They also support ITU standards G.729 and G.711 which allow near toll-quality voice at 8kbps with G.729 enabled. Cisco Voice Manager automatically detects voice supported products, includes tools to troubleshoot network problems, and provides valuable mandatory call history information. For more details refer to Cisco Voice Manager documentation available on the web. You need both a voice network module, a voice interface card, and an IOS Plus feature set for a voice connection. Two MTBF 1,943,521 hr 1.
Cisco continues to obtain approval in countries throughout the world for off-premise connectivity.
This interface supplies ringing voltage, dial tone, and so on to the station. Ports on this interface card are color-coded gray. This is the interface a standard telephone provides. Ports on this interface card are color-coded pink. This new voice interface is popular in many European countries and some Asian, Pacific Rim, North American and South American countries.