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Questions tagged [junos]

Junos Network Operating System

59 questions
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Simple Multicast Design

In order to support desktop imaging requirements I need to correct the multicast design on an existing network, but am not well versed in this subject. The diagram below gives a basic example of the topology. The Juniper EX8200 is the hub in a…
SpacemanSpiff
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Junos: find out each interface's ip

Sorry if my explanation is confusing. I need to get all the ip addresses of a Juniper Switch and Router (different models). On Cisco IOS I can get that with show ip interface brief | exclude unassigned: cisco_device>show ip interface brief |…
Megaslav
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4
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2 answers

Juniper EX3300 routing issue

The routing on my Juniper EX3300 does not seem to be working. My ISP's gateway is at xx.xx.xx.xx. And I have the following in the configuration: routing-options { static { route 0.0.0.0/0 { next-hop xx.xx.xx.xx; …
Richard Whitman
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1 answer

DOS Protection EX Series

So I've read a number of white papers from Juniper containing some DOS prevention strategies. I'm not looking to prevent any one in particular, but rather just ensure the network is as best protected as possible. But I'm not inclined to copy+paste…
choco-loo
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1 answer

configuration transfer over scp on commit not working on Juniper EX-2200 switch

I am making a series of configuration changes on Junos EX- 2200 switch.I have this router connected to another PC via an ethernet cable.The IP address of the switch is 192.168.1.1.I am able to ping from 192.168.1.1 to 192.168.1.0 and…
liv2hak
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2
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4 answers

JUNOS firewall issues

I am in the process of trying to setup a Juniper SRX240. I have been using the screenOS firewalls for sometime and having some difficulty adjusting.I haven't quickly been able to find a way to do in screenOS terms a MIP. Basically I have over 20…
geeklin
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1 answer

Disable NTP on Juniper SRX-240

I'm trying to shutdown/disable the ntp daemon running on a Juniper SRX-240 (junos 11.4), but the obvious solution is apparently not valid for this hardware/software combination.
Mads Ravn
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Cisco Sticky Mac vs Juniper Persistant-Mac

I’m trying to figure out if there is an inherent flaw in the way JUNOS handles sticky-mac addresses across their switch-ports versus how Cisco handles them. I’ll elaborate. Below, you can see that port Fa0/1 is configured for sticky-mac, and once a…
Ryan Foley
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1 answer

Using Juniper EX3300 as a router

Possible Duplicate: Using the Juniper EX3300 Switch as a router? So I have a Juniper EX3300 Switch. One of its uplink ports (ge-0/1/0) is connected to my ISP's router. ISP router's port address is xx.xx.xx.109. My switch's IP address is…
Richard Whitman
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1 answer

Using the Juniper EX3300 Switch as a router?

I have a Juniper EX3300 switch in a data center. And I have connected one of the uplink ports (ge-0/1/0) to my ISP's router. I want to configure it so that all the devices connected to ports in the same VLAN as ge-0/1/0 can access the Internet. I…
Richard Whitman
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1 answer

Configuring routing in Juniper router

I have a Juniper SRX220 (junos) router where I have configured vlan.1 and vlan.2 with IP 10.0.1.1/24 and 10.0.2.1/24. Now I want to route between these networks. How do I configure that in Junos? I can't figure that out from the manual and it does…
rdrmntn
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4 answers

Can I use Third Party Compact Flash in a Juniper M10i Router?

Juniper list price for 1GB of CF is around 100 times what I would expect to pay for a third party card. The J-Series release notes have a list of supported third party parts, but there is no equivalent list for the M-Series. J-Series Supported 3rd…
Russell Heilling
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1 answer

CISCO pix/asa Shun command equivalent on Junos

does any one knows if there is some equivalent of the shun command on Juniper Junos OS? The shun command on the ASA Firewall appliance is used to block connections from an attacking host. Packets matching the values in the command are dropped and…
Hugo Garcia
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Juniper SRX refuses to add new ip addresses to ARP (unless)

I have a juniper SRX340 running as default gateway, I have a linux server (virtual machine actually) running debian 8. juniper ip: 192.168.1.1 Debian ip: 192.168.1.101 (eth0) I would like to add more ip addresses on my Debian box, so I create a new…
Sverre
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EX4550 and EX4300 speak different dialects of JunOS 13.2X51-D35.3?

I have four EX4300-48T switches -- two in a VC, and two stand-alone -- both running JunOS 13.2X51-D35.3. I have, because I miraculously found some budget, added to these switches a pair of EX4550-32F switches in a second VC. I installed…
David Mackintosh
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