configure factory-default [ip_address [mask]] -Restores the factory default configuration.
copy startup-config running-config – Merges the startup configuration with the running configuration.
clear configure all
copy startup-config running-config – Loads the startup configuration and discards the running configuration without requiring a reload.
clear configure configurationcommand [level2configurationcommand] – Clears all the configuration for a specified command. If you only want to clear the configuration for a specific version of the command, you can enter a value for level2configurationcommand. ( example – clear configure aaa ; clear configure aaa authentication )
clear local-host [ip_address] [all]
show local-host all
clear conn [all] [protocol {tcp | udp}] [address src_ip[-src_ip] [netmask mask]] [port src_port[-src_port]] [address dest_ip[-dest_ip] [netmask mask]] [port dest_port[-dest_port]]
show conn
clear xlate [arguments]
show vpn-sessiondb – Shows license information about VPN sessions.
show activation-key [detail] – This command shows the permanent license, active time-based licenses, and the running license, which is a combination of the permanent license and active time-based licenses. The detail keyword also shows inactive time-based licenses.
http://www.cisco.com/go/license – для зарегистрированных пользователей
http://www.cisco.com/go/license/public – для не зарегистрированных пользователей
show power inline
switchport monitor
show interface -Displays interface statistics.
show interface ip brief – Displays interface IP addresses and status.
same-security-traffic permit inter-interface – Enables interfaces on the same security level so that they can communicate inter-interface with each other.
same-security-traffic permit intra-interface – Enables communication between hosts connected to the same interface
{passwd | password} password – Changes the password.
enable password password – Changes the enable password.
hostname name – name for host
domain-name name – set domain name.
clock timezone zone [-]hours [minutes] – Sets the time zone.
clock set hh:mm:ss {month day | day month} year -Sets the date time manually.( clock set 20:54:00 april 1 2004)
show dns-hosts – Show the DNS cache, which includes dynamically learned entries from a DNS server as well as manually entered name and IP addresses using the name command.
time-range name
periodic days-of-the-week time to [days-of-the-week] time – Specifies a recurring time range.
absolute start time date [end time date] – Specifies an absolute time range.
access-list access_list_name [extended] {deny | permit}…[time-range name] – Applies the time range to an ACE.
