Chapter 1
Product Overview
IP Routing and WAN Features
OL-2031-02
Table 1-1
describes the voice interface cards supported by the Catalyst 4224.
Table 1-1
Voice Interface Cards
Module
VIC-2FXS
VIC-2FXO
VIC-2FXO-EU
VIC-2BRI-S/T-TE
VWIC-1MFT-T1
VWIC-2MFT-T1
VWIC-1MFT-E1
VWIC-2MFT-E1
Additional VoIP gateway benefits include:
Private branch exchange (PBX) and PSTN connectivity
•
H.323v2 VoIP gateway functions
•
Onboard DSPs allocated to voice interfaces
•
Fax pass-through and Fax relay
•
•
Modem pass-through
The Catalyst 4224 supports the following WAN features:
Multilink Point-to-Point Protocol (MLPPP)
•
Frame relay
•
Catalyst 4224 Access Gateway Switch Software Configuration Guide
Description
Two-port FXS voice/fax interface card
Two-port FXO voice/fax interface card (North
American version)
Two-port FXO voice/fax interface card (European
version)
Two-port BRI S/T terminal equipment voice/fax
interface card (also supports data)
One-port T1/Fractional T1 Multiflex Trunk with
CSU/DSU
Dual-port T1/Fractional T1 Multiflex Trunk with
CSU/DSU
One-port E1/Fractional E1 Multiflex Trunk with DSU
Dual-port E1/Fractional E1 Multiflex Trunk with DSU
IP Routing and WAN Features
1-7