October 2002
Intermediate to advanced
560 pages
12h 13m
English
Content preview from Cisco® Field Manual: Catalyst® Switch ConfigurationBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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14-3. Voice Modules
Catalyst 4000 access gateway— Performs as a WAN router, H.323 voice over IP (VoIP) gateway, and an SCCP digital signal processor (DSP) farm for Cisco CallManager. The module also supports these interfaces:
- One Gigabit Ethernet 802.1Q trunk into the switch backplane, supporting up to six VLANs
- - Two voice/WAN interface cards (VWIC)— One or two-port T1 or E1 trunks
- - One voice interface card (VIC)— Two-port Foreign Exchange Station (FXS), two-port Foreign Exchange Office (FXO), or two-port ISDN BRI/ST
- - One WAN interface card (WIC) slot— One-port 56/64 kbps DSU/CSU, two-port asynchronous/synchronous serial
Catalyst 4000 8-port RJ-21 FXS module— VoIP gateway with 8 FXS interfaces for analog phone and fax devices.
Catalyst 4224 ...
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