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genl-ctrl-list - List available kernel-side Generic Netlink families

genl-ctrl-list(8) System Manager's Manual genl-ctrl-list(8)

NAME

genl-ctrl-list - List available kernel-side Generic Netlink families

SYNOPSIS

genl-ctrl-list [-d]
 

DESCRIPTION

Queries the Generic Netlink controller in kernel and prints a list of all registered Generic Netlink families including the version of the interface that has been registered.
 

OPTIONS

-h or --help
Print help text to console and exit.
-v or --version
Print versioning information to console and exit.
-d or --details
Include additional detailed information for each Generic Netlink family that is printed.
 
The information includes:
 
hdrsize N
The size of the user specific header.
 
maxattr N
The maximum Netlink attribute identifier expected by the interface.
 
op NAME (ID) <FLAGS>
A list of available operations including their name, numeric identifier and the flags indicating the capabilities of the opertion.
 
Available flags:
admin-perm
Requires administrative privileges
 
has-doit
Command can handle request
 
has-dump
Command can handle a dump request
 
has-policy
Command enforces attribute validation policy
 
grp NAME (ID)
A list of registered multicast groups including name (if available) and identifier.
 
Example:
0x0010 nlctrl version 2

hdrsize 0 maxattr 7

op GETFAMILY (0x03) <has-doit,has-dump,has-policy>

grp notify (0x10)
 
 

EXAMPLE

$ genl-ctrl-list
0x0010 nlctrl version 2
0x0011 NLBL_MGMT version 3
0x0012 NLBL_CIPSOv4 version 3
0x0013 NLBL_UNLBL version 3
0x0014 acpi_event version 1
0x0015 thermal_event version 1
0x0016 VFS_DQUOT version 1
0x0017 TASKSTATS version 1
0x0018 NET_DM version 2
 

AUTHOR

Thomas Graf is the original author and current maintainer of libnl and libnl tools. Many people have contributed to it since.
20 April 2012 libnl