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TechPost

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

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 ...
A description of the different configurations that can be rendered based on the state of the devices in Apstra. ...
Using Tags, Property Sets, and Jinja to simplify Apstra Freeform Day-2 Configuration. ...
How vJunos-switch is deployed as a VM, packaged within a container, on a bare metal server using the open source network emulation tool Containerlab. ...
From the basic constructs Freeform uses – Tags, Device Contexts, Property Sets, and Config Templates – to creating a simple Freeform blueprint, ...
Optimizing Failover Convergence for Enhanced Network Resilience with BGP PIC implementation in JUNOS. Introduction This blog will delve into ...
Apstra manages network security and workload isolation via the Policy Assurance feature. This feature allows you to create policies that are decoupled ...
A look at the semiconductor industry evolution, the inflection points, and how packaging and interconnect technologies evolved to make chiplets ...
A detailed configuration example that shows how to dual-home data center servers to Juniper leaf switches by using EZ-LAG, a simplified version ...
As a revolutionary multicast technology that allows efficient replication without requiring per-tree states in the network, Bit Index Explicit Replication ...
An essential operation in a working data center network would be the need to replace a device that has either failed or just needs to be re-allocated/reused ...
A brief introduction to the LLMs, the hardware challenges in training these models, and how the GPU and networking industry is evolving to optimize ...
Illustration of an IP/VPN MPLS network provisioned and operated with Apstra Freeform. Introduction ...
Juniper enhanced the initial DDoS protection feature with Suspicious Control Flow Detection (SCFD). It provides deeper analysis within a given protocol ...
How much traffic coming from Internet reach my different POPs? Can I monitor in real time the traffic coming from the “TOP Internet Talkers”? Is ...
How we can significantly reduce the power usage of the ACX7000 routers with basic configuration and simple best-practices. Introduction Power ...
Configlets allow the administrator to create custom configuration templates and automatically deploy them to devices based on intent. ...
Guide to the EVPN VXLAN based Optimised Inter-subnet Multicast (OISM) on Express4 based PTX10k platforms. ...
Did you know: numerous built-in functionalities with Junos-EVO are enabled by default and help reducing the power usage and carbon foot-print of ...
Key applications of BGP Classful Transport (BGP-CT), including path-diversity across multiple ASes, multi-AS paths that take into account sovereignty ...
The Audit trail feature tracks a user’s actions while using Apstra and can be very useful in investigating general usage, network outages, and possible ...
An alternative approach to scale-out of security services, specifically for CGN and Gi Firewall deployments called auto-fbf. Technologies in scope ...
The capabilities of a specific switch hardware model are defined in the Device Profile and linked to the logical representation of the switch. Linking ...
Juniper Apstra’s fundamental purpose is to minimize operational costs and maximize the speed of network operations by furnishing predefined, rigorously ...
All you need to know on Centralized Deterministic NAT configuration, scale and performance on MX routers. ...
The Juniper Off Box Security Services Solution defines a common security services complex to be used in conjunction with MX Provider Edge (PE) deployments ...
Another use case for link slicing: instead of data plane identifiers, control plane identifiers are used. Control plane protocols exchange the ...
Let's test the real power saving on PTX platforms achieved when shutting down used and unused Packet Forwarding Engine (PFE). Introduction ...
Solution to secure BGP Option B against MPLS label spoofing on MX Series routers. ...
A detailed review of the various components inside a high-end router and how they contribute to overall power consumption. Article initially ...
Timing and synchronization requirements and capabilities are continually evolved to drive the ultra-low latency, mission critical and advanced radio ...
BGP FlowSpec is one of the mechanisms that allows a network to protect itself against DDoS attacks. A common mitigation tactic is to redirect malicious ...
Traffic mirroring is a useful method for debugging traffic patterns. The ACX7000 family of products supports both local port mirroring and ERSPAN. ...
BGP CT interoperability tests between Junos, Junos Evo and FreeRTR routers conducted in Berlin during the EANTC2023 event in March 2023. ...
The guaranteed link slicing feature, using MPLS and SRv6 as underlay transport. Link slicing is a way ...
vJunos-switch and vJunosEvolved deployed on EVE-NG and integrated with Juniper Apstra to build a complete Data Center fabric. ...
A comprehensive user guide on how to successfully deploy and use vJunos-switch and vJunosEvolved on KVM (one of the most popular virtualized environments ...
Olé, Olé, Overlays! Welcome back to the validation design series and today is all about that overlay! Introduction The previous blog ...
Broadband services are evolving with cloud streaming and advanced video, a new BNG QOS model for subscribers is required to optimise latency, throughput ...