McDewey

© 2019 Cisco and/or its affiliates. All rights reserved. This document is Cisco Public Information. Page 5 of 13 The Cisco VG450 supports Feature Access Codes (FAC) in conjunction with Cisco Unified Communications Manager and Cisco Unified Communications Manager Express. Refer to Cisco Unified Communications Manager and Cisco Unified Communications Manager Express documentation for details. Fax and modem connectivity The Cisco VG450 supports fax machines and modems. When using fax machines, VG450 supports T.38 fax relay and fax pass-through. T.38 Fax Relay technologies allow transfer of faxes across the network with high reliability using less bandwidth than a voice call. All modems can be connected to the Cisco VG450 and will be transferred over the network using modem pass-through. Protocols supported ● SCCP ● H.323v4 ● MGCP ● SIP ● Real-Time Transport Protocol (RTP) ● Secure Real-Time Transport Protocol (SRTP) ● Trivial File Transfer Protocol (TFTP) ● HTTP server ● SNMP ● Telnet ● Dynamic Host Configuration Protocol (DHCP) ● Domain Name System (DNS) ● Call survivability - MGCP failover to an H.323 connection to the SRST router ● T.38 Fax Relay, and modem pass-through ● Support G.711, and G.729a ● RADIUS and TACACS+ for Telnet and authorization Support for high density analog voice modules on VG450 VG450 leverage new generation of high density analog voice modules to provide modular solution with flexibility to configure FXS and FXO port density.