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Cisco Broadband Cable Command Reference Guide
OL-1581-07
Chapter 6 Cable CPE Commands
show controllers cable-modem phs
show controllers cable-modem phs
To display the payload header suppression (PHS) configuration on the router’s cable interface, use the
show controllers cable-modem phs
command in privileged EXEC mode.
Cisco uBR905, uBR925 cable access routers, Cisco CVA122 Cable Voice Adapter
show controllers cable-modem
number
phs
[
rule-index
]
Syntax Description
Command Modes
Privileged EXEC
Command History
Usage Guidelines
This command displays the PHS parameters that are currently in use for both the upstream and
downstream. The information shown corresponds to the PHS parameters that are listed in Appendix C
of the DOCSIS 1.1 specification.
Examples
The following shows an excerpt from typical output from the
show controllers cable-modem phs
command:
Router#
show controllers cable-modem 0 phs
Upstream PHS Parameters
PHS Parameters
PHS Classifier Refer: 2
PHS Classifier ID: 1
PHS Service Flow Reference: 1
PHS Service Flow ID: 3
PHS Dynsrv Change Action: 0
PHS Fields:
PHS Index: 1
PHS Mask: 0x00 0x00 0x00 0x03 0xC0
PHS Size: 0
PHS Verification: 0
Upstream PHS Parameters
PHS Parameters
PHS Classifier Refer: 2
PHS Classifier ID: 1
PHS Service Flow Reference: 1
number
Identifies the cable interface (always
0
).
rule-index
(Optional) Displays information for a specific PHS rule index. The valid range is 1 to
255.
Release
Modification
12.2(15)CZ
This command was introduced for the Cisco uBR905 and Cisco uBR924
cable access routers, and the Cisco CVA122 Cable Voice Adapter.