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Questions tagged [juniper]

Juniper Networks is a networking technology company headquartered in Sunnyvale, California. They design and manufacture core and edge routers, as well as switches and security devices, most of which run their custom operating system JunOS.

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MX960 port mirroring only Tx or Rx side

On Cisco routers there is an option to do port mirroring only on Rx or Tx side, by using this command: monitor session session_number source interface interface-id [, | -] [both | rx | tx] (Optional) Specify the direction of traffic to monitor.…
Nir
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Setting a routing entry with Juniper SSG 5 - LAN to LAN VPN

I have a two-parter: I set up a LAN to LAN VPN yesterday (following this juniper kb article) and it was almost working, so I found another guide and went through the process of making route entries for the static IP addresses, after that everything…
Kyle
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Juniper J4350 out of order

I have got two (2) Juniper routers J4350 that are out of order : All the interfaces are down (leds on the interfaces don't ligthen, ping dosen't respond) No output on the console port (even when booting) I've tried to reset the router (holding the…
Benjamin Baron
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How to bind an IP to a specific switch port with DHCP

I have servers connected to multiple Juniper EX4200 based virtual chassis. In order to make them hot swappable without manual reconfiguration, I would like to be able to always give the same IP, with DHCP, to servers connected to a specific switch…
Pierre
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Why is my JunOS firewall filter cutting off management access?

We've recently installed a second Internet connection so I've somewhat successfully configured policy based routing on the edge router which is a Juniper J4350 running JunOS 9.5R1.8. I followed a guide more or less exactly by example (found here:…
James Yale
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Juniper ScreenOS Windows 7 Vpn client

I'd like to configure my Juniper firewall so users can VPN from the windows built in client. Can anyone provide me with that information on how to go about configuring this? (I'm somewhat new to juniper firewalls)
Chris Kooken
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Juniper ScreenOS vlan configuration

Trying to configure my first Juniper firewall, an SSG5 (running 6.2.0r11.0), but having some trouble with the vlans. I haven't found much documentation relating to what I'm trying to do; possibly because it's not possible, or perhaps I'm just…
Demelziraptor
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What policy should can I set to allow my incoming Exchange mail to to get to my Exchange Server?

I have a juniper ssg 5 as my firewall These are a couple of things I have tried: I used the wizard to create route based vpn I've tried creating multiple policies based on the different services that seem appropriate, starting with…
Kyle
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How to change the 'internal IP address' of a Juniper SRX210H

How do I change the 'internal IP address' (Not the WAN IP) (192.168.1.1) to something else via the 'Juniper Web Device Manager'? Thanks!
Justin
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Is there a username required for Juniper telnet logins

I have a very straightforward question. Unfortunately, its so simple, that I have struggled to confirm the answer and the Juniper KB stops short of answering it when telling you how to set up telnet. I have a need to write a script for backing up…
jaynet2000
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Multiple IPs on Juniper SRX100 Untrust Port

I am having trouble getting multiple IP addresses on the untrust port. I have tried a few different methods, but can't seem to get it to work. Does anyone have a good tutorial that is not easily found or if possible can type up the steps? I don't…
Will
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Multicast NAT on Juniper router

I am trying to do source NAT on a J-series router (junos 9.2). I have two separate NAT rules setup (using security policies + source-nat interface). One is for regular unicast TCP connections and the other is for UDP multicasat. The two rules are…
John
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Cisco Catalyst 3550, ScreenOS, IOS Fundamentals, Juniper ssg5 NetScreen vlan

i have two vlans configured into a juniper netscreen (a screenOS device). I have connected a catalyst to the nic i have configured the vlans on. I need an example configuration to shoot into the cisco to be able to ping both juniper vlan addresses…
renato gallo
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Losing unicast traffic with "Input DA reject"

I have a rather complicated issue with an old Cisco 5509 Switch and a few kvm/qemu based virtual machines. First, the setup of the system looks like this: |-------------------------------------------- -------------| ||----------| …
pehrs
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which 10Gb switch has native CX4 copper ports?

networking experts please help with a recommendation for a 10Gb switch that has at least 3 native CX4 copper ports and preferably some 10GBASE-T. rack mount only! anything in CISCO? Juniper? We have bad luck with Dell powerconnect? it only has M8024…
JMS77
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