Specifications
C R O S S   C O N N E C T S
102
RAD Data Communications 2009 Catalog
DXC-100
Multiservice Access Node
DXC-100 is a scalable multiservice access node 
that enables the incremental deployment of 
voice and data networks. As the networks grow, 
up to eight DXC-100 units can be stacked to 
provide very high density grooming, 
concentration and cross connect.
Scalable platform with minimal initial 
investment
The modular, 6U-high DXC-100 is the newest 
member of the DXC family of multiservice 
access nodes. Each high density chassis 
supports 80 n x 56/64 kbps, 88 E1, 88 T1, 11 
E3, 11 T3, four STM-1, or four OC-3 links. Up to 
eight chassis can be stacked to support up to 
640 n x 56/64 kbps, 688 E1, 688 T1, 80 E3, 
80 T3, 32 STM-1, or eight OC-3 lines, for a 
powerful, central site solution. (See the system 
capacity table on page 103 for more details.) 
The scalable platform enables a carrier to deploy 
a low cost system that meets its current 
requirements and add more ports as its 
customer base grows.
Manages bandwidth for diverse voice and 
data applications
DXC-100 satisfies a wide range of broadband 
and narrowband applications for carriers, cellular 
operators, ISPs, utility companies, and 
enterprises. Applications include E1/T1 
conversion, high speed access to a carrier’s 
backbone, grooming fractional trunks into full 
trunks, maximizing data traffic payload over E3, 
T3, STM-1 or OC-3 trunks, grooming data traffic 
from different locations into a channelized 
Ethernet router, and grooming monitoring 
signals for quality of service or advanced 
services. It optimizes the SS7 network by 
consolidating n x 56/64 kbps and E1/T1 
functionality in a single, cost-effective, managed 
device. The DXC-100 can also aggregate 
Ethernet traffic from several remote sites via 
different trunks (for example, ISP or corporate 
traffic) into one stream by using the channelized 
router module. Operating as a digital cross 
connect, the DXC-100 provides 4/3/1/0 
non-blocking switching that is comparable to 
larger, more costly systems. 
Protects investment in legacy networks
The DXC-100 can connect copper-based edge 
devices and networks to a fiber-based core, and 
performs port concentration and grooming for 
protocol-based platforms. Therefore, the 
DXC-100 provides a migration path to optical 
and packet switched networks. The channelized 
router enables grooming traffic, saving the cost 
of additional equipment or ports.
•  Carrier-class 4/3/1/0 non-blocking cross  
connect
•  256 Mbps to 1.2 Gbps matrix
•  Expandable (stackable) 6U-high unit
•  Modular construction with 11 to 86 I/O 
slots
•  Services supported: n x 56/64 kbps,  
E1, T1, E3, T3 (including G.747), OC-3, 
STM-1, and channelized router
•  Built-in E1/T1 conversion, including
A-law/µ-law and signaling conversion on 
E1/T1, E3/T3 and STM-1/OC-3 interfaces
•  Supports up to 640 n x 56/64 kbps,  
688 E1/T1, 80 E3/T3, 32 STM-1/OC-3 as 
well as 80 channelized router ports
•  Service redundancy 1:n and 1:1 with 
optional protection switch (3U-high 
unit) or on main unit for STM-1 or OC-3 
modules
•  Optional 1:1 system redundancy 
Gateway Site
DXC-100
Voice switch
E1
STM-1/E3
Domestic
Network
International
Network
T1/T3/OC-3
International gateway
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