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Chapter 4
Configuring the 6T3 Line Card
Reenable the interfaces using the no shutdown command. (See the
Step 5
section on page
Configure all additional line card interfaces as required.
Step 6
After including all of the configuration subcommands to complete your configuration, press
Step 7
Ctrl-Z—hold down the Control key while you press Z—or enter end or exit to exit configuration mode
and return to the EXEC command interpreter prompt.
Write the new configuration to NVRAM as follows
Step 8
Router# copy running-config startupup-config
[OK]
Router#
This completes the procedure for creating a basic configuration.
Table 4-4
Table 4-4
Parameter
Clock source
Cyclic redundancy check
DSU mode
DSU subrate bandwidth
Encapsulation
Far-end DSU bandwidth
Framing mode
Idle character mode
Invert data
Keepalive
Loopback mode
Maximum transmission
unit
Payload scrambling
Remote requests
Transmitter delay
Cable length
OL-3449-02
4-2.)
shows the default values for the 6T3 line card serial interfaces.
6T3 Line Card Serial Interface Default Values
Configuration Command
clock source [internal | line]
crc [16 | 32]
[no] dsu mode [adtran | cisco | digital-link | kentrox|
larscom]
[no] dsu bandwidth kbps
encapsulation [hdlc | ppp]
[no] dsu remote fullrate
[no] framing [c-bit | m23]
[no] idle-character [flags | marks]
[no] invert data
[no] keepalive [seconds]
[no] loopback [local | network line | network payload
| remote | dte]
[no] mtu bytes
[no] scramble
[no] dsu remote accept
[no] transmitter-delay # of idle characters
cable length {0–450}
Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration
Configuring the Interfaces
"Shutting Down an Interface"
Default Value
line
16
cisco
44210
hdlc
subrate
c-bit
flags
No invert data
keepalive 10
no loopback
4470 bytes
no scramble
accept
0–255
50
4-5
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