TechPost

TechPost

Byte-Sized Articles on Juniper Solutions by Network Engineers, for Network Engineers

An innovative filtering solution for IPv4 traffic on MX Series, developed to handle five tuples matching criteria at scale. The MX platform ...
Explore the software and hardware differences you will encounter regarding switch connectivity when transitioning from the end-of-life QFX5100-48S ...
Discover how to implement micro-segmentation in your data center using Juniper Apstra and VXLAN Group-Based Policy. This comprehensive guide walks ...
The series is composed of the following posts: Introduction to BIER and BIER Underlay BIER Table Lookup BIER Overlay (present ...
A secure virtual cell site router (CSR + SecGW) functionality using Juniper Cloud Native Router or JCNR and Containerized SRX or cSRX so that customers ...
Second part of the 3-article series on BIER, detailing how is performed the lookup in the different BIER Tables. The series is composed of ...
An example of SRX AutoVPN functionality with Pre-Shared Keys in 3rd party mode; specifically with Linux/strongSwan spokes. While PKI-based ...
BGP Minimum ECMP is a new feature aiming at improving resiliency within DC networks. This article has been co-written by ...
A new innovative feature called Selective DLB (Dynamic Load Balancing), improving RDMA traffic ECMP. This article has been ...
First part of the 3-article series on BIER, discussing fundamental concepts and BIER underlay. The series is composed of the following posts: ...
A primer/survey for networking and cyber security enthusiasts interested in the evolution of this field. This article was initially published ...
Junos OS 23.4R1 introduces Mapping of Address and Port using Translation (MAP-T) as an adaptive service on Juniper MX Series routers equipped with ...
Efficient stateless load-balancing on Trio-based routers, offering optimal performance and reliability. Introduction Junos ...
BGP Route-Reflector is part of many networks, serving PE routers with reachability information. For this critical role, it’s important to have a ...
Express5 fungible shared memory architecture provides the foundation for a flexible memory scheme which increases scale and efficiency of memory ...
PTX10002-36QDD is the first router equipped with the new Juniper Express5 packet forwarding engine, a new deep-buffer 28.8Tbps package introducing ...
Another innovation for CUPS that enables unified Address Pool Management across CUPS controller(s) and Integrated BNGs. This use case simplifies ...
A Juniper BNG CUPS use-case that combines Smart Subscriber Load Balancing and High Availability Hot or Warm Standby across a group of User Planes ...
A practical yet simple demonstration of the SRX EVPN/VXLAN Type 5 ip-prefix-routes feature and related firewall policy processing across multiple ...
A Juniper BNG CUPS use-case that enables hitless maintenance for the user planes based on Broadband Forum TR-459 Issue 2. It improves the subscriber ...
The BGP Link-Bandwidth extension introduces an improvement to the BGP multipath, providing the ability to convey port speeds and propagate this ...
Juniper BNG CUPS (Control and User Plane Separation) is an emerging broadband architecture for control plane and user plane separation compliant ...
Introducing our latest Juniper Validated Design (JVD), addressing Metro Ethernet Business Services (EBS) with Juniper MX Series, ACX Series, and ...
BIER Interoperability testing verified between PTX10002-36QDD and other vendors during the EANTC 2024. Introduction ...
High-level functionality description of BIER as MVPN provider tunnels in the upcoming release of PTX Express 5. Introduction In Cheers! ...
What does differentiate the ACX7024X from the ACX7024 devices? In this short article, we will explain the differences and the motivation behind ...
Using Juniper vSRX on hardware with constrained resources, typically a mini-PC serving as flexible Internet gateway. Those are lately very popular ...
PTX Express 5 ASIC has full support for SRv6 with up to 8 carrier segment identifiers (SIDs) in a packet. That translates to 48 micro-SIDs (uSIDs), ...
Express5 has leap frogged in terms of Route scale, thanks to a novel approach in implementing the route table memory. ...
Filter in Express5 supports Flex Key match on any field in the first 128 bytes of the packet. Using software defined templates, firewall term matches ...
High-level overview of packet processing, exploring the evolution of throughput demands for these processing units, and discussing various methods ...
Introduction In this article, we’ll present a new open-source tool called OpenJTS (Juniper Telemetry Stack). Designed for effortless adoption, ...
In high multi-tenant environments such as Service Providers, Hosting Providers, or just large enterprises, having to deal with multiple internal ...
The new Juniper PTX10002-36QDD is here. It’s our first 800GigabitEthernet, deep-buffer, high-scale, router in the market, powered by Express 5. ...
Express 5 is Juniper's new ASIC for service providers and cloud networks, delivering 2x power efficiency, enhanced traffic insights, hardware-based ...
With network flow monitoring, you can troubleshoot application issues in a DC fabric with distributed, cloud-native, virtualized, and containerized ...
The ACX7000 family is growing fast. Today, we try a different approach to present this update of the ACX7000 portfolio. ...
A Deepdive on sFlow and IMON/IPFIX315 on MX Routers. ...
A minimalistic tool for bulk config changes in the scale-out system beyond options available in Auto-FBF CLI Introduction This TechPost is ...
Details of LLM inference workflow, how it differs from training, the many hardware/software optimizations that go into making inference efficient, ...
It is often stated that most network outages occur as a result of changes having been made to the system. There have been many notable examples ...
Although good old Junos SNMP MIB is very rich on every platform, occasionally some specific stats could have been handy. For example, number of ...
JCNR brings a lot of value by providing seamless connectivity between workloads across locations, public cloud boundaries, and workload form-factor, ...
Focusing on SRX firewall – the scaled out device - operational aspects in terms of removing device from service and bringing it back. Introduction ...
An overview of the different hardware profiles available on the ACX7000 Sries, and what is changing in the latest Junos releases. ...
Juniper Apstra supports Network Operating System (NOS) Upgrades for managed switches, allowing you to upgrade devices directly from the Apstra Server ...
Troubleshooting transit packet drops is not the easiest task for a network engineer. Sometimes, packets can be dropped in the forwarding ASIC at ...
Unfortunately, black-holes sometimes occur in networks – packets disappear without trace for no apparent reason. Often the first symptom is when ...
GPU cluster scale, model partitioning, and traffic patterns between the GPUs for training workloads. Article initially ...
Strategies to enhance the scale and performance of routing, aiming for faster convergence, improved stability, and optimized hardware utilization. ...
The benefits and versatility that Juniper brings with the PTP G.8275.1.ENH profile and the reasons behind its enhancements. ...
How Apstra clustering works with respect to Off-box agents and Probe processing units Introduction The Juniper Apstra standard implementation ...
The different thermal management solutions for cooling the high-power components in electronic systems (HPCs/Servers and network equipment), trends, ...
Starting in the 22.4R1 JUNOS release, MPC10E supports BNG subscriber access connections. Introduction Both MPC10E line card versions support ...
The Juniper Apstra SDK, written in Golang, integrates Apstra into the Terraform ecosystem, enabling an Apstra specific provider. Introduction ...
Solving the low entropy problem of the AI/ML training workloads in the Ethernet Fabrics. Guess how many active IP flows a single GPU normally ...
MX304 installs the full Internet tables at 47,000 routes per second, and we will show you how we are testing it. Introduction If you test ...
Apstra supports Drain Mode for managed switches, allowing the operator to gracefully drain traffic from devices without simply shutting down the ...
How Junos EVO implements the OpenConfig “platform” data model to expose many indicators/counters related to environmental data. Introduction ...