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Chapter 3
Cisco CMTS Show Commands
show interface cable signal-quality
To display information about the signal quality of a downstream port on a cable interface line card in a
Cisco CMTS, use the show interface cable signal-quality command in privileged EXEC mode.
Syntax Description
slot/port
slot/subslot/port
n
Command Modes
Privileged EXEC
Command History
Release
11.3 XA
Examples
The following is sample output from the show interface cable signal-quality command:
CMTS01# show interface cable 6/0 signal-quality
Cable6/0: Upstream 0 is up includes contention intervals: TRUE
Table 3-60
Table 3-60 show interface cable signal-quality Field Descriptions
Field
Cable
Upstream is up includes
contention intervals
Tip
In Cisco IOS Release 12.1(12)EC, Release 12.2(8)BC1, and later releases, you can add a timestamp to
show commands using the exec prompt timestamp command in line configuration mode.
OL-1581-08
show interface cable {slot/port | slot/subslot/port} signal-quality [n]
Identifies the cable interface and downstream port on the Cisco uBR7100 series
and Cisco uBR7200 series routers.
On the Cisco uBR7100 series router, the only valid value is 1/0. On the
Cisco uBR7200 series router, slot can range from 3 to 6, and port can be 0 or 1,
depending on the cable interface.
Identifies the cable interface on the Cisco uBR10012 router. The following are
the valid values:
•
slot = 5 to 8
subslot = 0 or 1
•
port = 0 to 4 (depending on the cable interface)
•
(Optional) Identifies a particular upstream on the selected interface.
Modification
This command was introduced.
describes the fields shown in the show interface cable signal-quality display.
Description
Interface name.
States whether this statement is true.
Cisco Broadband Cable Command Reference Guide
show interface cable signal-quality
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