Questions tagged [juniper]
A tag for questions involving Juniper Networks hardware or software.
494
questions
1
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views
Juniper MX204 base license
We want to purchase a juniper mx204 without license and I checked https://www.juniper.net/documentation/us/en/software/license/licensing/topics/topic-map/software_licensing_requirements.html "...
- 543
0
votes
1
answer
62
views
The IRB.30 Interface cannot be pinged and i cannot SSH into the given IP
All configuration is done via Juniper Mist.
In my Juniper EX4300-MP48 I created an interface IRB.30 with address 192.168.31.200
irb {
unit 30 {
description it;
family inet {
...
0
votes
0
answers
49
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 ...
- 1
0
votes
1
answer
46
views
FPC ACX2100 high CPU (99%)
I have an ACX2100 with high CPU usage in all FPCs.
juniper@ME-CSR-HNI_CGY-C100.1> show chassis fpc
Temp CPU Utilization (%) Memory Utilization (%)
Slot State (...
- 61
0
votes
2
answers
56
views
ACX2100 cannot boot to new version
My customer upgrades the version for ACX2100 from 12.3X54-D34.1 to 20.4R3-S2.6.
After adding software, they checked JUNOS Installation Software already 20.4R3-S2.6.
vipa@BGG0333SRT03> show version |...
- 61
0
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0
answers
16
views
max-bypasses link-protection Juniper
I am testing knob max-bypasses in link-protection LSP.
I config an LSP from R1 to R4. LSP using path R1-R2-R4.
[edit]
juniper@R1# run show mpls lsp ingress name R1_TO_R4 detail
Ingress LSP: 2 ...
- 61
0
votes
1
answer
62
views
Juniper MX80 throughput
I did not work with juniper mx routers and i want to use a juniper mx80 as edge router, we have 2-3x BGP Full table and our traffic ~10-15g traffic, Is juniper mx80 a stable router? How much bps pps ...
- 543
0
votes
1
answer
138
views
Configuring QinQ in EX with enterprise style
I'm practicing QinQ with EX boxes. So with downlink and uplink in SP style, that is with flexible vlan tagging and extended vlan bridge, it is working. (https://supportportal.juniper.net/s/article/EX-...
- 3
1
vote
1
answer
69
views
bcmDPC thread uses CPU more than usual
I have an issue with ACX2100, it report high CPU in FPC.
juniper@CSG-TBH_KXG_VU_NINH> show chassis fpc
Aug 12 15:44:10
Temp CPU Utilization (%) CPU Utilization (%) Memory ...
- 61
5
votes
0
answers
131
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-...
- 181
0
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1
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75
views
Looking for more info on SNMP v3 Traps in Junos
I have a customer requirement where I need to be able to have Junos Space Network Management Platform be able to modify the severity of snmp traps on our routers and switches. So first I am trying to ...
- 157
3
votes
1
answer
224
views
Juniper MX L2 policer over-policing small frames
Our network is currently going through a certification, and we're seeing some odd issues with the policer.
We have 2 MX240 routers set up with MPLS/RSVP/IS-IS with a Martini-Draft l2circuit configured ...
- 76
1
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1
answer
144
views
Juniper Core and Access Switch best practice
We have Juniper 14x EX4200 as access switches, and 2x EX8208 with virtual chassis configured between the 2 EX8208.
from the access switched EX4200 we need 2 links.. one for the core A and second for ...
- 11
2
votes
2
answers
737
views
Do Juniper l2circuit services (ccc) support a mismatched encapsulation type?
I am building an l2circuit ccc (draft-martini) between an EX4500 and an MX204.
The issue is that I need to have mismatched l2circuit encapsulation-type on either side.
The East-coast EX4550-32F (Junos:...
- 29.7k
0
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1
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1k
views
Meaning of import or export in Juniper routing policies
What exactly is happening to the junos ospf protocol and junos routing instance when one executes these commands?
set policy-options policy-statement POLICY-STATIC term TERM-STATIC from protocol ...
- 29.7k
0
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2
answers
269
views
Juniper EX Switch as router with transfer network for upstream network
So im new at juniper and networking. On my Juniper EX4550 switch i want to setup a transfer network to my upstream provider. So my upstream provider assigned a /30 subnet for the transfer network:
...
0
votes
0
answers
333
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 ...
- 157
3
votes
1
answer
254
views
how to configure dnsmasq client-identifier for juniper prefix host-name
I have a Juniper switch that has a dhcp-client configured like this:
show interfaces irb unit 0 family inet dhcp
client-identifier {
prefix {
host-name;
}
}
I ...
- 173
1
vote
1
answer
215
views
QFX5100 question about load balance
I have a QFX5100 with 4x IP Transits (4x 10G) and I do not have bgp full table from them, is there anyway that I load balance my outgoing traffic? because with default route I can only force them to ...
- 543
1
vote
1
answer
79
views
QFX10002-36Q Full BGP Question
I want to use a QFX10002-36Q with 4x Full table and 2x IXP and total received routes from all of them will be around 3.6-4 Milion routes, QFX10002-36Q datasheet said that this switch can hold 10M RIB ...
- 543
2
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0
answers
457
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 ...
- 21
0
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2
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550
views
What services does MIB2D Daemon provide with respect to Juniper MX?
With respect to Juniper MX , can someone please explain what services does mib2d provide? There are many processes running on the Juniper MX depending on the services configured. These processes can ...
- 1,078
1
vote
2
answers
443
views
discover neighbor on juniper switch despite blocked port
OS: JunOS 19.3
Hello all,
I have an unusual problem.
I have two juniper switches (A) and (B) that are connected on multiple ports
I'm aware that this makes no sense for networking.
This setup is not ...
- 173
2
votes
1
answer
254
views
QinQ on EX4200 with arbitrary C-VLAN
Trying to setup an ethernet link from CE located in building A to CE in building B. Customer may or may not tag it's frames sent over the link.
Here's the setup I am trying to use
+----+ +-------...
- 21
4
votes
1
answer
1k
views
Juniper - minor host 0 /var partition usage is high
Currently running a EX4300 switch. We seem to be low on space on fpc0.
I have already run the request system storage cleanup all-members (only cleaned up a few megabytes).
I have cleared the WTMP file ...
- 41
0
votes
1
answer
146
views
How to judge whether a Juniper device is a PPC platform device?
I know there is noun PPC platform devices of Juniper, I want to know how to judge a Juniper Device is a PPC platform devices?
Is Juniper MX480 a PPC platform device?
- 1,737
3
votes
1
answer
853
views
How do I export the config from a Juniper mx80
So I have been tasked with swapping an older Cisco router with a Juniper Mx80. I have a copy of the config from the Cisco device. The Mx80 was being used before so I want to wipe it and setup with the ...
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2
votes
1
answer
96
views
Is it possible to limit the configuration rollback count in MX-series?
I tried set system max-configuration-rollbacks in mx480, but it shows unsupported platform .
##
## Warning: statement ignored: unsupported platform (mx480)
##
max-configuration-rollbacks 25;
is there ...
- 1,737
0
votes
1
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872
views
How to check the disk partitions usage of juniper device?
In this article : https://kb.juniper.net/InfoCenter/index?page=content&id=KB33032&cat=ROUTER_PRODUCTS&actp=LIST
root@PE1:/var/home/labroot # gpart show -p
=> 34 62533229 ada0 ...
- 1,128
2
votes
1
answer
384
views
Avoiding FPCs rebooting during RE switchover on Juniper EX8200 Switche
We have Juniper EX8208 chassis based switch running in a production environment. The switch has 2 REs running in active and standby role with RE0 being the primary routing engine. The device is ...
- 1,078
1
vote
2
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301
views
Can I delete the /var/rundb/private directory?
under my Juniper MX480.
/var/rundb/
the private directory occupy a large size,
root@LA-MX480-RE0:/var/rundb # du -cks * | sort -rn
16691128 total
16275464 private
74976 lr-juniper.db
74912 ...
- 1,737
0
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1
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400
views
EX4200-48T power Consumption
I read Juniper documents but i could not find how much power does Juniper EX4200-48T consume?
can anyone help me?
thank you.
- 543
4
votes
1
answer
3k
views
Juniper "show route receive-protocol bgp" output meaning
When you show the received route from a specific neighbor in BGP with a Juniper, the output is the following :
show route receive-protocol bgp X.X.X.X
inet.0: V destinations, W routes (X active,...
- 445
2
votes
0
answers
58
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 = ...
- 1,325
0
votes
1
answer
87
views
Juniper vMX router silently drops SSM traffic
I have a Juniper vMX router with two interfaces: ge-0/0/0.0 facing the multicast sender and ge-0/0/2.0 facing the multicast receiver. The router receives multicast packets addressed to 232.1.1.1 on ...
- 1,325
2
votes
1
answer
243
views
What could prevent active routes from being transferred into Junipers forwarding table?
In a setup with two routers and two upstreams, I've stumbled over an issue that for IPv6 routes only, none of the active paths are installed into the forwarding table of one of the routers (called ...
- 181
2
votes
1
answer
96
views
Transporting TRILL over Juniper QFX5100
I've got 2 Brocade VDX switches setup using VCS and want to add another 2 switches to this group, but when connected to each other over a Juniper QFX5100, they won't see each other.
The Brocade ...
- 121
0
votes
2
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384
views
PVLAN on juniper- native isolated VLAN & trunk
I'm trying to use PVLAN to isolate devices (servers) on a L2 network from each other. However, these devices are currently sit on trunk ports, because they have VLAN-aware IPMI interfaces.
My config ...
1
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1
answer
221
views
How do I rename a Junos BGP group?
Is it possible to change a special place in Junos rather than delete?
In my case I want to change the ebgp-AS1009 to ebgp-AS23100, as far as I know only can delete the group ebgp-AS1009 then re-set. ...
- 1,737
1
vote
1
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527
views
What determines if a Juniper router is a route reflector client?
When I read bgp router reflector document:
You see the topology is this:
You see the Router A B C are in one cluster, D E are not clients of it.
but how to configure to become this?
I compared with ...
- 1,737
4
votes
1
answer
58
views
Why test routing policy do not match in vMX?
This is my routing-policy:
policy-statement rp-add-as-path-3times-local-as {
term prefix1 {
from {
route-filter 1.1.1.0/22 orlonger;
}
then {
as-...
- 1,737
1
vote
2
answers
386
views
Questions about logical-systems of juniper
In my Juniper MX480, the logic-systems config is below:
[edit]
logical-systems {
r1 {
interfaces {
ge-0/0/0 {
unit 0 {
family inet {
...
- 1,128
1
vote
1
answer
311
views
With reference to Juniper MX , what's the difference between Bridge Domain and Learning Domain?
I am trying to understand the difference between bridge domain and learning domain. I have tried to read through documentation and Juniper MX series book but no success.
Need to understand the ...
- 1,078
1
vote
1
answer
590
views
How to import a file into Junos main config file?
How to import a file into Junos config file?
there is a case, I have a long prefix-list in config file:
set logical-systems LR6-1931 policy-options prefix-list C20060 11.92.0.0/20
set logical-systems ...
- 1,737
4
votes
3
answers
745
views
Why eBGP don't need config local-address?
There is a manual for me to learn Junos.
you see the external peer configuration, there is no local-address option, but internal has. why eBGP configuration do not need it?
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1
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1
answer
445
views
CB fabric links require upgrade/training after adding New FPC in Juniper MX480
We are running a Juniper MX480 router is a production environment. Due to increase in traffic trend , it was required to installed new FPC 'MPC-3D-16XGE-SFPP' into slot 5 of MX480. Before the addition ...
- 1,078
1
vote
1
answer
63
views
Why the route comes from different AS?
Before, I know the AS path of BGP properties, such as the 200 100i means the route originate from AS100, use network import the route and through AS200, however in my case:
admin@MX480> show route ...
- 1,737
1
vote
0
answers
45
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 ...
- 23
2
votes
1
answer
399
views
Juniper SRX Management Redirects
I've a Juniper SRX 340 Cluster (15.1X49-D70.3) on which I have some trouble with the Web management GUI.
Since some time, when I try to access the Web board, I get the error "...
- 361
1
vote
1
answer
46
views
what's the differences of two `filter` under `edit firewall` in junos?
I found there are two places of filter under firewall, [edit firewall filter filter-name] and [edit firewall family inet filter filter-name].
what's the differences of them?
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