Juniper (SRX) Firewall Commands

Juniper SRX Firewalls

**********************
run = used in configure mode to use operational mode commands

//Show Routes
show route brief
show route best x.x.x.x
set routing-options static route 10.2.2.0/24 next-hop 10.1.1.254
//Forwarding Table
run show route forwarding-table destination x.x.x.x/24

//TraceOptions settings
root@fw1# show security flow | display set
set security flow traceoptions file matt_trace
set security flow traceoptions file files 3
set security flow traceoptions file size 100000
set security flow traceoptions flag basic-datapath
set security flow traceoptions packet-filter f0 source-prefix 10.0.0.1/32 destination-prefix 200.1.2.3/32
set security flow traceoptions packet-filter f1 source-prefix 10.0.0.1/32 destination-prefix 200.1.2.3/32
activate security flow traceoptions
commit
monitor start matt_trace
monitor list

!! Kill the capture
monitor stop
clear log             !! Clear the log file
delete security flow traceoptions
commit
file delete

//Show Traceoptions
show security flow session source-prefix 10.124.80.42 destination-prefix 117.1.1.25
start shell

egrep ‘matched filter|(ge|fe|reth)-.*->.*|session found|create session|dst_xlate|routed|search|denied|src_xlate|outgoing phy if’ /var/log/matt_trace | sed -e ‘s/.*RT://g’ | sed -e ‘s/tcp, flag 2 syn/–TCP SYN–/g’ | sed -e ‘s/tcp, flag 12 syn ack/–TCP SYN\/ACK–/g’ | sed -e ‘s/tcp, flag 10/–TCP ACK–/g’ | sed -e ‘s/tcp, flag 4 rst/–TCP RST–/g’ | sed -e ‘s/tcp, flag 14 rst/–TCP RST\/ACK–/g’ | sed -e ‘s/tcp, flag 18/–TCP PUSH\/ACK–/g’ | sed -e ‘s/tcp, flag 11 fin/–TCP FIN\/ACK–/g’ | sed -e ‘s/tcp, flag 5/–TCP FIN\/RST–/g’ | sed -e ‘s/icmp, (0\/0)/–ICMP Echo Reply–/g’ | sed -e ‘s/icmp, (8\/0)/–ICMP Echo Request–/g’ | sed -e ‘s/icmp, (3\/0)/–ICMP Destination Unreachable–/g’ | sed -e ‘s/icmp, (11\/0)/–ICMP Time Exceeded–/g’ | awk ‘/matched/ {print “\n\t\t\t=== PACKET START ===”}; {print};’

//Show Sessions
run show security flow session destination-prefix x.x.x.x

//Match Policy
run show security match-policies from-zone zonea to-zone zoneb source-ip x.x.x.x destination-ip x.x.x.x protocol tcp source-port 1024 destination-port xx

//Check for Block Group
show security policies from-zone untrust to-zone trust | display set | grep deny

//Find Syntax for an Existing Command
show | display set | xxxxxxxxx

//VPN Troubleshooting
show security ike security-associations [index ] [detail]
show security ipsec security-associations [index ] [detail]
show security ipsec statistics [index ]

//VPN
//Set proxy ID’s for a route based tunnel
set security ipsec vpn vpn-name ike proxy-identity local 10.0.0.0/8 remote 192.168.1.0/24 service any

//Packet Capture
set security datapath-debug capture-file my-capture
set security datapath-debug capture-file format pcap
set security datapath-debug capture-file size 1m
set security datapath-debug capture-file files 5
set security datapath-debug maximum-capture-size 400
set security datapath-debug action-profile do-capture event np-ingress packet-dump
set security datapath-debug packet-filter my-filter action-profile do-capture
set security datapath-debug packet-filter my-filter source-prefix 1.2.3.4/32

//Super SRX Packet Capture Filter
egrep ‘matched filter|(ge|fe|reth ) -.*- > .*|session found|Session \(id|session id|create|dst_nat|chose interface|dst_xlate|routed|search|denied|src_xlate|dip id|outgoing phy if|route to|DEST|post’ /var/log/mchtrace | uniq | sed -e ‘s/.*RT://g’ | awk ‘/matched/ {print “\n\t\t\t=== PACKET START ===”} ; {print} ;’ | awk ‘/^$/ {print “\t\t\t=== PACKET END ===”}; {print};’ ; echo | awk ‘/^$/ {print “\t\t\t=== PACKET END ===”}; {print};’

// Policy commands

show | display set (shows policy)
set system syslog
set security log
set interfaces ge-0/0/3 gigether-options auto-negotation (redundant-parent)
set security policies from-zone xxx to-zone xxx policy policy_name match
set security zones security-zone untrust address-book address
set security nat source rule-set zone-to-zone rule rule-source-nat match source-address 10.0.0.0
set routing-instances
set applications

set security ike proposal
set security ike policy
set security ike gateway
set security ipsec proposal
set security ipsec policy
set security ipsec vpn

show|compare
commit check
commit comments ticket#2222 and-quit

set security policies from-zone dmz to-zone trust policy 12 match source-address h_10.124.0.1 destination-address h_1.2.3.4 application tcp_22
set security policies from-zone dmz to-zone trust policy 12 then permit
set security policies from-zone dmz to-zone trust policy 12 then log session-init session-close

+         match {
+             source-address h_10.124.0.1;
+             destination-address h_1.2.3.4;
+             application tcp_22;
+         }
+         then {
+             permit;
+             log {
+                 session-init;
+                 session-close;
+             }
+         }
+     }

Various:

show system uptime	Uptime
show version	Version of platform (host/model)
show chassis firmware	Firmware loaded on FPCs
show system software detail
show chassis routing-engine	CPU, Memory for Routing-Engine
show chassis fan	Speed and status of fans
show chassis environment	Temperature status of components
show chassis hardware detail	Hardware inventory (backplane)
show system core-dumps	Core-dumps
show system alarms	System alarms
show chassis alarms	Alarms for hardware and chassis
show system boot-messages	Logs from boot sequence
show log chassisd	Logs for SRX chassis (Cards)
show log messages	Recent system messages
show configuration security log	Syslog configuration
show system buffers	Utilization of memory buffers
show system virtual-memory	Virtual memory utilization
show system processes	Processes running on system
show security idp memory	IDP memory statistics
show security monitoring performance session	Session counts on each FPC