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Cisco 6260 System Overview
1.1.2.4.3 Subtended Network Configuration with OC-3c/OC-3c NI-2 Cards
In a subtended network configuration using OC-3c/OC-3c NI-2 cards (SMF or MMF), you can subtend
up to 12 OC-3c configured chassis in a daisy chain, all connecting through one subtending host chassis
to the ATM backbone (see
The Cisco 6260 chassis can also serve as the subtending host chassis to, or as a subtended node chassis
Note
from, the Cisco 6100, Cisco 6130, Cisco 6015, or Cisco 6160 chassis.
Figure 1-5
Network
trunk
1.2 Cisco 6260 System Overview
The Cisco 6260 system consists of circuitry and connections that reside within a chassis, an enclosure
that allows modular insertion and removal of various field-replaceable units (FRUs). The Cisco 6260
system includes
•
•
•
•
See
For hardware specifications for the Cisco 6260 chassis, see the
Note
page
1.2.1 Cisco 6260 Card Compartment
The Cisco 6260 chassis contains a 32-slot card compartment holds NI-2 cards and xTU-C line cards.
Table 1-2
Cisco 6260 Hardware Installation Guide
1-10
Figure
Daisy Chain Topology for OC-3c Interfaces
Top
chassis
Cisco 6260
A card compartment with 32 slots: 30 slots for xTU-C line cards and two slots for NI-2 cards
A set of connectors that serve subscriber lines with or without POTS splitters
An I/O module
Compartments for two PEMs, two fan trays, and air filters.
Figure 1-1
for the location of the system components in the Cisco 6260 chassis.
A-2.
describes each card slot assignment for the Cisco 6260 chassis.
1-5).
1st subtended
2nd subtended
chassis
chassis
Cisco 6260
Cisco 6260
Chapter 1
Product Overview
Up to 10 more
subtended
chassis
"Cisco 6260 Chassis" section on
OL-2365-02
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