BGP Commands
BGP Summary (IPv4 and IPv6):
show bgp summary
BGP Received routes (shows routes BEFORE filtering? Always check local routing table):
show route receive-protocol bgp <neighbor>
BGP Sent routes:
show route advertising-protocol bgp <neighbor>
Shut/unshut a BGP peer
<set|delete> protocols bgp <group> neighbor <neighbor> shutdown
Reload inbound routes
clear bgp neighbor soft-inbound <neighbor|all>
Reload outbound routes
clear bgp neighbor soft <neighbor|all>
Troubleshooting
Test a policy against the current routing table
test policy <policy> 0.0.0.0/0
Show firewall log
show log firewall [detail]
Show CPU and memory utilization
show system processes extensive
show chassis routing-engine
MX equivilant for IOS “show ip arp <ip|mac>”
show arp no-resolve | match <ip|mac>
Show interfaces “brief”
show interfaces terse
Check interface packet rates
show interfaces <interface> | match rate
Traffic flow overview
monitor interface traffic
Configuration Tips
Automatic rollback in case you blow everything up. 10 minute default. Issue another commit or rollback to stop the timer.
commit confirmed [minutes]
Quickly find those commands you ran before
show cli history | grep <pattern>
Move policy statement term (in edit mode just before term)
insert term <TermX> before term <TermY>
Check candidate config
commit check
Get rid of uncommitted changes
rollback
Commit [and exit config mode]
commit [and-quit]
Clear current command line
Ctrl-x or Ctrl-u
Detailed command reference
help <reference|apropos> [<command>]
Display config in set format
show configuration [section] | display set
Grep configuration
show configuration | <grep|match|find> "<regex>"
Load entire section of config
load merge terminal
Move around configuration levels
<up|top>
Compare candidate config to running config
show | compare
Run non-configuration command in config mode
run <command>
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