Red Hat Training

A Red Hat training course is available for Red Hat Enterprise Linux

19.4. Display Options

This section provides information about display options.

Disable Graphics

-nographic

VGA Card Emulation

-vga <type>
Supported types:
  • cirrus - Cirrus Logic GD5446 Video card.
  • std - Standard VGA card with Bochs VBE extensions.
  • qxl - Spice paravirtual card.
  • none - Disable VGA card.

VNC Display

-vnc <display>[,<option>[,<option>[,...]]]
Supported display value:
  • [<host>]:<port>
  • unix:<path>
  • share[allow-exclusive|force-shared|ignore]
  • none - Supported with no other options specified.
Supported options are:
  • to=<port>
  • reverse
  • password
  • tls
  • x509=</path/to/certificate/dir> - Supported when tls specified.
  • x509verify=</path/to/certificate/dir> - Supported when tls specified.
  • sasl
  • acl

Spice Desktop

-spice option[,option[,...]]
Supported options are:
  • port=<number>
  • addr=<addr>
  • ipv4
    ipv6
  • password=<secret>
  • disable-ticketing
  • disable-copy-paste
  • tls-port=<number>
  • x509-dir=</path/to/certificate/dir>
  • x509-key-file=<file>
    x509-key-password=<file>
    x509-cert-file=<file>
    x509-cacert-file=<file>
    x509-dh-key-file=<file>
  • tls-cipher=<list>
  • tls-channel[main|display|cursor|inputs|record|playback]
    plaintext-channel[main|display|cursor|inputs|record|playback]
  • image-compression=<compress>
  • jpeg-wan-compression=<value>
    zlib-glz-wan-compression=<value>
  • streaming-video=[off|all|filter]
  • agent-mouse=[on|off]
  • playback-compression=[on|off]
  • seamless-migratio=[on|off]