QFX5110 Design Recommendation
Hi all, I am posting to seek for advices and recommendation about HA design on QFX5110. I have multiple QFX5110 across multiple data center and connected with ring topology. There are two solutions...
View ArticleMC-LAG ping issue
hello Junos I have TOR SW connected to MC-LAG ex9208 connected as simple ae trunk interface, when i ping from TOR to ex9200-A the time ping dont look good for example the time=12ms, time= 9ms, time=4ms...
View ArticleLed status on ex 9208
Hi folks, does ex9200 swtiching suppport the show chasis led command? or please any one of you could you say about how to display led status/config in ex9208 switch?
View ArticleFirewall filter delay ssh connection !!!
Hello, On Qfx5100 (13.2X51-D36.1), I have two irb L3 interfaces and i need to impliment firewall filter on one of them irb.1 - use for inside segment d.girb.2 - use for another inside segmnet My...
View ArticleQFX3500 has no ethernet-switching-options
Colleagues, hello . There is such switch :run show chassis hardware detail Hardware inventory:Item Version Part number Serial number DescriptionChassis...
View ArticleEX3300-48p - PoE works on 4 ports but not on any other port
Hi, I have a EX3300-48p switch which is in a Virtua Chassis of EX3300-48T switches. It's the only PoE switch in the VC. When I installed it, I disabled PoE on all the ports except 4 on which I...
View ArticleEX4200, bind router MAC to second IP in RVI
Hello,EX4200 VC.I need to bind router MAC to second IP address in a RVI. I have tried to set interfaces vlan unit 6 family inet address 192.168.4.1/24 arp 192.168.4.5 mac 2c:6b:f5:80:aa:01 publishbut...
View Articleex3400 setup MTU size on specific interface.
Hi all, hope you are well !!!I have an issue with ex3400 ( Junos 15.1X53-D58.3 ) where I want to setup specific MTU on an interface ge-3/0/10 which is a L2 Access port with a specific Vlan assigned to...
View ArticleInterface specifc filter for vlans
Why interface-specific doesn't work for vlans? set firewall policer 50Mbps filter-specificset firewall policer 50Mbps if-exceeding bandwidth-limit 50mset firewall policer 50Mbps if-exceeding...
View ArticleEX4300 QSFP ports and breakout cables
Hi Guys, I am trying to find out whether the QSFP ports on the back of the EX4300-24P switches support breakout cables? I can see from older posts that back in 2014-2016 that it was not...
View ArticleEX 4200 Upgrade VC Switch Stack Fail
Hello All, I have some EX4200's on our network that are all in a switch stack (anywhere from 2 to 4 switches in each stack). They are on an extremely old code (10.4R9.2) and I have been going through...
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vQFX and trunk, unable to ping irb interfaces
HI,I am unable to ping irb intrfaces on either side of the trunk. Attached is the topology and output of show commands.Note: When i configured xe-0/0/1 as routed interface and manual set macv address...
View ArticleJuniper-Huawei MPLS TE-RSVP - hello packets issue
Hello,I have a problem in my MPLS-TE RSVP-TE network between Huawei S6750/s5750 <-->Juniper MX104 <--> Huawei S6750/s5750 devices. If I remove Juniper from configuration (Huawei <-->...
View ArticleWhat kind of Juniper device can I use as a CPE?
What kind of Juniper device can I use as a CPE? I mean, a MX, EX or another?
View ArticleHow add IRB interface to SVLAN used for q-in-q
Hi All,I have three ex-2300 switches and am required to carry any traffic from customer switches from one end to the other.i have tested All-in-one QinQ set and it fulfills the requirement. i have 2...
View ArticleQFX-10002 filter on GRE issue
Hi guys! Had anyone configured firewall filters for gr-x/x/x interfaces? It didn't work when we'd tried to apply it.QFX-10002-36Q running junos version 18.2R1-S3.2.The config is pretty simple - just a...
View ArticleEX4600, Junos 14.1 or 17.3?
We have a stack of two EX4600s that form the core of our network and provided layer 2/3 services. They are currently running Junos 14.1X53-D46.7. Twice a year we upgrade to whatever version of Junos...
View ArticleEX3400 Large VC Stability
Does anyone have experience with the EX3400 in a large (5+ members) VC configuration and can comment on stability as well as speed of mgmt (commits, operational commands) vs equivalent EX4300?...
View ArticleEX4550 QinQ ethertype 0x88a8 unknown
Wondering if anyone can help, an engineer setup QinQ tunneling from one of our offices to our Data Centre over 2 10GB direct fibre lines. Both cables plug into an EX4550 Virtual Chassis at each end....
View Articledual-side mc-lag with QFX 5100
Hello I am looking for any guidelines regarding how to configure dual-side mc-lag between two pairs of QFX5100 (two mc-laged spines connected via the mc-lag to two mc-lagged leafs). I am especially...
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