Cisco 7300-6T3 - Manual (Page 13)

C H A P T E R
1-1
Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration
OL-3449-02
1
Overview
This chapter describes the 6T3 line card and contains the following sections:
• Line Card Overview, page 1-1
• Features, page 1-2
• Interoperability Guidelines for 6T3 Line Card DSUs, page 1-3
• LEDs, page 1-3
• T3 SMB Cables, page 1-4
• Management Information Base, page 1-7
• Line Card Slot Locations on the Supported Platform, page 1-7
• Identifying Interface Addresses, page 1-9
Line Card Overview
The 6T3 line card provides a full-duplex operation at T3 (45 Mbps) speed. It supports both 16- and 32-bit
cyclic redundancy checks (CRCs); the default is 16-bit CRC. You can change the default setting with
software commands.
The 6-port 6T3 line card, shown in Figure 1-1 , provides up to 24 network interfaces per Cisco 7304
router.
Figure 1-1 6T3 Line Card
TX
LNK
RX
0
66771
7300-6T3
6-PORT T3 DSU
STATUS
OIR
TX
LNK
RX
1
TX
LNK
RX
2
TX
LNK
RX
3
TX
LNK
RX
4
TX
LNK
RX
5