EX Switch: VLAN creation and Trunk interface
Hello Experts, Please excuse me if this is a silly question! Is there any shortcut in EX switches to create muliple VLANs and also to permit all those VLANs in trunk. 1. Create VLANs from 100-5002. If...
View ArticleHow to verify MAC-Move or Enable MAC-Move logs
Hi ; we have recently deployed qfx5100 switches , in old enviroment we use to have alot of MAC moves happening .How can we make sure if its not happening in new topology , also do we need to enable any...
View Articlevlan switching with IRB - advice needed
Looking for recommended configuration for the following:Current config: 5 switches/virtual chassis. Using a single default vlan and all interfaces are configured as access, including links between...
View ArticleEX8208 Disable VC
Hi All-- I bought a used EX8208 to test some cos configurations and I'm having a hard time getting it out of VC mode, which I think may be preventing the line cards from coming up properly. It is...
View ArticleSelective Q-In-Q on QFX5100
Hi, I have QFX5100 and need selective Q-In-Q.For example, on port xe-0/0/0 and need map:- CVLAN-s 100-200 = SVLAN 25- CVLAN-s 302, 303, etc. = SVLAN 45- etc...
View ArticleSwitch Not Booting Correctly
I have an EX2300 switch that quit working after hours yesterday. It's hooked to a UPS so I don't believe any sort of restart happened. It looks as if it thinks it should be a part of a virtual chassis,...
View ArticleLAG and fail-over question.
I have question about LAG and fail-over scheme. In example i would like to configure the interface of ge-0/0/0 and ge-0/0/1 into LAG. Then I will configure into ae0. Since the ae0 will provide maximum...
View Articleex4300-48t vrrp license warning and virtual chassis issue
Hi, My company bought 2nd hand ex4300-48t switch x2 when I config vrrp and execute commit then show " waring : requires 'vrrp' license" message. 1. May I approach Juniper reseller to get the license...
View ArticleRate limiting in ex9200
Hi all,I have this multiple subnet/irb with a goal to do rate limiting 25Mbps from a combination of a subnet. This switch have a uplink trunk port with a vlan point2point, let say irb.11 . The subnet I...
View ArticleIs "Backup" role required if I only have two switches?
Hi,I only have two EX4200 series switches. By defauly, one is set to "Master", and another one is "Backup".I don't need a backup. How to configure the "Backup" to be "Line-card"?Any info is...
View Articleset virtual-chassis command is not working for me on EX4200
Hi, I'm following this doc (https://www.juniper.net/documentation/en_US/junos/topics/task/configuration/virtual-chassis-ex4200-cli.html#jd0e48) for configuring an EX4200 Virtual Chassis. But in the...
View ArticleReplace HP QinQ with Juniper EX4300 Q-in-Q
I have a HP Switch that currently have 7 SVLANS on it. Each SVLAN is mapped to a physical port(Customer). Some SVLANS are mapped to multiple physical ports. I am trying to replace the HP Switch with a...
View ArticleQFX5100 scale with EVPN+VXLAN
I'd like to understand the scale limitations on QFX5100 when using EVPN+VXLAN.From my testing i see that any MAC entry in the EVPN database is also inserted into the mac-address table. For example,...
View Articleno-auto negotiation on EX4550 Juniper switch
hi Alli need you advice on below issue. i want to limit speed on interface ge-0/1/3 to 10Mbps, but this command set interfaces ge-0/1/3 ether-options speed 10m, has no impact as i am still seing...
View Articlenonstop-upgrade on mixed VC EX4300 and EX4600
I'm hoping to understand the real world behavior of using request system software nonstop-upgrade on a mixed VC of EX4300 and EX4600 switches. For a time I know that was discouraged (or just plain...
View ArticleEx4200 SPAN error log
We have EX-4200 switches and we saw below message log on every 30 mins . Is it normal ? If it not normal , How can I prevent this message ? Apr 9 06:35:35 xxx-SW-xxx eswd[1299]: Bridge Address: add...
View ArticleJunos Fusion Ent log message
Hi All , I got log message on AD#1 & 2 and both are synced.I had opened case , but They said that They can't support 3rd party optic. Their suggestion is using juniper brand optic.Any advice why we...
View ArticleDomain-Type Bridge / Switching on MX series
Hello all, I have a question regarding the set bridge-domains <domain-name> domain-type bridge command. What does it do exactly when it is enabled on MX series routers, because to me it seems to...
View ArticleSFP ports in EX9200 Routing Engine
Hello,When I check the interface list using 'show interface terse' in a EX9204 switch, I don't see the 2 SFP ports in the RE. However, I see the ports listed from other line card in the command output....
View ArticleFailover mc-ae interface
Hello, Can anyone please tell how do failover mc-ae interface from one switch to another? root@SW-01> show interfaces mc-ae Member Link : ae2 Current State Machine's State: mcae standby state...
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