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(2014-08-21) List phase 1 associations: > show security ike security-associations List phase 2 associations: > show security ipsec security-associations

(2014-08-19) Detailed logging about VPN traffic: set security ike traceoptions flag all set security ipsec traceoptions flag all commit This information goes to /var/log/kmd on the srx. When you are done, you probably want to delete security ike traceoptions ...

(2023-01-19) IP address on a VLAN # show | display set | match Test set vlans Test-2500 description "Test VLAN 2500 IP Interface" set vlans Test-2500 vlan-id 2500 set vlans Test-2500 l3-interface vlan.2500

(20 August 2012) --- JUNOS 10.4R5.5 built 2011-06-14 02:01:48 UTC root@sa3-41:RE:0% cli root@sa3-41> edit Entering configuration mode [edit] root@sa3-41# set system root-authentication plain-text-password New password: Retype new password: [edit] root@sa3-41...

(2021-01-26) Problem rancid@s-reserve> request system snapshot slice alternate fpc0: -------------------------------------------------------------------------- Formatting alternate root (/dev/da0s1a)… error: Could not format alternate root Solution {master:0}...

(2014-02-21) Problem Brand new switch, can't configure because the CLI console keeps saying: error: remote side unexpectedly closed connection ...and kicking you out. Observed with many JunOS OS revs, including 11.4R7.5. Solution What is happening is that the...

Problem Return to factory defaults. Solution For JunOS 11.1 or higher: lab@EX2200> request system zeroize The switch will reboot.

(2021-10-27) Problem "cmd='ls -i /var/etc/filters/filter-define.conf'" log message generated every 30 seconds Solution Just ignore it. Source

(2022-06-19) Problem EX device is complaining about errors which boil down to it complaining about being able to read/write to its disk. The JTAC will usually ask you to do a format install of the switch before they will authorize a RMA, even though I've perso...

(2019-07-11) What is the maximum diameter of a spanning tree? By default, the maximum number of link hops two switches can be apart is 7. Can we have it bigger? Source Spanning-Tree Protocol includes several timers that control various aspects regarding how fr...

(2021-10-27) Problem I want shell on the switch. Solution > start shell sh

(2013-11-15) Problem I have a VLAN with ports defined as so: set vlans MyLAN interface ge-0/0/16.0 And then I come along and want to add other VLANs as trunked VLANs, as so: set interfaces ge-0/0/16 description "System LAN trunk" set interfaces ge-0/0/16 unit...

(2016-03-07) Quick QOS Setup for Voice This is valid for JunOS 12.3R3.4 set class-of-service classifiers dscp juniper_dscp_classifier import default set class-of-service classifiers dscp juniper_dscp_classifier forwarding-class voice loss-priority low code-poi...

(2013-04-05) On The Switch This grants all members of an appropriate group super-user level access: set system authentication-order password set system authentication-order radius set system radius-server $RADIUS-SERVER-IP secret "$SECRET" set system login use...

(25 June 2012) Problem I have an amber Alarm LED but both the web interface and the CLI alarm commands show nothing. Solution The rescue configuration might be missing. This command records the currently active configuration as the rescue configuration: user@s...

(2018-12-19) Problem Want SSH Pubkey authentication for my AD-backed administrative user. Specifically because having to have my AD password in plaintext in my home directory in order for rancid to work is stupid, security-wise. Solution set system login user ...

(7 June 2012) Problem: Jun 7 12:16:55 sa2-40.gridwayit.local eswd[940]: ESWD_ST_CTL_ERROR_IN_EFFECT: ge-0/0/19.0: storm control in effect on the port Documentation: set ethernet-switching-options storm-control interface ge-0/0/0 bandwidth 15000 which, trans...

(2017-01-25) Problem WARNING: THIS DEVICE HAS BOOTED FROM THE BACKUP JUNOS IMAGE It is possible that the primary copy of JUNOS failed to boot up properly, and so this device has booted from the backup copy. Please re-install JUNOS to recover the primary copy i...

(31 December 2012) Problem After a JunOS upgrade (in our case from 10.5R5.5 to 11.4R6.5), the switch lights its alarm light and reports a major error: Upgrade bank is empty or corrupted for FPC 0, please do standard upgrade sequence Solution Re-run the jloade...

(2015-04-16) Problem One of my FPC units in my virtual chassis is dead and I need to insert a replacement. Solution This assumes that you have a VC with sequentially numbered member-ids, meaning that the lowest-available member-id is the one you want the new F...