, Inc. 170 West Tasman Drive San Jose, CA 95134-1706 USA www.cisco.com Tel: 408 526-4000 800 553-NETS (6387) Fax: 408 526-4100 European Headquarters Cisco Systems International BV Haarlerbergpark Haarlerbergweg 13-19 1101 CH Amsterdam The Netherlands www-europe.cisco.com Tel: 31 0 20 357 1000 Fax: 31 0 20 357 1100 Americas Headquarters Cisco Systems, Inc. 170 West Tasman San Jose, CA USA www.cisco.com Tel: 408 526-7660 Fax: 408 527-0883 Asia Pacific Headquarters Systems, Inc. Capital Tower 168 Robinson Road #22-01 to #29-01 Singapore 068912 www.cisco.com Tel: +65 317 7777 Fax: +65 317 7799