Questions tagged [juniper]

A tag for questions involving Juniper Networks hardware or software.

38 questions with no upvoted or accepted answers
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6
votes
0answers
607 views

Maximum number of subscribers per FPC in Juniper MX

If link with subscribers, containing about 12000 clients, goes down. One aggregated ethernet containing two links which goes to two different FPC's. All clients try to authorize on JuniperMX with the ...
5
votes
1answer
254 views

Juniper ERX 310 traffic not going more than 710 mbps?

We have a Juniper ERX 310 configured as B-ras, as per specifications of the router, we should be able to terminate 8000 PPP sessions, but we notice that traffic on the router interface not going more ...
4
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0answers
89 views

EVPN MAC Advertisement route not installed to L2 forwarding table

I have a VLAN-based EVPN connecting two sites in a lab environment based on the network topology described in the DAY ONE: USING ETHERNET VPNS FOR DATA CENTER INTERCONNECT book: For some reason, it ...
3
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0answers
307 views

BGP - source routing breaking for some routes

I have two routers (A and B), both are Juniper j2320s. Each one has 3 BGP peers, a primary to one preferred AS (call them AS 1) and two to a secondary (AS 2), as well as an IBGP session between them. ...
3
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0answers
451 views

Policy Based Routing (not matching packets) - Virtual Template

I have this configuration runnning : Larger image I tested the policy based routing int the lab using two linksys router acting as ppp clients of the Cisco 7206VXR and another linksys emulating the ...
2
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0answers
35 views

CA certificate and Local certificate

There is something which is bothering me when i think about the CA cert and Local cert. Below are my queries which pertains to juniper but may be generic as well. 1) "request security pki ca-...
2
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0answers
47 views

Juniper QinQ same port for customer as provider

Is it possible to use a single interface as both the provider port and the customer port for a QinQ setup on a Juniper EX 4200 switch? I have a set of switches "on a stick" attached to the network. ...
2
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0answers
832 views

Point to Point ICMP Ping Loss between Juniper MX routers

I am facing problem with regard to 1 x 10G link (which is actually configured as an aggregated Ethernet (ae) i.e ae link contains only single 10G link. This ae link is connected between 2 x Juniper ...
2
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0answers
764 views

Layer-2, static forwarding on a Juniper SRX?

I'm really new to Juniper, so I apologize if this is n00b question. I do, however, appreciate your guidance! Here is what I want to do: all traffic on ge0.0.0 and ge0.0.1 is to be redirected to fe0.0....
2
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0answers
692 views

Juniper EX2500 - default gateway enabled but down

I'm trying to configure an EX2500 (first time with a Juniper), and I configured a trunk on our Cisco device, and then tagged the port on the EX2500. The link between the two comes up fine. However, I ...
1
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0answers
22 views

Redirect Junos IP public -> IP private

we have an MX204 here that works as our BGP, border router and it is gateway of a service that has private IP, I need to access this service with private IP outside our network, you can tell me if I ...
1
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0answers
70 views

Connecting layer 3 switches together without trunking

I currently have 2x Juniper EX4200 and I'm looking into changing it into Ubiquiti EdgeSwitchs. The diagram: SW01 and SW02 are connected to each other using OSPF P2P. Both of the switches have their ...
1
vote
1answer
177 views

VLANS - Layer 2 vs Layer 3 Juniper & Netgate/PfSense

I am working on setting up VLANS on a basically default switch configuration for my SMB network. They have 5 juniper ex2200 switches that are all on the same subnet and have only a default vlan. I ...
1
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0answers
2k views

Why my ae interface Link type is down but the physical interface is up?

Why my ae interface Link type is down but the physical interface is up? In my convergence layer Switch, I use two Juniper EX4300 devices realize the Stack: so there have xe-0/0/x and xe-1/0/x ...
1
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0answers
327 views

mLACP / MC-LAG between Cisco / Juniper

I am working on a LDP signalled VPLS topology (picture) What I am trying to accomplish here is to establish a redundant connection to CE1. CE1 has both interfaces in a port-channel with an IP. My ...
1
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0answers
329 views

BFD down - “matches wrong session” (SRX)

We have a Juniper SRX talking to a Dell. One of the BFD sessions has a problem. The Juniper reports it as being up, the Dell reports it as being down. In the BFD trace on the Juniper, I see messages ...
1
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0answers
655 views

Logical-Tunnel Interface Juniper MX 480 doesn't “work”

I have configured a logical tunnel between my master-routing-instance and a additional routing-instance. I tested the same config (except IP addresses) on my lab-system and on one of our other core-...
1
vote
3answers
3k views

Juniper EX how to clear route forwarding table?

After layer 3 routing a large IPv6 assignment on an EX Juniper switch, the route forwarding table filled up and some entries corrupted or became otherwise invalid. We want to clear the whole table. ...
1
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0answers
639 views

Juniper EX3300 and Q-in-Q

I have a Juniper EX3300 switch that has a 10Gbps connection to our upstream provider. Our upstream provider (lets call them Provider A) passes us various connections on tagged VLANs over this single ...
1
vote
0answers
2k views

Why auto negotiation cannot be disabled on Fiber Port

I tried to disable auto-negotiation in my Juniper ACX-2200 , but it says edit#set interfaces ge-0/1/0 gigaether-options no-auto-negotiation raki@# commit [edit interfaces ge-0/1/0] 'gigether-...
1
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0answers
212 views

Juniper filter OSPF type-7 routes on ABR

Somebody knows why NSSA external routes filtering on ABR is so unuseful on JunOS? For example I want to filter all routes coming from NSSA area 0.0.0.3 except "10.0.0.0/8 orlonger" routes. To do that ...
1
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0answers
513 views

vMX L3 MPLS VPN routes not in forwarding table

I'm new to juniper technology and I'm trying to set up mpls vpn on vMX. Not sure if I'm missing something in configuration or if this is some kind of bug in vMX or if this is not supported on vMX. As ...
1
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0answers
99 views

「Netscreen」 VPN UP/DOWN due to loopback address source monitoring

I am dealing with a problem with Netscreen VPN. Topology is basically Server Side ーー> (Agg2)Trust/Untrust(Agg1)ーー> ーー> Remote Office (Yamaha) 100.66.xx.0/24 ーー> Netscreen VPN ーー> Internet ーー> 100....
1
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0answers
130 views

Juniper EX4200 Public Subnet Vlan Routing

We have a Juniper EX4200 which is connected via ge-0/0/0 trunk port to the providers router. We got our own vlan(id 250) and there are two public subnets routed on this vlan. Currently all our serves ...
1
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0answers
2k views

TACACS with Juniper Devices

Can any one please help in configuring a TACACS+ server, along with configuration in Juniper devices? Ubuntu Server 14.04 Juniper QFX5100 switch Below are my configurations: For the TACACS+ server: ...
1
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0answers
225 views

Subnet delegated prefix on SRX

I configured a Juniper SRX firewall to receive IPv6 prefix from upstream router: family inet6 { dhcpv6-client { client-type statefull; client-ia-...
1
vote
0answers
811 views

Juniper SRX MPLS Egress Prioritization

I can't for the life of me to get any egress queue prioritization to happen on an SRX. I have a single label switched path out of the SRX, and a couple of ethernet-ccc's. One ccc is entirely ...
1
vote
2answers
694 views

Juniper SSG20, reset to factory default

I have an Juniper SSG20 that I have tried to reset to factory default. I have tried the pin hole reset method but to no avail, and the serial console doesn't indicate that the procedure is started, ...
0
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0answers
26 views

GRE IPIP on QFX3500

We have 2x QFX3500 in Virutal CHassis mode, so : can we lunch 2-4x GRE or IPIP tunnel ? onyl 2x tunnel is active and 2x tunnel is in standby mode, that 2 active tunnel has around 80-90mbps IMIX ...
0
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0answers
161 views

Juniper MX: how to populate VRF RIB with EVPN Type 2 MAC+IP routes

I have a Juniper MX router at the edge of EVPN/VXLAN domain. Let's suppose that MX performs routing only, no any kind of switching/bridging instances on it. I want to exchange EVPN VRF routes (type5 ...
0
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0answers
47 views

How to connect EVPN DC Fabric to MPLS IP VPN Backbone

Let's suppose that we have a common Clos EVPN/VXLAN-based DC fabric with IP gateways on leaves (anycast gateways). Also there is a lot of different IP VRFs inside a fabric where end hosts reside. What ...
0
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0answers
62 views

Juniper MX - ERPS over MPLS CCC or VPLS

I wonder if there is a possibility to implement an ERPS Ring over a few Juniper MX nodes that are interconnected via MPLS only? The only idea i have to configure this is using lt - interfaces with a ...
0
votes
2answers
167 views

Can't log in after admin password change

I reset my admin password with below command: #Set system login user admin authentication encrypted-password <new password> But now i can't login to my device, what can be the reason?
0
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0answers
25 views

Does Junos convert routing policy into binary tree?

Let's say, that there is a following simply route policy in Juniper router: root@vmx> show policy test Policy test: Term 1: from route filter: 10.10.10.7/...
0
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0answers
27 views

Shaper configuration for Juniper MX480 - MPC3e 3D NG

following secario: A MX480 with MPC3e 3D NG Linecards. I have a new Layer2 Access provider that is providing Layer2 services between 100 and 1000MBit/s. My connection zu this services are a 10GE E-...
0
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0answers
95 views

Juniper MX Routing Engine Firewall Filter

I'm having difficulties with something I initially thought would be rather simple. I need to apply an outbound firewall filter on an MX10003's management interface. I'm currently using Lo0.0 as the ...
0
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0answers
101 views

How to configure the jflow correctly in my juniper router?

I configured the jFlow sampling in Juniper MX480: but in my receive data server, there is no data received: and when I use Paessler Netflow Tester test it, there cannot use 14.224.224.253: Whether ...
0
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0answers
85 views

Why the ae1's `Link` is `down` but its indicator is light?

In my Juniper EX4300 I created a ae1 I added xe-0/2/3 and xe-1/2/3 to ae1, xe-0/2/3 { ether-options { 802.3ad ae1; } } xe-1/2/3 { ether-options { 802.3ad ae1; } } ...