Why does RHEL7 show the error as "Error: 'dev' command 'wimax' is not valid" while executing nmcli command with Wimax option?

Solution Unverified - Updated -

Issue

  • Trying to disable in networkmanager all the radio interfaces, using nmcli.
  • From a fresh RHEL 7 install, the following state is there
rhel7~ $ nmcli radio
WIFI-HW  WIFI     WWAN-HW  WWAN
enabled  enabled  enabled  disabled
  • When the command nmcli radio all off is executed, which indicates the WWAN-HW is still enabled:
rhel7~ $ nmcli radio
WIFI-HW  WIFI      WWAN-HW  WWAN
enabled  disabled  enabled  disabled
  • Also noted that executing nmcli radio wimax off command, it fails with following error:
Usage: nmcli radio { COMMAND | help }

COMMAND := { all | wifi | wwan }

  all | wifi | wwan [ on | off ]

Error: 'radio' command 'wimax' is not valid.
  • Using following NetworkManager package version on the host:
NetworkManager-0.9.9.1-12.git20140326.4dba720.el7.x86_64

Environment

  • Red Hat Enterprise Linux (RHEL)7.0.
  • NetworkManager
  • Wimax hardware.

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