Questions tagged [juniper]

A tag for questions involving Juniper Networks hardware or software.

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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 ...
Tomato's user avatar
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6 votes
0 answers
326 views

DHCPv6 Relay Agent on Juniper — Packets dropped: No SAFD

I tried to setup a DHCPv6 relay agent on a Juniper EX3400 switch. (SLAAC is unfortunately not enough for this use case.) While the setup of the (non-v6) DHCP relay agent worked flawlessly and was well-...
miho's user avatar
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6 votes
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818 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 ...
Martin's user avatar
  • 1,033
6 votes
1 answer
276 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 ...
Mr.lock's user avatar
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5 votes
1 answer
161 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. ...
Daniel's user avatar
  • 51
3 votes
1 answer
107 views

Should I be using point-to-point or broadcast if I plan on using SVIs in IS-IS on Juniper?

Apologies in advance if this is super-basic question, still learning ISIS. I'm migrating from Cisco over to Juniper in an environment where all of the switches are running EIGRP, are on a 172.31.255.0/...
user68992's user avatar
3 votes
1 answer
778 views

Storm control problem with Juniper switch configuration (EX2300)

I am new with Juniper and generally new with switch configuration. Probably screwed up a lot but anyways, I will share my configuration right after I say what I want. I am getting Internet on ...
Alingex's user avatar
  • 31
3 votes
1 answer
191 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 ...
Jens Ulrich's user avatar
3 votes
0 answers
338 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. ...
user5416's user avatar
3 votes
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512 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 ...
RS1983's user avatar
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3 votes
0 answers
712 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 ...
Network Samurai's user avatar
2 votes
0 answers
133 views

No entry in the multicast RIB while PIM join is present

I have a router which receives multicast traffic from the source over a multicast LSP(signaled by LDP): root@PE3> show pim join detail Instance: PIM.master Family: INET R = ...
Martin's user avatar
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2 votes
0 answers
55 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-...
RRHS's user avatar
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2 votes
0 answers
2k 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 ...
Nabeel's user avatar
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2 votes
0 answers
3k 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-...
R__raki__'s user avatar
  • 381
2 votes
0 answers
993 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....
grauwulf's user avatar
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1 vote
0 answers
18 views

Juniper and EdgeCore dhcpv6-relay remote-id (option 37)

I have the following problem. I have minimal configuration of dhcpv6-relay agent on QFX5100. Before the QFX, there is an Edgecore switch on which DHCPv6 snooping is enabled. The problem occurs as soon ...
Libor's user avatar
  • 11
1 vote
0 answers
54 views

Setting the EVPN VXLAN Interconnect ESI for Data Center Interconnect (Seamless EVPN VXLAN Stitching)

With reference to Juniper Networks , when implementing data center interconnect (DCI) using seamless EVPN VXLAN stitching , why do we have to define iESI (interconnect ESI) to stitch VXLAN VNI from ...
Nabeel's user avatar
  • 1,120
1 vote
0 answers
84 views

JunOS tagging aggregate route from more specific route - bgp communities

I have a certain use case with rtbh for the following: A /32 route (say 10.1.1.1/32) is injected into the network with a specific bgp community I'd like to match the aggregate prefix that /32 belongs ...
Network Samurai's user avatar
1 vote
0 answers
67 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 ...
Marcos Max's user avatar
1 vote
0 answers
144 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 ...
amit177's user avatar
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1 vote
0 answers
6k 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 ...
244boy's user avatar
  • 1,767
1 vote
0 answers
728 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 ...
Radovan's user avatar
  • 73
1 vote
0 answers
655 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 ...
Ben Aveling's user avatar
1 vote
0 answers
1k 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-...
flo's user avatar
  • 75
1 vote
0 answers
816 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 ...
Gareth Hastings's user avatar
1 vote
0 answers
284 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 ...
Anton M.'s user avatar
  • 187
1 vote
0 answers
564 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 ...
pato's user avatar
  • 11
1 vote
1 answer
145 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....
Tooru's user avatar
  • 11
1 vote
0 answers
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: ...
Mukesh_the_leo's user avatar
1 vote
0 answers
281 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-...
Lingfeng Xiong's user avatar
1 vote
0 answers
849 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 ...
Geoff's user avatar
  • 11
1 vote
2 answers
2k 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, ...
MatsK's user avatar
  • 204
0 votes
0 answers
12 views

Juniper Bulk CoA example for accumulation of CoA requests

I am working in BNG implementation with Juniper MX960 and I am interested in Bulk CoA feature to address accumulation of a series of CoA requests and commits all of them together. But I don't find any ...
Pablo Xavier's user avatar
0 votes
0 answers
52 views

junos 802.1ad on EX and MX

given following szenario: I have a Juniper MX204 Service router, a FGT200F Cluster is connected via a EX4400 Switch Stack. ------------ ---------- --------- | FGT-200F | --- | EX4400 | --- | ...
Andreas Schaefer's user avatar
0 votes
1 answer
151 views

Juniper MX204 licensing model

We have in mind to purchase a Juniper MX204 with base license, i want to know can we have ebgp and ibgp and using full table on this router? Some people says that ebgp is not supported with base ...
Blackmetal's user avatar
0 votes
0 answers
33 views

Juniper MX204 port question

I have a Juniper MX204 with base license , I want to know can I have 3x 40G port and 1x 100G port on PIC 0 and 8x 10G on PIC 1?
Blackmetal's user avatar
0 votes
0 answers
27 views

netflow v5 config not working - Juniper VMX

I use GNS3 and juniper vmx to practice netflow config. I know that v9 needs MPC card, so i use v5. But no netflow export from my router. show services accounting flow comes nothing Do I miss any ...
Echo's user avatar
  • 1
0 votes
0 answers
62 views

Memory usage increase on QFX5100-24Q virtual chassis

I have a pair of Juniper QFX5100-24Q in virtual chassis mode, and I am using 18.4R2-S2.4 for both devices, and I have a few SVI with 15x BGP session. One of my BGP sessions is receiving 200k routes, ...
Blackmetal's user avatar
0 votes
0 answers
98 views

Preconfigured VCF w/ QFX5100 doesn't auto-provision some vc-ports

I am currently (trying) to deploy a Virtual Chassis Fabric with QFX5100. I'm using the pre-provisioned model and got the stack working for now - however, some of the vc-ports do not auto-configure ...
Jan's user avatar
  • 1
0 votes
0 answers
67 views

Bypass SSL Proxy for Microsoft Teams - Juniper SRX

How can I bypass the ssl proxy for Microsoft apps like Teams on a Juniper SRX firewall? I can see that Teams requires connectivity for somes IPs and domains (https://learn.microsoft.com/en-us/...
Pablo Xavier's user avatar
0 votes
1 answer
227 views

l2circuit untagged interface Juniper

I would like to create a l2circuit that I received a untagged frame from the customer and add a tag, because on the other side I will use a switch and share the same interface and my customer needs to ...
Rafael's user avatar
  • 1
0 votes
0 answers
142 views

Q-in-Q on QFX5120

I'm building dot1Q tunneling between 2 Cisco routers and when I used only 1 QFX switch it all works fine. However when I try to use 2 QFX switches with basically the same configuration I cannot get ...
Seathorn's user avatar
0 votes
0 answers
171 views

How CAN I check power consumption of Ex2200 via CLI

None of the show chassis or Poe commands seem to give enough information
user90289's user avatar
0 votes
0 answers
96 views

Nested route policy failing

Any thoughts on why ::/0 is accepted in this example? Per these documents, the accept in the sub policy means it will match the condition in the parent and action in the parent will apply. But this ...
Dan's user avatar
  • 21
0 votes
0 answers
617 views

Juniper SNMPv3 Issue with SRX and EX devices; no traps received by Junos Space

I've been seeing an ongoing problem with Juniper EX4300s and SRX 345 and 1500s. The problem that we continually see is that our monitoring servers stop receiving traps from these devices. I've had ...
Ben's user avatar
  • 157
0 votes
0 answers
175 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 ...
Anton M.'s user avatar
  • 187
0 votes
0 answers
28 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/...
Martin's user avatar
  • 1,033
0 votes
0 answers
109 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-...
Andreas Schaefer's user avatar
0 votes
0 answers
349 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 ...
Ben's user avatar
  • 157