Voice VLAN behavior change from EX3200 to EX3400 (14.1x53-D40.8 to 18.2R3-S2.9)
I just swapped out three EX3200 running 14.1X53-D40.8 with four EX3400 running 18.2R3-S2.9 and for the most part everything went well. We did run into two phone types no longer working after the...
View ArticleUnable to boot into single-user mode on EX2200
I have bought two second hand EX2200 units, one was factory reset the other does not seem so.The instructions at the below URL state to boot into single-user mode and perform the recovery from there....
View ArticleQFX- traffic Trunk to Trunk interface not working
Hello, I got 2 QFX connected via Trunk link. One of them is connected to SRX.Topology looks like:QFX1(xe-0/0/10) -> (xe-0/0/0)QFX2(xe-0/0/7) -> (ge-0/0/0)SRXWhen I connected PC to QFX2, ping to...
View Articlemcae-mac-synchronize in QFX
could you please explaine why i used mcae-mac-synchronize in qfx when i use same ip ( irb) on both mc-lag peers and the drawbacks if i don't use this command
View Article802.1X Question
Is there a command simlar to Cisco IOS "authentication open" that can be applied to a EX4300 interface?
View ArticleQFX-3500 is not booting. Looping with the following messages.
Booting.....���������������������������������������������������������������Trying Config: CMD:0x40Available Memory on Channel0 [2048MB]Skipping clock programming - DRAM channels 0 and 2 share a...
View ArticleIGMP-Snooping EX4300-MP
We are trying to install a new Sound Mixer/AMP/Paging product, that uses mDNS and Bonjour onto a EX4300 virtual chassis. This device and a desktop are required to be on the same VLAN, in order to...
View ArticleHow to do load balancing on Juniper QFX5100-48S Layer 2 interfaces
Hi There I have bonded 4 xe interfaces of QFX5100 switch with our Server via LACP . Please see below config of physical and their respetcive aggregated interface : Physical interfaces config : set...
View ArticleCisco-like port security on EX
I know this topic has been discussed a bit, but I wasn't able to find anything that addresses my particular question. I'm wondering if there is any way to set up port security that behaves like...
View ArticlePort mirroring // RSPAN with Juniper QFX switch as a transit switch
Hello, I have to implement port mirroring, with RSPAN to collect and monitor the traffic from a cisco switch (1) to another cisco switch (2).But in between there's a Juniper QFX switch (the one I am...
View ArticleChassis Temperature readings
Has anyone automated a way to get the rolling temperature of the CPU and PSU measurement.? I would really like a graph or spreadsheet of this value, in our EX2300-48P switches. Thanks
View ArticleAccessing EX switch remotely without any credentials
Hi everybody,Is there anyway can we access EX switch over the network without username and password i.e once we connect to EX switch over ssh/telnet etc, EX switch should allow the connection without...
View ArticleEVPN-VXLAN Anycast irb with static mac design
Hi Expert I have question about EVPN-VXLAN design in QFX , I have some necessity to use anycast irb with static mac and routing at spine but not use VGA , Is this design is valid ? I've seen the...
View ArticlePassing VLAN tags on physical interface that has sub-interfaces
I have the following interface configuration on an EX4550: ae0 { description Test; vlan-tagging; aggregated-ether-options { lacp { active; periodic fast; } } unit 2007 { vlan-id 2007; family inet {...
View ArticleLAG vs LACP with Linux
Switch: EX4300 My goal is to team 2xGigE interfaces to be able to get 2Gbps peak throughput between Switch and Linux server. Configurations is straight-forward: ge-0/0/1 { ether-options { 802.3ad ae1;...
View ArticleNo fireshutdown temeperature is set ex3300
Hi!I've noticed that an ex3300 is not having any shutdown temperature set: root@juniper> show chassis temperature-thresholds Fan speed Yellow alarm Red alarm Fire Shutdown (degrees C) (degrees C)...
View ArticleHow to pull one switch out of stack?
We have a stack of three switchesMember 0, EX4500 - routing engineMember 1, EX4200 - line cardMember 2, EX4200 - backupWe want to pull the EX4500 out of the stack which means one of the EX4200s becomes...
View ArticleTCAM allocation on QFX 5110 (18.4R2.7)
Hello,I configured some port filters, and they work fine. Now I need to configure filter on lo0 (iRACL) and got message during commit: fpc0 DFWE ERROR DFW: Cannot program filter OOB-ACCESS (type IRACL)...
View ArticleQFX5100 Virtual Chassis with only one BGP License
Hello all, I am planning on stacking my two QFX5100-48S-6Q switches which will act as my core layer3 unit inside my network. I am running eBGP to my ISP and I currently only have the primary unit...
View Articleex2300 zombi state where 2 48 port switch in virtual chassis
Hi, I also got hit by ex2300 zombi state where 2 48 port switch in virtual chassis, Only power cycle reboot solved the issue I am still in Junos:...
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