Filter last occurrence on file


filter last occurrence containing the DHCP string
tac /var/log/syslog | grep -m 1 'DHCP'

filter 3 lines between the last occurrence containing the err or warn string
tac /var/log/syslog | egrep -m 1 -C 3 'err|warn'
-
Marcadores: , ,

Controle de acesso SSH com hosts.deny e hosts.allow

  Faça login na sua máquina Linux e abra uma janela de terminal. Primeiro, vamos negar todo o acesso ao daemon SSH. Abra o arquivo hosts.den...

Mais vistos

  • Finding Stale User and Computer Accounts
    Find Users Who Have Never Logged On Use the following PowerShell Command; Get-ADUser -Filter { LastLogonDate -notlike "*" -and En...
  • JKS and Openssl commands
    Java Keytool Command These commands allow you to generate a new Java Keytool keystore file, create a CSR, and import certificates. A...
  • How to Configure WPAD through DNS
    First you have to configure a wpad site in your IIS Open the proxypac.pac file you have previously created and save as wpad.dat. Copy wpa...