# cd /usr/lib/nis ls nisaddent nisclient nisopaccess nispopulate nissetup nisstat nisauthconf nisctl nisping nisserver nisshowcache nisupdkeys #./nisauthconf dh640-0 des #./nisclient -i -d acatlan.unam.mx. -h morfeo o una variante ./nisclient -i -d -a 132.248.180.106 ./nisclient -i -h morfeo -d acatlan.unam.mx. ---DESPUES MODIFICAMOS PARA QUE RECONOZCA ELL EXPORT DEL SERVER LAS ESTACIONES: vi /etc/vfstab agreramos # ala linea que contiene el /export/home/ despues de ella agregamos: morfeo.acatlan.unam.mx:/export/home -/export/home nfs 2 yes - Reiniciamos el server #reboot -------------------------------------------------------------------------------- modificamos /etc/nsswitch.conf se comenta linea # hosts: nisplus [NOTFOUND=return] files y se descomenta hosts:nisplus dns [NOTFOUND=return] files # consult /etc "files" only if nisplus is down. #hosts: nisplus [NOTFOUND=return] files ipnodes: files # Uncomment the following line and comment out the above to resolve # both IPv4 and IPv6 addresses from the ipnodes databases. Note that # IPv4 addresses are searched in all of the ipnodes databases before # searching the hosts databases. Before turning this option on, consult # the Network Administration Guide for more details on using IPv6. #ipnodes: nisplus [NOTFOUND=return] files #Uncomment the following line, and comment out the above, to use both DNS #and NIS+. You must also set up the /etc/resolv.conf file for DNS name #server lookup. See resolv.conf(4). hosts: nisplus dns [NOTFOUND=return] files services: nisplus [NOTFOUND=return] files networks: nisplus [NOTFOUND=return] files protocols: nisplus [NOTFOUND=return] files rpc: nisplus [NOTFOUND=return] files ethers: nisplus [NOTFOUND=return] files netmasks: nisplus [NOTFOUND=return] files bootparams: nisplus [NOTFOUND=return] files Reiniciamos #reboot |
SEGURIDAD EN EL KERNEL /etc/system
* For certain classes of bug exploits
set noexec_user_stack = 1
* Log attempted exploits
set noexec_user_stack_log = 1
* File Descriptor parameter set for SAP
set rlim_fd_cur=2048
set rlim_fd_max=2048
* ZFS arch cache to 128G RAM
set zfs:zfs_arc_max=4294967296