QFX5100-48T best deployment option
What is the best deplyment option for 2 * QFX5100-48T. I can see that QFX5100-48T only support leaf node . Can I configure QFX5100-48T as normal virtual chassis using QSFP+ to QSFP+ Ethernet Direct...
View ArticleLACP Question
Running EX2200 to EX4500 LAG.I have not setup any LACP, Active or Passive. My gut says put Passive on it. What is best practice.? Thanks
View ArticleQFX 5100 SFP compatability
Hi, Will QFX 5100 supports SFPP-10GE-LR SFPs - the ones usually used with MX or it works only with the QFX ones - for example QFX-SFP-10GE-LR. Also, would it accept 3rd party optics - say Cisco's?
View ArticleMAC-Based Authentication EX4300 - AD Radius Server
Hi all, I'm trying to configure MAC-Based authentication on my Juniper EX4300 switch leveraging Windows Domain Controller as the Radius Server and an object in Active Directory which contains the MAC...
View ArticleLAG loadbalancing method
Hello, I would like to know if the number the links in ae interface to have influence in load balancing traffic. For example if ae interface has two links,is the traffic 50% loadbalance for every...
View ArticleLACP EX3300 bandwidth issue
Hi, 1- Attached simple diagram2- Here is switches configuration EX_stack_serversadmin@System_VCx2_3300-Storage> show lacp interfaces Aggregated interface: ae5 LACP state: Role Exp Def...
View ArticleOver 10km connectivity query
A major project to migrate to new Datacentres within the next 12-14 months has started, as part of it there are 9 x 1Gb links which are currently under 10km to become greater than 10km in distance....
View ArticleVME interface in subnet of an existing VLAN
Hi, I'm trying to configure an OOB management interface for a VC composed of 4 EX3300's. The vme interface's IP is 192.168.129.101 while there's a "management" VLAN on the switch which is...
View Article[Q] How to get OOB on console port
We have several floors with switches in the IDF's.I would like to know what your using to get to the console port on the different ports. Assume the switch uplink is down. thanks
View ArticleJuniper MX80 - Switching Traffic Between VLANs
Hi all, First thing first, apologize for any accidentally mistake like English explaintion, incorrect community category post...etc. The attached file is the diagram of the connectivity. We have one...
View Articleex3300 STP topology changes do not displayed.
Hi, everyone,I have strange problem on juniper ex3300. It's located in ring of switches (also junipers) that are in spanning tree domain( MSTP).Few weeks ago was noticed that when topology of mstp...
View ArticleEX4200 Cannot add L3 mac address in another vlan mac table
Hi, I have one L3 vlan (say 199) and one L2 vlan (say 200) on the same switch. They are connected together with a transparent proxy acting like a hub. An ethernet cable would do the trick too.On the L2...
View ArticleLink Fail over in EX
Hi, I need soluiton for route fail over in EX 4550, 2 MPLS links (primary & backup) terminated in switch & 1 up link to firewall. If primary fails, then traffic routed to backup link. In case...
View ArticleEx3300 - How many Virtual Routers
I can find documentation on other models, but I can't seem to locate any definitive documentation that says how many virtual routers are supported on an EX3300 when combined with an EFL license?
View ArticleEX3300 RVI on Routing-instances (local routes rejected)
Hi, I tried to create routed vlan interface and placed it inside routing instance, based on my testing, from server i tried to ping my GW (Switch vlan interface) but its unreachable. I did this setup...
View ArticleRouting vlans to uplink
Hi all Sorry for this very basic question but I can't find a solutionI'm replacing old HP procurves with Juniper EX-4200 but I'm having troubles routing vlans to uplinkMy setup is very simple one vlan...
View ArticleCreate RVI on ex4300
Trying to create an RVI on ex4300 but the below option isn't present...works on my ex2200-C. user@switch# set interfaces vlan unit logical-unit-number family inet address inet-address...
View ArticleCan't Ping Internal IRB
Hello All, I'm new to Juniper and need some assistance. Current situation, we are in the process of migrating our cisco infrastructure to Juniper. Our ex4300 will serve as our core switches. After some...
View Articleqfx filters
We have a QFX5100 trying to protect it against NTP, SSH attacks, etc what ever filters we create does not seem to work. We have to block them at the routing level but its not so effective what do you...
View ArticleRadius attribute conflict
Hi everyone,First i'm not sure if this asked before, i couldn't find it in forum... Here is my stuation;I got three different switch vendor in campus which are Alcatel, Enterasys and of course Juniper...
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