AutoCommand 20036 Especificações descarregar pdf (Página 12)

Cisco IOS Survivable Remote Site Telephony Fea ture Roadmap

Feature Roadmap

Cisco IOS Survivable Remote Site Telephony Version 3.4 System Administrator Guide

Information About New Features in Cisco SRST V3.4

Cisco SRST V3.4 introduced the new features described in the following section:

• SIP SRST, Version 3.4

SIP SRST, Version 3.4

Cisco SIP SRST Version 3.4 describes SRST functionality for Session Initiation Protocol (SIP)

networks. Cisco SIP SRST Version 3.4 provides backup to an external SIP proxy server by providing

basic registrar and back-to-back user agent (B2BUA) services. These services are used by a SIP IP phone

in the event of a WAN connection outage when the SIP phone is unable to communicate with its primary

SIP proxy.

Version 1.0 12.1(5)YD1 Support was added for 144 Cisco IP phones on the Cisco 3660 multiservice

routers.

12.1(5)YD

• Cisco SRST introduced on the Cisco 2600 series and Cisco 3600 series

multiservice routers and the Cisco IAD2420 series integrated access devices.

• Cisco IP phones able to establish a connection with an SRST router in the

event of a WAN link to Cisco CallManager failure.

• Dimming of all Cisco IP phone function keys that are not supported during

Cisco SRST operation.

• Extension-to-extension dialing.

• Direct Inward Dialing (DID).

• Direct Outward Dialing (DOD).

• Calling party ID (Caller ID/ANI) display.

• Last number redial.

• Preservation of local extension-to-extension calls when WAN link fails.

• Preservation of local extension to PSTN calls when WAN link fails.

• Preservation of calls in progress when failed WAN link is reestablished.

• Blind transfer of calls within IP network.

• Multiple lines per Cisco IP phone.

• Multiple-line appearance across telephones.

• Call hold (shared lines).

• Analog Foreign Exchange Station (FXS) and Foreign Exchange Office

(FXO) ports.

• BRI support for EuroISDN.

• PRI support for NET5 switch type.

Table 2 Cisco IOS SRST Features by Cisco IOS Release (continued)

Cisco SRST Version Cisco IOS Release Modifications

1 2 ... 7 8 9 10 11 12 13 14 15 16 17 ... 171 172

Sem comentários

AutoCommand 20036 Especificações Página 12