Specifications

DOCSIS 1.1 for Cisco uBR905 and Cisco uBR925 Cable Access Routers and Cisco CVA122 Cable Voice Adapters
Command Reference
91
Cisco IOS Release 12.2(15)CZ
show controllers cable-modem phs
To display the currently defined parameters for Payload Header Suppression (PHS) for the router, use
the show controllers cable-modem phs command in privileged EXEC mode.
Cisco uBR905 and 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 example shows typical output for 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: 101
PHS Service Flow Reference: 2
PHS Service Flow ID: 43
PHS Dynsrv Change Action: 0
PHS Fields: 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00
0x00 0x00 0x00 0x0a 0x14 0x73 0x21 0x00 0x00 0x00 0x00 0x00 0x00
PHS Index: 1
PHS Mask: 0x00 0x03 0xc0
PHS Classifier Size: 24
PHS Classifier Verification: 0
Downstream PHS Parameters
PHS Parameters
PHS Classifier Refer: 5
PHS Classifier ID: 99
PHS Service Flow Reference: 3
PHS Service Flow ID: 72
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 uBR925
cable access routers, and the Cisco CVA122 Cable Voice Adapter.