Questions tagged [juniper]

A tag for questions involving Juniper Networks hardware or software.

Filter by
Sorted by
Tagged with
8
votes
4answers
4k views

How to signal a VPLS multihoming change to a L2 CE device

We have the following setup: Two MX routers connect to the same L2 site. Loop protection / redundancy is done via VPLS multihoming. On the other end are two switches (EX4200 for example). When the ...
10
votes
3answers
3k views

SRX DHCP client compatibility with HP Procurve DHCP Relay

I am trying to bootstrap the config on some Juniper SRX100s and am having some DHCP issues. Specifically, I am connecting the 0/0 port (fe-0/0/0 in the software) to my existing network, where DHCP ...
17
votes
4answers
8k views

Are there any reasons to not use BFD?

In looking to implement Bidirectional Forwarding Detection (BFD) it seems to be very flexible in terms of timer tuning, light weight regarding any overhead and it's flexibility in terms of overall ...
7
votes
1answer
2k views

What are some workarounds / fixes for UTM/IDP on Junos 12.1X44-D10.4 for SRX Series branch devices?

The JNCIP / JNCIE-SEC latest courses use 12.1X44-D10.4 as the recommended Junos version. I setup a 30-day evaluation on my home SRX device to study JIPS, based on 12.1. At this point, I'm guessing ...
8
votes
1answer
6k views

How to force VPLS/L2VPN to use a specific path

We're using VPLS and L2VPN on Juniper MX for L2 connections. Signaling is done via BGP and label distribution via LDP. Now we want one L2VPN to use a specific path trough the network and not follow ...
9
votes
2answers
2k views

Does Juniper set a control word on VPLS pseudowires

At the RIPE conference the was a talk about how MAC addresses starting with a 4or 6 may suffer from decreased performance because MPLS routers misinterpret the Ethernet packets as an IPv4/6 packet ...
6
votes
3answers
2k views

How to log out of state sessions on Juniper SRX platform?

I am really having trouble to get our SRXes to log sessions that are not in the state table and get dropped because of that. For example, if you reboot the firewall and some old NFS implementation ...
14
votes
5answers
713 views

In a multi-tenant environment what should be done to make your switchports silent on Cisco and Juniper switches?

For example preventing it from sending arp, stp, etc and to reveal as little as possible about the rest of the network. Example use case would be connecting to a peering exchange.
19
votes
4answers
43k views

Can I see the pending (commit at) changes on a JunOS box?

If an engineer configures some changes in a JunOS box and then set them to go live later, that effectively locks the config database with a configure exclusive. How can I see the changes that he or ...
18
votes
1answer
1k views

MPLS auto-bandwidth balancing

I operate an MPLS/IP network that utilizes auto-bandwidth to measure bandwidth utilization and signal RSVP accordingly. How can I maintain balance across my LSP paths such that one large [P router]-to-...
8
votes
1answer
849 views

Aggregate Family Rate Limits on Juniper EX

Trying to figure out how to perform rate limits on Juniper EX for both inet and inet6 families. Ideally I'd like a packet rate limiter to be applied before the ip type is ever looked at. Basically, ...

1
6 7 8 9
10