Questions tagged [junos]
Junos Network Operating System
61
questions
0
votes
0answers
30 views
Objects in firewall filters on Juniper devices
Greetings and sorry for my English.
I'm setting firewall filters on several Juniper SRX3xx appliances running Junos 15.1X49. What I'm actually trying to accomplish is to minimize my future manual ...
0
votes
0answers
25 views
Guest network with GRE tunnel - Juniper SRX & EX switches
I'm attempting to provide guest internet access to a remote site that only has a WAN connection back to the main office. The main office has an internet connection that is currently used by guests. ...
0
votes
0answers
18 views
JunOS shmlog/arg files consumes all disk space on device
I've found that space on my disk drive is almost full on my JunOS 16.1R6.
After reboot nothing changed.
I've found that file jdhcpd-event.95.jdhcpd.0.arg consumes about 15G in /.mount/var/log/shmlolg/...
0
votes
1answer
44 views
JUNOS set system syntax error
I'm trying to enable the web interface on JUNOS 11.4R13.5 (outdated I know)
I'm trying to use the command set system services web-management https interface
But I'm unable to run it as I get a ...
0
votes
1answer
46 views
Subnetting: Access 10.1.0.1 from 10.1.2.1?
Here is the newly configured vlan on my Juniper:
vlans {
vlan1 {
vlan-id 3;
l3-interface vlan.1;
}
}
interfaces {
vlan {
unit 1 {
family inet {
...
0
votes
0answers
7 views
Juniper: Forward all incoming and outgoing traffic to a destination-address to a new address
I want to forward any internal requests to a specific external IP address to an internal IP address. For instance, if 192.168.1.15 makes a request to test.domain.com which resolves to 5.5.5.5 I want ...
0
votes
1answer
36 views
JunOS SCU (source class) matching not working on vMX 18
I testing Junos Subscriber Manager on virtual playgroung.
All seems fine and work as expected on real hardware. But with dynamic profile with source-class sclass_mytest option not working.
If I ...
0
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0answers
107 views
Junos EX2200 Inter VLAN Routing Issue
Good day All, I have a juniper ex2200 switch running on Junos version 12.3R6.6. I created three vlans with different ip subnets. Enabled DHCP Service on the switch with separate for the vlans.
...
-1
votes
1answer
55 views
Virtually no bandwidth via Juniper QFX5100 switch
I have a Juniper QFX5100 with pretty much stock configs. I am using aggregated interfaces between them. When I use a cross over between the servers everything works fine and I get 10GB of bandwidth. ...
0
votes
0answers
110 views
Configuration Backup in JUNOS using TFTP
Is there any way to auto backup in Junos using TFTP like Cisco.. I can't find any specific documentation like this.. I have already did it in CISCO XR router by using those command:
(config)#...
0
votes
1answer
447 views
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 ...
0
votes
1answer
62 views
Why is the 'Move' box always disabled on our SRX 500 running JunOS 12?
I've been trying to determine what has happened with the SRX500's we have at work. They are running JunOS 12 [12.1X46-D40.2].
For some reason the 'Move' box in the upper right of the Security > ...
0
votes
0answers
432 views
Can Juniper SRX300 act as VPN Client/SOHO Router?
I have a pair of Juniper SRX300 Services Gateway, that I was hoping to use at each end of a VPN Tunnel. I can see how to setup the VPN server-end, but I am trying to find the documentation to ...
0
votes
1answer
848 views
Get detailed info via snmp from Juniper switch stack for monitoring
I try to get the following information out of the switch stack for monitoring purposes. Here is the command and its output executed directly on the switch stack via ssh login:
root@stack> show ...
0
votes
2answers
332 views
I have a Juniper SRX100 and a WIN 10 PC connected, but they can't seem to ping each other, although they are on the same subnet
I'm new to Juniper and need some troubleshooting help. I have a Juniper SRX100 and a WIN 10 PC connected, but they can't seem to ping each other, although they are on the same subnet (192.168.10.0/24)....
1
vote
1answer
233 views
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 ...
0
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0answers
881 views
Juniper SRX 240 dynamic VPN soft timeout
I have been struggling with this for over 2 weeks now and tried everything i possibly can.
The Dyanmic vpn connection works fine, but the pulse client randomly pop's up with a password promt and ...
1
vote
1answer
804 views
Upgrade JunOS from 11.4R1.14 to 13.3R5.9 on MX-80
I'm tried to upgrade from 11.4R1.14 to 13.3R5.9. Before upgrade I'm validate jinstall, but it's failed with message:
> request system software validate /var/tmp/jinstall-ppc-13.3R5.9-domestic-...
1
vote
0answers
299 views
Can pvlan-trunk Ports Carry normal vlans too on Juniper EX8208?
I'm trying to implement pvlan on Juniper EX8208 which will span across multiple switches (to a Cisco nexus 7000 Series) and need to know if the Inter-Switch-Link Port with "pvlan-trunk" will allow ...
1
vote
2answers
774 views
juniper ex2200c get temperature via snmp
I have a juniper ex2200c and am trying to get the temperature via snmp.
I'v tried this tutorial by juniper, but my switch doesn't seem to answer.
snmpwalk -v 2c -c foobar23 192.168.1.10 1.3.6.1.4.1....
1
vote
0answers
481 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. ...
-2
votes
1answer
2k 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 ...
2
votes
1answer
2k 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.
3
votes
1answer
113 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
3k 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 ...
0
votes
1answer
1k 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:
"...
1
vote
0answers
464 views
Keepalived, Junos, and ARP caching
I'm trying to configure an active-passive stunnel setup, with the aid of Keepalived, for a public IP address at our company datacenter. I would like to know if a router or switch reconfiguration is ...
1
vote
1answer
194 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
328 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
764 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.
...
4
votes
1answer
19k 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
819 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 ...
0
votes
2answers
266 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 ...
0
votes
1answer
686 views
enabling MPLS,RSVP and OSPF-TE
I am using Juniper J-series routers to emulate a small telco and VPN customer.I need to use OSPF so that the routing information can be propagated to all P and PE nodes (basically all core and edge ...
0
votes
1answer
1k views
VLAN with trunk to avoid broadcast storm in a network with redundant paths
I have 6 Juniper switches (EX - 2200) connected to each other as shown in the network topology.
I have two PC's that I am using
PC1 - (used for configuring the 6 switches via minicom)
PC2 - to ...
1
vote
2answers
4k views
VLAN support on Juniper EX - 2200 switches
I have 6 Juniper switches (EX - 2200) connected to each other as shown in the network topology.
I have two PC's that I am using
PC1 - (used for configuring the 6 switches via minicom) PC2 - to ...
3
votes
1answer
3k views
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 ...
0
votes
1answer
529 views
Login configuration script for Junos EX 2200 using minicom
I am connecting to Junos OS on Juniper EX-2200 switches using minicom as shown below
minicom -C log_sw1 sw1
Now I have a series of commands that I need to execute on sw1.(example shown below)
cli
...
2
votes
2answers
2k views
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 ...
0
votes
1answer
6k views
Configuring VLAN on Juniper EX2200 switches
I have a Juniper EX2200-24T switch.It is configured as an L2 switch (i.e the interfaces are configured in such way that they do not have an IP address.).I have manually connected the port ge-0/0/0 of ...
0
votes
1answer
2k views
Routing between SRX220 and existing network router
I've got a Juniper SRX220 that I'm trying to connect between our existing network and the new networks on the Juniper side. However, no matter what static route I try and set, traffic doesn't cross ...
2
votes
1answer
3k views
Using Juniper EX3300 as a router [duplicate]
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 ...
4
votes
2answers
5k views
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 ...
2
votes
1answer
5k views
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 ...
1
vote
1answer
181 views
Setting a Custom SBL in Junos UTM
I am looking for how to set a custom SBL, zen.spamhaus.org instead of the default msgsecurity.juniper.net, in Junos UTM.
0
votes
1answer
2k views
How can I disable console password-authentication on a Juniper EX4500 switch?
I am building a system that automatically configures Juniper and Cisco switches from the console based on user input from a web UI. I will have a full-time console connection to these devices; ...
1
vote
1answer
237 views
Is there an equivalent of Cisco IOS' virtual tunnel interfaces in Juniper's JUNOS?
It sounds like Cicso's virtual tunnel interfaces let you run dynamic routing protocols over IPSEC tunnels without GRE (see here). I was wondering if there was an equivalent in Juniper's JUNOS. I didn'...
0
votes
2answers
816 views
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 ...
1
vote
1answer
975 views
Juniper SRX240H occasionally dropping connections
One of our clients has an SRX240H in their office that occasionally is dropping connections going LAN to WAN. For example: they could be on an IRC server and they will drop out for 2 minutes and then ...
2
votes
1answer
3k views
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 ...
