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Channel: Ethernet Switching topics
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Firewall Ethernet-switching Input Not working

Hello all, I am new to the firewall settings in junos and made the following setup with the outcome the only the ICMP rule works but I have no connectivity on the other rules into the vlan. The idea...

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Dynamic vlan and port bounce

Hi,  I am currently testing 802.1x authentication. I have done the setup on an EX2300C running Junos 15.1X53-D56.  Everything look to work as expected. Our radius server, freeradius,  return proper...

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Second DHCP pool not supplying gateway or DNS to users EX3400 15.1X53

This is an issue I have encountered a couple of times now and I am yet to find a solution. When configuring the switch as a DHCP server with 2 DHCP pools, one for the Trust and one for the guest...

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Remote Port mIrroring with AE interfaces

Is there a way to configure remote port mirroring where the egress port is an Ae interface? My configuration tells me that it is not allowed but I was hoping that there is a way around it.

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Converting Cisco SAN switches to EX4300 VC

Hello, I'm looking to convert a pair of Cisco switches to an existing EX-4300 Virtual Chasis. The configs on the ciscos are identical, I thought I wouldn't have to use the trunk ports in a virtual...

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Multigigabit Switches

I'm excited to see that Juniper has finally launched new models with multi-gig support, but dissapointed to find out they currently only exist on the EX2300 and EX4300 lines. Any chance this...

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Cisco 3750 etherchannel to EX4600 LAG load balance settings

I am working to replace our cisco core switch stack (3750s) with a EX4600/4300 mixed virtual chassis.  All closets are currently cisco 3750;s which trunk back to the core.   Currently the cisco...

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EX Series vlan members and vlan-range simultaneously

Hello, dear community.Is there any way around this restriction? It is necessary to use a range and individual members on different interfaces. 12.3R12-S8.1 range_1 { vlan-range 4-75; } show interfaces...

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EX4600 and 4300 mixed VC issue on removal of EX4300?

I have just configured an EX4600 and EX4300 mixed chassis.  THere are 2 EX4600's and 1 EX4300.  I have configured the VC using the preprovisioned method of Set virtual-chassis member # serial-number...

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ICMP duplicates for traffic traversing EX2300x2 Virtual Chassi

Hi,I am seeing ICMP duplicates for traffic traversing our virtual chassi (consisting of two ex2300-48p switches).Physical diagram:Some findings:laptop connected to ge-0/0/9, vlanA = no duplicateslaptop...

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EX4200: chassisd PoE status - explanation

Hi experts, can someone pls. sheed a light on the following log messages:chassisd[1298]: PoE port name ge-0/0/2 status 1chassisd[1298]: PoE port name ge-0/0/2 status 27chassisd[1298]: PoE port name...

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EX2200 1/10G module

Hello, I am trying to bring up a combo 1/10G Intel transceiver (AFBR-709DMZ-IN2) on our EX2200 switch. Transceiver works well at Gigabit speed with other vendors switches, but here JunOS even does not...

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LLDP-MED-ByPass

Hello Community,I am stood for an issue and I dont know where it is coming from. We use Steel-Belted Radius on our dot1x where on some ports an IP-Phone and a PC connects thought the IP-Phones switch...

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Redirecting some UDP or TCP ports onto different target device (using VLANs)

We are developing equipment used to test hardware devices which communicate through network. Something like unit testing, but with hardware. For one scenario we would like to redirect some part of...

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DHCP Relay EX4600 with Routing Instances

I have a pretty straight forward network, however I am using routing-instances (set as virtual router) to route vlans through a central firewall.  As such, I need all of my data vlan clients to be able...

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EX4200-24F stuck in LC mode, formerly in a VC config

Hello all,  I have a EX4200-24F that was pulled out of a decommissioned stack running as a linecard.  Short and sweet ( with snippets below ) I cannot for the life of me get this switch back to...

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vlan-ccc l2circuit from double tagged interface to double tagged interface

Hello all, I've been doing MPLS, LDP, OSPF and BGP for a while now and have been succesfully deploying l2circuits.The version we're using is vlan-ccc encapsulated interfaces with a single VLAN tag and...

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sFlow and NetFlow impacts on juniper switch access

hi,I'm using juniperEX2200 and EX4300-BT as switch access.What happen in my devices if I deploy sFlow and netFlow on them?Does this take effect on the performance of my devices: CPU, RAM? and what are...

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BUY FAKE PASSPORT (superiorfalsodocs017@gmail.com),COUNTERFEIT...

BUY FAKE PASSPORT (superiorfalsodocs017@gmail.com),COUNTERFEIT MONEY,HOLOGRAMS,FALSE DRIVING LICENSE, FALSE ID CARD.We are a team of professionals with many years of experience in producing COUNTERFEIT...

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What version?

Can anyone identify what version of JUNOS this is? I've never seen this before. root@xxx> show version fpc0: -------------------------------------------------------------------------- Hostname: xxx...

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