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Replacement command Note ifconfig: ip addr, ip link: Address and link configuration route: ip route: Routing tables arp: ip neigh: Neighbors iptunnel: ip tunnel: Tunnels nameif, ifrename: ip link set name: Rename network interfaces ipmaddr: ip maddr: Multicast netstat: ss, ip route: Show various networking statistics brctl: bridge: Handle ...
login — Log in as a user, prompting for username and password if necessary. logname — Print the current user name. losetup — Associate a loopback device with a file, or show current file (if any) associated with a loop device. ls — List files. lsattr — List file attributes on a Linux file system.
The gecos field, or GECOS field, is a field in each record in the /etc/passwd file on Unix and similar operating systems.On UNIX, it is the 5th of 7 fields in a record. It is typically used to record general information about the account or its user(s) such as their real name and phone number.
Git does periodic repacking automatically, but manual repacking is also possible with the git gc command. [46] For data integrity, both the packfile and its index have an SHA-1 checksum [47] inside, and the file name of the packfile also contains an SHA-1 checksum. To check the integrity of a repository, run the git fsck command. [48] [49]
This option allows you to see how often each branch in your program was taken. Unconditional branches will not be shown, unless the -u option is given.-c (--branch-counts): Write branch frequencies as the number of branches taken, rather than the percentage of branches taken.-n (--no-output): Do not create the gcov output file.
Linux also features iwspy, to read the signal, noise and quality of a wireless connection. Other related tools for configuring Ethernet adapters are: ethtool, mii-tool, and mii-diag in Linux and the command dladm show-link in Solaris. The ip suite has a similar purpose and is meant to replace the deprecated ifconfig. [6]
The perf subsystem of Linux kernels from 2.6.37 up to 3.8.8 and RHEL6 kernel 2.6.32 contained a security vulnerability (CVE-2013-2094), which was exploited to gain root privileges by a local user. [ 17 ] [ 18 ] The problem was due to an incorrect type being used (32-bit int instead of 64-bit) in the event_id verification code path.
Snap is a software packaging and deployment system developed by Canonical for operating systems that use the Linux kernel and the systemd init system. The packages, called snaps, and the tool for using them, snapd, work across a range of Linux distributions [3] and allow upstream software developers to distribute their applications directly to users.