EX3400 Junos: 18.1R1.9 trunk port set up
Hello, I am trying to set up an EX3400 switch. I'm running: Junos: 18.1R1.9I have not worked with VLANs or switches much at all, but I'm comfortable with basic firewall support and server side...
View ArticleNTP failure on loopback filter with 18.1R3-S3.8
I upgraded a new out of the box EX2300 from version 15.1X53-D58.3 to 18.1R3-S3.8. Now the loopback filter is blocking NTP traffic. Same filter I use on EX2300/2200/4200 switches. But it only fails on...
View ArticleArchival (transfer-on-commit/interval) not working properly
I have configured archival settings using both transfer-on-commit and transfer-interval on multiple switches and it is not working properly. What happens are the config files are indeed created under...
View Articlelost poe on all interfaces due to ex4200 is requesting poe upgrade. will...
lost poe on all interfaces on one of our ex4200. poe controller message requesting poe upgrade.will resetting the poe interface bring back poe ? (disable and enable poe interface)thanksariel
View ArticleNew in JunOS - STP integration
Hi Folks, Nice to meet everyone here.We have the intention to move to QFX series for our Coreswitch which are connected to a bunch of Cisco access switches.Been reading up alot on on STPs integration...
View ArticleEX200 virtual chassis question: PFE and Device ID in the member switch
Hi everyone.In Virtual chassis on EX200 , each PFE is assigned a device ID . Is Device ID always equal to PFE ID?Example:root@SW1> show chassis hardwareHardware inventory:Item Version Part number...
View ArticleDHCP ARP inspection does not allow to register new clients on DHCP....
Hello! I have such configuration of network the Host <-> EX2300 access switch <-> EX4600 core switch <-> EX2300 web server access switch <-> DHCP-server. I wanted to apply dhcp...
View ArticleHow to measure the latency(in microseconds) of EX2300 switch?
I would like to measure the latency of EX2300 switch in microseconds. The sender transmits the UDP packet streams in 100 microseconds period. Also need to measure its tolerance. How can I measure the...
View ArticleGenerate Interface errors for testing purposes
Hi guys, I need to generate some errors on the interface for testing purposes. I have mismatched the speed on the access port but it didn't generate any errors. Can someone please share any way I can...
View ArticleJuniper firewall filter config help required
Hi I want to define a firewall filter on our Juniper Router . Can you tell me what would be the configuration for that ? . My requirment is it should allow access from Source IP address subnet is...
View ArticleDynamic FIlter Effective View
"On EX Series switches, firewall filters that you apply to interfaces enabled for 802.1X or MAC RADIUS authentication are dynamically combined with the per-user policies sent to the switch from the...
View ArticleNetwork Analytics Streaming Data collectors
I would like to analyse the network analytics streaming data from QFX and EX2300-48MP switch. What are the available tools (windows) that I can configure to collect the network analytics streaming data...
View Articlefinding port on 4300 EX
Hi All,There are multiple virtual chassises that are connected to various firewalls. My question is to how to find the actual port on the VC along with MAC or IP address.>Sh arp IP address...
View Articletraceoptions
Hi all, How to check whether or not traceoption is still running on EX switches in VC and how to verify that causes comsuming CPU and Memory? ThxErimix
View ArticleLogical unit number / sub interface
Hi, Sorry to sound absolutely green.Just started on Juniper platform and is not really used to the concept of logical unit number of the physical interface. Been seeing these below output in my switch...
View ArticleClean up configuration against actual interfaces - how to
Hi all, It seems to me that i am able to configure non-existence interfaces into the actual configuration despite having no relevant physical ports. e.g. ( i don't have a xe-1/0/1 interface at...
View ArticleVirtual-chassis auto-sw-update scenario on Master Switch in Virtual chassis
Hi everyone.Let say we have three switches VC , SW1 is the master. SW1 has following JUNOS pacakages in var/tmp...
View Articlefinding a traceoptions file that created previously on EX 4600
hi all,I am trying to find a traceoptions file that my colleague created for troubleshooting purpose. How can be found this file via Junos CLI?>file list / detail ----->didn't help! Thanks
View ArticleLAG from EX4300MP to Cisco VSS (2) Catalyst 4300X-16
Hello, Hardware and software in question:Juniper:hardware: EX4300-48MP (multigigabit)Junos ver: 18.3R1.9 Cisco:Hardware: Catalyst 4300X-16 port in virtual stack (VSS) that consists of two unitsIos ver:...
View ArticleVirtual Chassis - preprovisioned vs non-provisioned
Hi all,I am extremely new to Juniper. Please bear with me.Reading virtual chassis feature guide on configuring virtual chassisIn pre-provisioned- mastership priority cannot be defined but will be set...
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