1 Juniper Router enters configuration mode for the first time, you must set the login password, or the commit prompts for a root-authentication password, and the login password method is set as follows:
Root#set system Root-authentication Plain-text-password
New Password: (the password here must be a combination of numbers + letters, at least 6 digits)
Retype new Password:
After the setup is complete, the root login password is set successfully.
2 in configuration mode Root#show | Compare
With the + sign representing the newly added configuration, with the-number representation delete the configuration
3 to imagine Cisco IOS like that without the C + + bracket that command line, you can
#run Show Configuration | Display set, so that the command line is displayed on a line.
4 each command line explains:
View system startup information Show Systems Boot-messages
View storage related information Show system storage
View system process information show systems processes extensive
View system startup time information show Systems uptime
View System connection information Show systems connections
CPU utilization Check Show chassis Routing-engine
MEM Utilization Check Show chassis Routing-engine
OSPF Neighbor Relationship view show OSPF neighbor
OSPF virtual-link Status View Show OSPF interface
BGP neighbor Relationship Check show BGP neighbor
HSRP Information Check Show VRRP extensive
Power status check Show chassis environment PEM
Fan status check Show chassis environment
Single Board alarm verification show chassis alarms
Single Board state check show chassis Fpc/show chassis FPC Pic-status
Single board temperature check show chassis Fpc/show chassis FPC Pic-status
Single Board firmware version information check show chassis FPC detail
Interface configuration verification Show configuration interfaces
Interface description Normative verification show interface descriptions
AAA Certification Check Show configuration system
Engine Board Redundancy Status check show configuration chassis redundancy
NTP status check show NTP associations
Telnet Secure login Configuration Check show configuration system login
Show chassis alarms/show System alarms The command is used to view alarms and software alarms that exist in the hardware, and if there is no abnormal state, the result should display no alarms currently active
Show chassis enviroment This command to see the device's operating environment, such as the temperature of the hardware, the fan is working properly, see OK that means normal
Show chassis FPC This command is used to view the operation of the FPC board, the FPC boards are online and CPU utilization CPU utillzation (normal 10%)
show OSPF Neigbhor (Logical-system All) This command is used to view the OSPF neighbor establishment status.