Network Engineering

JANUARY 11, 2025

I am setting up an OPNSense firewall for my home network and home lab. I have setup OPNSense as part of a network defense class. However, the devices were virtualized and we did not have to do any wiring. Below, I have an image of two ways I believe the wiring should be done. Which scenario is correct?

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Network Engineering

DECEMBER 18, 2024

I am trying to create a ssl vpn connection through my office sophos firewall and in order to do that, I have to add a group to the ssl vpn policy. And that is only logical when I am able to add user to that group but alas, I can not register or create a new user.

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Cisco Wireless

SEPTEMBER 10, 2024

Secure Network Analytics 7.5.1 This release provides features including expanded firewall log ingestion, custom dashboards, better ISE integration, and much more. is now available.

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Firewall Network Networking 189

NW Kings

FEBRUARY 28, 2025

As we progress into 2025, the landscape of networking continues to evolve rapidly, with new technologies, protocols, and security measures shaping the way organizations design and manage their networks. CCNA Interview Questions The CCNA certification serves as a foundational credential for network engineers.

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Firewall IP Address Network Networking 52

Kentik

JANUARY 6, 2021

In part 1 of this series , I talked about the importance of network observability as our customers define it — using advances in data platforms and machine learning to supply answers to critical questions and enable teams to take critical action to keep application traffic flowing. Access and transit networks, edge and exchange points, CDNs.

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Network Engineering

NOVEMBER 28, 2016

and everything else on this network From Site A, I can only ping 10.0.3.1. I understand that firewall needs to be able to allow for ping on 10.0.3.0 SITE B Secondly, I'm going to be connecting up a VOIP/SIP network onto this router for Site B. network? Need help here Site B TZ105 x0 Lan 192.168.162.1 X2 LAN 10.0.3.1

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Network Engineering

FEBRUARY 20, 2025

I am new to networking, and I want to create a static IP address for my Sophos Connect VPN. So, previously, it was done by the vendor, not the static IP address setting, but they gave us three ISP's static IP and made the VPN travel through either one. The Issue: 1.The The Issue: 1.The

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Packet Pushers

NOVEMBER 1, 2024

Alkira provides a Multi-Cloud Networking Service (MCNS) that lets you connect public cloud and on-prem locations using a cloud-delivered, as-a-service approach. Read more » Alkira provides a Multi-Cloud Networking Service (MCNS) that lets you connect public cloud and on-prem locations using a cloud-delivered, as-a-service approach.

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Cloud Network Networking Firewall 90

Kentik

FEBRUARY 15, 2023

In recent years, the rapid development of cloud-based networking, network abstractions such as SD-WAN, and controller-based campus networking has meant that basic, day-to-day network operations have become easier for non-network engineers. The new role of the network expert So, what’s left?

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Engineering Network Networking WAN 105

Kentik

FEBRUARY 8, 2023

Traffic telemetry is the data collected from network devices and used for analysis. As a critical input to a network observability platform, this data can help monitor and optimize network performance, troubleshoot issues, and detect security threats. Monitoring network traffic can be expensive.

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Network Networking Port IP Address 111

4sysops

FEBRUARY 20, 2025

AWS Network Firewall introduces automated domain lists and insights – AWS AWS Network Firewall has introduced automated domain lists and insights, which improve network traffic visibility and streamline firewall rule setup.

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Firewall Network Networking 52

Akins IT

MARCH 13, 2023

The Increasing Cybersecurity Risks for Schools and How to Overcome Them As schools adopt new learning initiatives such as online learning, cloud based systems, and integrate mobile and IoT devices into their networks, cybersecurity risks are also increasing.

Firewall 52

Firewall Network Networking Education 52

Network Engineering

SEPTEMBER 12, 2023

Starting from the following network topology: Internet ISP Cable Router Firewall Router rest of the network / multiple VLANs (port forwarding) | DMZ I had to expose two VLANs over the internet through VPN for two groups of users. what is the recommended way of achieving what I want to do?

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Kentik

APRIL 4, 2023

When evaluating solutions, whether to internal problems or those of our customers, I like to keep the core metrics fairly simple: will this reduce costs, increase performance, or improve the network’s reliability? It’s often taken for granted by network specialists that there is a trade-off among these three facets. Durability.

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Cloud Network Networking Bandwidth 104

Network Engineering

NOVEMBER 19, 2021

I am a network engineer and we have recently swapped out some Palo Alto firewalls for newer models. The old firewalls were managed in Panorama and I recently tried to integrate these new firewalls to Panorama. and model M-100 Firewalls are version 9.1.8 Panorama is version 9.1.8 Many thanks in advance!

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Firewall Network Networking Engineering 130

Packet Pushers

AUGUST 18, 2023

On today's Heavy Networking we explore network and firewall automation with sponsor BackBox. We get under the hood to understand how it works, what it delivers, and how it addresses the challenges of network and security operations. BackBox has developed a platform that aims to deliver practical automation out of the box.

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Firewall Network Networking 52

CATO Networks

SEPTEMBER 15, 2022

However, network firewalls are still a relevant and vital security solution in the era of the cloud. The interconnection between on-prem and cloud environments and between applications within cloud deployments makes network security vital to cloud security.

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Firewall Cloud Network Networking 52

Packet Pushers

SEPTEMBER 3, 2021

Today's Heavy Networking podcast dives into academic research on DDoS attack techniques. Our guests have published a paper about how the TCP protocol and middleboxes such as firewalls can be weaponized by bad actors and used in reflective amplification attacks.

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Firewall TCP Network Networking 52

Network Engineering

JANUARY 4, 2025

[I'm unsure whether this should be posted on Network Engineering, Server Faults or Android Enthusiasts] We have a hotspot service that connects into MikroTik routers, using the built-in hotspot facility. From a networking point of view, DNS is functional and there are no firewall entries that can restrict the traffic.

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Packet Pushers

DECEMBER 13, 2021

This week's Network Break asks whether Broadcom's acquisition of AppNeta, which offers SaaS-based digital experience monitoring, is a good fit. We look at new features in the SONiC network OS, dive into a new firewall service available from Cloudflare, and more IT news.

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Firewall Network Networking 52

The Network DNA

JUNE 10, 2024

Understanding "XLATE" (translation) table in Cisco ASA Firewall Many of you already heard about the "XLATE" table in Cisco ASA Firewall but some of you want to understand what exactly it is and what is the purpose of this table. Cisco ASA XLATE Table Real IP Address: The actual IP address assigned to a device within a private network.

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Firewall IP Address TCP Port 52

Juniper

FEBRUARY 18, 2025

Official Juniper Networks Blogs Seamless network integration: connecting OpenShift to your data center with Apstra In today’s fast-paced digital world, businesses demand agility andefficiency from their IT infrastructure.

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Data Centers Network Networking Virtual machine 64

Network Engineering

JANUARY 1, 2025

FreeRADIUS Settings /etc/raddb/clients.conf client router{ ipaddr = 203.230.7.1 secret = mycisco shortname = router } client switch{ ipaddr = 203.230.7.254 secret = mycisco shortname = switch } client laptop{ ipaddr = 203.230.7.4 no sh exit aaa new-model radius-server host 203.230.7.2

Port 130

Port Routers Firewall Server 130

Network Engineering

APRIL 23, 2014

Now, I need to route one of the WAN IP addresses directly to an internal machine without any NAT being performed on the firewall. I've got a /29 subnet routed into the box, and everything is running fine.

WAN 130

WAN IP Address Firewall Network 130

Packet Pushers

MAY 8, 2023

Take a Network Break! This week we discuss a new Azure-native cloud firewall from Palo Alto Networks, why pharma giant Merck might be owed a big settlement from its cyber-insurers, and why HPE wants to simplify its branding. Take a Network Break!

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Firewall Insurance Port Network 52

The Network DNA

NOVEMBER 26, 2024

Basic configurations on Cisco ASA Firewall - Part 2 As a part of the understanding on the basics of Cisco ASA firewalls, these are some of the commands used to configure Cisco ASA firewall in real scenario. Cisco ASA in a Network Configuring DHCP, AAA, and SSH NDNA-ASA(config)# dhcpd address 10.10.10.3-10.10.10.100

Firewall 52

Firewall IP Address VPN Port 52

The Network DNA

NOVEMBER 26, 2024

Basic configurations on Cisco ASA Firewall - Part 1 As a part of the understanding on the basics of Cisco ASA firewalls, these are some of the commands used to configure Cisco ASA firewall in real scenario. Cisco ASA Firewall in a Network What is Cisco ASA Firewall? How to check the show version command ?

Firewall 52

Firewall VPN IP Address Port 52

NW Kings

JANUARY 14, 2025

Palo Alto Networks offers a variety of cybersecurity solutions that are specifically designed for different environments and requirements. Product Lines Overview The security solution offered by Palo Alto Networks is organized in three main product lines: Strata, Prisma, and Cortex.

Network 52

Network Networking Firewall Artificial Intelligence 52

4sysops

FEBRUARY 13, 2025

Mysterious Palo Alto firewall reboots? You’re not alone Palo Alto Networks’ firewall administrators have reported unexpected reboots of their devices running PAN-OS version 11.1.4-h7/h9. Acknowledging the issue, the company has prepared a patch, hotfix 11.1.4-h12,

Firewall 52

Firewall Network Security Network Networking 52

CATO Networks

MAY 3, 2021

Cracks are forming at the base of the cloud firewall. The shift to multicloud strategies and the rapid evolution of network-based threats are uncovering weaknesses in cloud firewalls. Instead, many companies are adopting Firewall-as-a-Service (FWaaS) solutions. What is a Cloud Firewall Used For? Lets find out.

Firewall 52

Firewall Cloud SASE MPLS 52

NW Kings

JANUARY 4, 2025

Are you looking to kickstart your career as a (network engineer)? In this comprehensive guide, we will (1) explore essential steps and courses you need to take to thrive in networking field by 2025. For freshers without network experience, enrolling in live courses is highly recommended. Many candidates linger on CCNA for years.

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Engineering Network Networking Data Centers 52

Confluent

JANUARY 21, 2021

This year’s pandemic has forced businesses all around the world to adopt a “remote-first” approach to their operations, with an emphasis on better enabling collaboration, remote work, and productivity. This […].

Firewall 81

Firewall Network Networking 81

4sysops

FEBRUARY 15, 2025

Hackers exploit authentication bypass in Palo Alto Networks PAN-OS Palo Alto Networks PAN-OS firewalls are currently under attack due to a high-severity vulnerability (CVE-2025-0108) that allows authentication bypass. h4 or later, and others. PAN-OS 11.0 is also at risk but will… Read more

Network 52

Network Networking Firewall 52

CATO Networks

JULY 19, 2023

I read with some surprise the interview with Zscalers CEO, Jay Chaudry, in CRN where he stated that the network firewalls will go the way of the mainframe, that the network is just plumbing and that Zscaler proxy overlay architecture will replace it with its application switchboard. The proxy firewalls faded. I guess not.

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Packet Pushers

APRIL 4, 2022

Today's Network Break examines new network fabric automation capabilities from Aruba, new network and security gear from Arista that opens up brand new markets for the company, a cloud-native firewall for AWS from Palo Alto Networks, an update on an attack against a satellite network, and more tech news.

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Network Networking Firewall Cloud 52

Network Engineering

JANUARY 8, 2025

We temporarily add the customers public IP to our firewall to enable communication between the client and server. With proper routing, this could enable direct communication between the iPerf3 client (on the CPE or customer-side network) and our iPerf3 server, without requiring a physical technician presence.

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Packet Pushers

NOVEMBER 11, 2022

Heavy Networking welcomes sponsor Netris to the show with a special episode for you network nerds who are really getting into automation, infrastructure as code, pipelines, and so on. Netris is all about bringing that public cloud VPC experience to the network youve already got.

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Network Networking Gateway Firewall 52