Cisco ICS-7750
The System Processing Engine (SPE) 200 is the call-processing component,
which is a CallManager server on a blade.The module has an Intel Pentium II
CPU, 512MB of RAM, a 6.4GB hard drive, as well as Windows 2000 with SQL
Server and CallManager.
The Multiservice Route Processor (MRP) 200 is a voice-and-data-capable
router that can carry voice and data traffic over an IP network and can link
small-to-medium-size remote Ethernet LANs to central-offices LANs over different
types of WAN links.The MRP utilizes the same VIC,WIC, and VWIC
modules as the 1750, 2600, and 3600 series routers.The MRP 200 has a capacity
of two T1 ports for voice, as well as one port for data.
G.711 and G.729a are the voice CODECs used to support communication
between multiple IP and analog devices within campus and WAN environments.
www.syngress.com
Figure 3.3 Cisco ICS-7750
WAN
PSTN
IP Phone
ICS-7750
IP Phone
Switch
88 Chapter 3 • AVVID Gateway Selection
These CODECs are achieved by the Packet Voice/fax DSP module (PVDM) in
the MRP.The MRP 200 has the capacity for 40-channel PVDM modules.
NOTE
Although the MRP 200 supports two T1 ports, it is limited to 24
simultaneous calls.