... 208 Practical TCP/IP and Ethernet Networking 13.6.4 Phone to phone Aplio Aplio offers a Voice over IP service by means of a small stand-alone box that inter-connects ... includes SNMP based management and configuration. It uses store and forward IP faxing based on the ITU and IETF standards, which allows fax-to-fax, fax to e-mail and e-mail to fax transmissions. ... ISDN, T1/E1 and Switched 56. ISDN, for example, provides a 64 kbps bandwidth per ‘B’ channel and several channels can be utilized simultaneously in order to obtain the required bandwidth. Modern...