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.

learn more… | top users | synonyms

0
votes
1answer
40 views

netscreen sn25 vs cisco asa5505 speed

Current i have 2 server direct connect to 1 juniper netscreen sn25 firewall then go to internet, the intel 350 nic is setup at 100mbps (which should be able go up to 1000mbps). the problem is this ...
1
vote
0answers
18 views

Connecting to incoming VPN clients from local ip

I have a dynamic VPN set up on a SRX 220 running Junos 11.4R10.3 Clients can connect and access the protected resources, but systems on the local network can not access connected clients. ...
0
votes
1answer
19 views

Direct Link through Juniper Portal

We have a Juniper portal in front of our web applications. When we navigate to our primary URL (e.g., https://apps.ourdomain.com), everything routes properly to our primary web site. However, if we ...
-3
votes
2answers
48 views

Access to vCenter Server (in private network) from the Internet through vSphere Client [closed]

I have a vCenter server as a VM on my DPER710 in my internal network. DPE is connected to switch, switch is connected to JSRX, JSRX is connected to my ISP. My vCenter Server is installed on Windows ...
-2
votes
1answer
43 views

Dead-simple Juniper firewall hairpinning [closed]

I have a SRX100 firewall running JunOS 12.1. I have a WAN interface proxy ARPing ten or so static routable IPs. I have a LAN interface on a simple class-C subnet (we'll call it 192.168.0.x). I'm using ...
-1
votes
1answer
44 views

Translating MIB to OID and a Juniper Switch

2 chained EX 4500 I'd like to monitor using SNMP. http://kb.juniper.net/InfoCenter/index?page=content&id=KB17526 Can anyone please explain how did he translate "jnxOperatingDescr" to ...
2
votes
1answer
447 views

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.
0
votes
0answers
54 views

Flash clients are unable to connect to policy server on port 843 when hosted through a Juniper Firewall

I'm hosting a TCP based server that Flash clients connect to over an XMLSocket. This requires a policy server to run on the same server on port 843. Flash clients have no problem connecting when ...
2
votes
0answers
30 views

Juniper SSG-5 different vlans authentication

In my network infrastructur I have 2 companies right now. Every company has it own vlan. For example: Company A 192.168.100.0/24 Company B 192.168.101.0/24 I want to use a shared vlan for all ...
1
vote
2answers
38 views

LAN routing without vlan tagging?

On my old Allied Telesis router I had a single interface for internal traffic. I had multiple networks talking on this one interface. For example 192.168.2.X was vlan 1-2, and 192.168.3.X was vlan ...
2
votes
2answers
80 views

Colocation, Full Rack, Layer2/Layer3 Clarification

We are moving from several 1U servers colo'ed out across several data centers to a full rack in a nearby data center for both physical access reasons, as well as having space for expansion. We also ...
0
votes
1answer
192 views

How to connect to server with ESXi through the Internet? [closed]

I have a samll lab I can practice on. I have a Dell PowerEdge R710 with ESXi 5.5 installed on it. I have a Dell Juniper JSRX210 H and a management laptop. I also have the Internet connection (I simply ...
0
votes
1answer
105 views

Access router set up as a bridge behind another router

I have a problem my ISP is refusing to help me with, even though they put up the whole system. Specifications: There's a Thomson TG784 router through which the internet comes in to the building, ...
0
votes
1answer
130 views

Setup IPsec VPN using ASA5505 behind Juniper SSG5

I have been assigned to establish a Internet IPsecVPN connection between two sites using Cisco ASA5505 A site currently has following setup.(Same setup is expected in another site) Internet----->ADSL ...
1
vote
0answers
40 views

BOOTP on Juniper 4200 stack works one one subnet, not another

I have a Juniper Stack that connects vlans 10,11 and 50. 10 is servers, 11 is desktops and 50 management. Bootp is redirecting DHCP requests to a AD box on 10.x just fine for 50 vlan, and worked well ...
1
vote
0answers
27 views

Juniper 802.3ad Link between Switch and Router 3x link issue

We have a live 20Gbps link between our switch and router and we are trying to add another 10Gbps link to the LAG, we've changed all the settings on both end to add the third interface to the LAG yet ...
0
votes
1answer
99 views

Juniper EX3300, how to use snmp to get the mac address list?

I am a network engineer at a middle network company,now we also use the traditional network architecture. While we deploy a new IDC point,we will meet the requite about how to identify a server with ...
1
vote
1answer
536 views

Do you need to enable ALG features in order to NAT H323 traffic on a Juniper firewall?

Can you NAT H323 traffic if ALG features are disabled (ultimately disabled H323 traffic inspection capabilities), or is that feature required in order to NAT such traffic?
0
votes
3answers
87 views

Juniper VPN client hardware? [closed]

I am using Juniper Network Connect software VPN client (v7.1) to connect to my company's network. I have to present a client certificate and additionally enter username/password to connect - a painful ...
-2
votes
1answer
150 views

Is it possible to install the junipersetupclient.exe for all users instead of single, per-user? [closed]

I have lots of computers and lots of users. They all need the junipersetupclient.exe. Is it possible to install the client for all users, so they each get the ocx? Or is is per-user only? I cannot ...
1
vote
0answers
197 views

VMWare ESXi 5.0 Networking Issue

I have an issue with 2 new ESXi hosts. OS - ESXi5.0 Custom Dell ISO patched up to Build 1024429 DELL R820 with 1G network 2 ports from integrated MB NIC(Intel) connected to 2 juniper switches, one is ...
1
vote
0answers
63 views

Issue Routing along IPSEC VPN

I am struggling to get two different subnets routing along a IPSec tunnel. The tunnel is between a Vyatta (6.5) and a Juniper firewall. The tunnel was initially created to route between a subnet in ...
0
votes
1answer
47 views

Can only access servers from one side of the VPN

I'm experiencing a rather weird problem. I have a VPN up between two sites. The VPN connects via two SSG140 Firewalls. It was working fine for about a year and yesterday it just stopped function ...
0
votes
0answers
91 views

Understanding packet flows over RVI

I'm trying to get a full grasp of firewall filters and how to apply them on a Juniper EX4200 switch - to be able to block ports, police traffic and shape traffic. The network architecture is as ...
1
vote
0answers
37 views

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 ...
0
votes
1answer
166 views

Juniper networks mac addresses of switches in a LAN

I have a LAN consisting of switches connected to each other then to some devices, How to get the mac address of the switch connected to a specific port on the main switch then get the ports and device ...
0
votes
1answer
74 views

How to see all disabled interfaces in Juniper console?

How to see all disabled interfaces in Juniper console without looking through all of them? I have a Juniper EX4500 switch with JunOS 11.4R1.6 and all 48 ports are filled, so there are 96 interfaces in ...
1
vote
1answer
143 views

ssh command not working on juniper router

I'm trying to use ssh command on my MX juniper router but i get the following-error -cli: unable to execute ssh: No such file or directory this is the command i'm using: ssh 10.27.1.2 source ...
1
vote
1answer
242 views

How to get Juniper SRX220 to respond to multiple IP Addresses

How can I get an SRX220 to respond to multiple ip addresses on same subnet, but with different gateways. e.g., Subnet: 1.1.1.40/30 (.41 gateway, .42 actual ip) Subnet: 1.1.1.44/30 (.45 gateway, .46 ...
1
vote
1answer
66 views

Does Juniper ScreenOS support IPCOMP?

Given an oldish Juniper Netscreen device running ScreenOS 6.2 (Juniper NS5GT-ADSL), would it support IPCOMP payload compression (RFC 2393) in IPSEC tunnels? If so, any reference on how to set it up?
0
votes
0answers
37 views

Is it possible to use a different NAT configuation on a Juniper SG 140 for inbound vs outbound traffic?

I will apologize up front if I'm using the wrong terminology on how to describe what I need here. I don't have a lot of network routing experience. I've found examples of setting up 1-to-1 NAT ...
0
votes
1answer
137 views

JunOS Regular Expressions for AS Path

I want to write a regex in Juniper MX960 router for BGP including 3 AS paths with first element is constant, second and third are wildcard. I found that we can put as numbers manually like this: ...
0
votes
0answers
229 views

Juniper MX SSH filtering for IRB interfaces not included in examples?

I am trying to filter SSH, BGP, and OSPD on my Juniper MX routers (allowing only certain IP addresses to initiate connections). I expanded on an example from ...
1
vote
1answer
820 views

Juniper SSG5 DHCP IP Pool is full. Unable to offer IP address to client

hope we have some Juniper guys around, I have configured a Juniper SSG5 as our main firewall/router the DHCP server set on interface bgroup1 to have a rang from 10.10.10.76 to 10.10.10.210 All ...
1
vote
1answer
1k views

SRX220: Cant ping between hosts in directly attached networks through SRX

I have such lab: SRX220H and 2 hosts. Host1 (IP-address 192.168.1.100/24) connected to SRX interface ge-0/0/1 (interface address 192.168.1.1/24); Host2 (IP-address 10.10.1.100/24) connected to SRX ...
1
vote
1answer
168 views

Juniper Firewall SRX210 questions

Total newbie to Juniper. Okay, I've been messing with the web interface on a SRX210 Firewall for a few hours now and looking like I need specific help now. So the overall architecture is that I have ...
1
vote
1answer
60 views

Junos Routes - Route Specificity vs Protocol

I am trying to load balance a router to send traffic over two uplinks (with equal capacity). I generated static routes for every /8 on the internet (for ipv4) and plugged it in. Unfortunately it does ...
0
votes
2answers
95 views

Juniper Router - Load Balancing

I have a single Juniper router which is connected to multiple external ASs. I am looking to load balancing for best way to automatically move traffic away from one link the others (without hardcoded ...
1
vote
1answer
271 views

How do I span my WAN subnet to my L3 switch using SonicOS L2 bridge mode? (Sonicwall and JunOS)

I have two sets of ESXi hosts, one set for management and one for tenants. Each ESXi host has 8 nics and four vSwitches. All vSwitches are trunked via aggregated interfaces to a pair of EX in VC mode. ...
1
vote
2answers
616 views

Juniper EX BGP with Default Routes

I'm new to BGP - so this is certainly a learning exercise. I'm moving away from PA space provided on 2 routed uplinks to having my own IP space and multi-homing my transit. To begin with, there will ...
0
votes
2answers
697 views

SNMP not working on Juniper ethernet switch

I need some help on configuring SNMP for Juniper EX4500 ethernet switch. I am performing this command: host1:~# snmpwalk -v 2c -c my_community_string 192.168.1.1 .1 Timeout: No Response from ...
1
vote
1answer
269 views

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 ...
0
votes
1answer
111 views

Redistribution of iBGP learned routes to all routers?

I am trying to accommodate for a link failure between LB1 (a Linux machine running Quagga) and either PAT1 or PAT2 (Juniper MX80 routers). The following diagram is a canonical version of my network ...
1
vote
0answers
365 views

juniper ssg320 intrazone configration issues Close - AGE OUT

We have one main office and another small office that holds only 5 people. We have recently setup OpenVPN on our main office and created a bridged vpn between our main office LAN and a windows 2003 ...
0
votes
3answers
575 views

Juniper OSPF subnet mismatch from Quagga router

I am trying to setup a OSPF area between a Juniper MX80 and a Quagga router. The Quagga router has OSPF configured and network 199.192.100.0/28 advertised in the hello packet. But the Juniper MX80 is ...
1
vote
1answer
624 views

DNS Server resolves external address,when vpn dns should resolve internal address

We have a special situation where Juniper Network Connect is used as VPN connection. When the VPN starts it creates the network adapter. When the vpn closes the network adapter disappears. Each time ...
3
votes
2answers
248 views

Having ssh access only, determine if the device is router or a switch (Cisco and Juniper)

There are some Cisco and Juniper devices on our network that I need to make a python script to determine what they are: switches or routers. I have ssh access, so I can show version and parse ...
0
votes
2answers
86 views

Is there a Juniper limitation on the number of SA in 'any to any' ACL in IKEv1

I've connected Juniper SRX5800 and another enodeB device (don't know the vendor) by an IPSec tunnel. It uses IKEv1 for negotiation of keys. there are 10 ACLs on the enodeB side and on Juniper SRX, I ...
1
vote
0answers
635 views

Does a Juniper SSG work well as an NTP server?

I have an old SSG-140 that I wanted to use as an NTP server for a number of devices - is this device able to act as a stable NTP time source? My Linux clients can't seem to stay synced to the device ...
1
vote
0answers
241 views

Allowing connections initiated from outside

I've got an old Juniper SSG5 running ScreenOS 5.4.0r6.0. Once a day, more or less, it'll start randomly dropping packets at a rate of ~5-10%. We currently solve this issue by simply rebooting the ...