Juniper SRX CLI cheatsheet


Introduction

Learning Juniper SRX at the moment. This cheatsheet was a part of my learning.

About Juniper SRX

https://www.juniper.net/us/en/products-services/security/srx-series/

Cheatsheet

Help

help
<command> ?

Show

show configuration
show configuration | display set
show configurationĀ | display set | match [customer|ip|etc]

Interface/customer/VLAN

set interfaces [interface] unit [vlan] description "[Interface or customer name]"
set interfaces [interface] unit [vlan] vlan-id [vlan-id]
set interfaces [interface] unit [vlan] family inet address [Range with gateway]
set security zones security-zone [zone] interfaces [interface.vlan]

Address

set security zones security-zone [zone] address-book address [address-name] [ip/range]

Address set

set security zones security-zone [zone] address-book address-set [address-set-name] address [address-name]

NAT

set security nat static rule-set [rule-set-name] rule [rule-name] match destination-address [external-ip]
set security nat static rule-set [rule-set-name] rule [rule-name] then static-nat prefix [internal-ip]

Application

set applications application [application-name] protocol tcp
set applications application [application-name] destination-port [port]

Policy

set security policies from-zone [zone] to-zone [zone] policy [policy-name] match source-address [any|address-name]
set security policies from-zone [zone] to-zone [zone] policy [policy-name] destination-address [destination-address-name]
set security policies from-zone [zone] to-zone [zone] policy [policy-name] match application [application-name]
set security policies from-zone [zone] to-zone [zone] policy [policy-name] then permit

default-deny for new policies

edit security policies from-zone [zone] to-zone [zone]
insert policy [policy-name] before policy default-deny

Commit stuff

top # Go to top of configuration
show | compare # Show new configuration compared to old
commit check # Check if everything is ok / emulate commit
commit confirmed 5 # Commit but roll back after 5 min to test if ok
commit # Commit everything

Rollback

rollback # If show | compare is not satisfying
rollback 1 # Undo commit

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