I have found the following extremely useful in looking working with Juniper JUNOS after coming from a pure Cisco IOS environment:
IOS Input Command |
Juniper Command |
Expected Result |
Side Note |
|---|---|---|---|
| show run | show configuration | Show running configuration | Nothing to Note |
| show version | show version | Show version | Nothing to Note |
| show ip interface brief | show interface terse | displays the status of interfaces configured for IP |
Nothing to Note |
IOS Input Command |
Juniper Command |
Expected Result |
Side Note |
|---|---|---|---|
| show interface [intfc] | show interfaces [intfc] detail | displays the interface configuration, status and statistics. | Interfaces are formatted like ge-0/0/0 |
| show controller intfc | show interfaces intfc extensive | displays information about a physical port device | See above |
| show interface | in (proto|Desc) | show interfaces description | displays the interface configuration, status and statistics | Nothing to Note |
| show ip route | show route | displays summary information about entries in the routing table | VRF’s to R-I’s |
| show ip bgp summary | show bgp summary | displays the status of all Border Gateway Protocol (BGP) connections | Nothing to Note |
| show ip bgp net mask | show route protocol bgp prefix | will show you how that route is being advertised, look for thefirst line | Nothing to Note |
| show ip bgp net mask longer-prefixes | show route range prefix | will show you how that route is being advertised, look for the first line | Nothing to Note |
| show ip bgp regexp AS-regexp | show route aspath-regexp “AS-regexp” | displays routes matching the autonomous system (AS) path regular expression | Nothing to Note |
| show ip bgp neighbors neigh received-routes | show route receive-protocol bgp neighshow route source-gateway neigh protocol bgp | Shows whether a neighbor supports the route refresh capability | Nothing to Note |
| show ip bgp neighbor neigh advertised-routes | show route advertising-protocol bgp neigh | Shows whether a neighbor supports the route refresh capability | Nothing to Note |
| show clns neighbors | show isis adjacency | displays both ES and IS neighbors | Nothing to Note |
| show clns interface | show isis interface | shows specific information about each interface | Nothing to Note |
| show ip route isis | show isis routes | displays the current state of the the routing table | Nothing to Note |
| show isis topology | show isis spf | displays a list of all connected routers in all areas | Nothing to Note |
| show ip ospf interface | show ospf neighbor | shows neighbor ID, Priority, IP, & State if the neighbor router, dead time. | Nothing to Note |
| show ip ospf interface | show ospf interface | shows neighbor id, pri, state, dead time, address and interface | Nothing to Note |
| show ip route ospf | show ospf route | display the current state of the routing table | Nothing to Note |
| show ip ospf database | show ospf database | display list of information related to the OSPF database for a specific communication server | Nothing to Note |
| show version | show version, show system uptime | display the system hardware config., software version, and name and source of configuration files and boot images | Nothing to Note |
| show diags | show chasis hardware | displays power-on diagnostics status | Nothing to Note |
| show processes cpu | show system process | displays utilization statistics | Nothing to Note |
| show tech-support | request support info | displays the current software image, configuration, controllers, counters, stacks, interfaces, memory and buffers | Nothing to Note |
| show logging | show log messages | display the state of logging to the syslog | Nothing to Note |
| show route-map name | show policy name | displayall route-maps configured or only the one specified | Nothing to Note |
| show ip prefix-list name | show policy name | display information about a prefix list or prefix list entries | Nothing to Note |
| show ip community-list list | configure, show policy-options community name |
display routes that are permitted by BGP community list | Nothing to Note |
| show environment all | show chassis environment | displays temperature and voltage information on the console | Nothing to Note |
| ping dest | ping dest rapid (for cisco like output) ping dest (for unix like output) |
to check to see if a destination is alive | Nothing to Note |
| ping (setting source int) | ping dest bypass-routing | to check to see if a destination is alive | Nothing to Note |
| terminal monitor | monitor start messages | Change console terminal settings | Nothing to Note |
| terminal no monitor | monitor stop | Change console terminal settings | Nothing to Note |
| terminal length 0 | set cli screen-length 0 | sets the length for displaying command output | Nothing to Note |