Cisco Wireless

APRIL 8, 2025

Explore how AI is transforming cyber defense, evolving from traditional firewalls to real-time intrusion detection systems.

Firewall 188

Firewall Artificial Intelligence 188

Cisco Wireless

FEBRUARY 11, 2025

In the changing landscape of network security, the combination of Universal Zero Trust Network Access and Hybrid Mesh Firewalls offers a powerful defense.

Firewall 211

Firewall Network Networking Network Security 211

Cisco Wireless

NOVEMBER 8, 2024

Cisco Secure Firewall is a comprehensive offering that simplifies threat protection by enforcing consistent security policies across environments.

Firewall 190

Firewall WAN 190

Network Engineering

JANUARY 28, 2025

I have a tunnel between our remote school and our main complex, it occasionally stops transmitting data between the sites. I have been using the CLI on the local ASA 5516 to reset it with the vpn logoff all command. I have noticed that during a normal school day I have been doing this between 4 and 6 hours apart.

VPN 130

VPN Firewall 130

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. Now my company requests us to create a static IP address since there were issues reagrds to this.

IP Address 130

IP Address Firewall VPN Port 130

NW Kings

FEBRUARY 28, 2025

Additionally, as cyber threats grow more sophisticated, knowledge of firewalls and their configuration has become increasingly important. This comprehensive guide will provide you with a collection of the most relevant interview questions for CCNA, CCNP, and firewall positions in 2025. Explain the concept of a DMZ (Demilitarized Zone).

Firewall 52

Firewall IP Address Network Networking 52

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.

Firewall 130

Firewall VPN Internet Networking 130

Docker Blog

FEBRUARY 28, 2025

When you run a container on the default Docker bridge network, Docker sets up NAT (Network Address Translation) rules using your systems firewall (via iptables ). If you installed Docker on a single machine and used our defaults, without manually customizing your firewall settings, youre likely unaffected by upgrading. What happened?

Engineering 185

Engineering Networking Network LAN 185

The Network DNA

MARCH 6, 2025

Palo Alto Network Firewalls with LDAP LDAP serves as a protocol designed for interacting with and managing directory services, primarily for verifying user identities and permissions. Palo Alto Network Firewalls with LDAP Unified Authentication : Consider a scenario where numerous systems and devices require user credentials for access.

Firewall 52

Firewall Networking Network IP Address 52

Network Engineering

MARCH 10, 2025

Firewall Settings: Zone for VLAN: Input: accept Output: accept Forward: reject Masquerading: Enabled Forwarding to wan allowed Issue: The work network device gets an IP in the 192.168.2.x I've checked connections, firewall rules, and interface settings, but can't seem to resolve the issue. Interface Settings for VLAN: Device: eth0.2

Internet 130

Internet Port DNS Routers 130

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? Thanks in advance for any help.

Firewall 130

Firewall Networking Network 130

Network Engineering

OCTOBER 29, 2019

I have this architecture (without the firewall). I bought a Watchguard M570 as Firewall to add it in my network. My Question is : Could i use my watchguard and connect this one to my 2 LoadBlancers and route each one to its network as i draw in the picture ?

Firewall 130

Firewall LAN Network Networking 130

4sysops

MARCH 21, 2025

Cloudflare named a leader in Web Application Firewall Solutions in 2025 Forrester report Cloudflare has been recognized as a Leader in the Web Application Firewall (WAF) Solutions category in Forrester’s Q1 2025 report.

Firewall 52

Firewall Application Artificial Intelligence 52

4sysops

MARCH 28, 2025

AWS Network Firewall adds pass action rule alerts and JA4 filtering – AWS AWS has introduced new features for AWS Network Firewall, specifically the generation of alerts on traffic matching pass action rules and the support for JA4 fingerprinting in firewall rules. JA4 fingerprinting allows the firewall… Read more

Firewall 52

Firewall Network Networking 52

Obkio

DECEMBER 16, 2024

Learn how to effectively monitor firewall performance, identify common issues, troubleshoot, and choose the right toolset.

Firewall 98

Firewall 98

Network Engineering

FEBRUARY 12, 2025

I have a zone-based firewall configuration with WAN, LAN, and LOCAL zones (LOCAL being the zone for the router itself). 24) from LAN devices but my worry is that: if eth0 is in the LAN zone then I can access the admin interface of the modem, but I worry that this would open a hole in the firewall from WAN to LAN. 24 subnet.

LAN 130

LAN WAN Firewall Port 130

Network Engineering

FEBRUARY 27, 2024

I'm currently in the process of setting up a new Fortigate Firewall and have run into an issue while configuring DNAT. However, even before I could get to setting up the firewall rules, pinging the host was already not working, even though it should still function and is already allowed.

Firewall 130

Firewall IP Address Port 130

4sysops

MARCH 22, 2025

AWS Network Firewall introduces new flow management feature – AWS AWS has launched a flow management feature for the AWS Network Firewall to enhance control over active network flows. The new capability assists in maintaining security policies during firewall rule updates and… Read more

Firewall 52

Firewall IP Address Network Networking 52

Cisco Wireless

AUGUST 29, 2024

Cisco FMC 7.6 brings Template support for easy, scalable zero-touch provisioning and SD-WAN setups.

Firewall 189

Firewall WAN 189

4sysops

JANUARY 24, 2025

Zyxel warns of bad signature update causing firewall boot loops Zyxel has issued a warning regarding a problematic security signature update that has led to significant issues for USG FLEX and ATP Series firewalls, resulting in boot loops and other critical errors.

Firewall 52

Firewall 52

4sysops

JANUARY 27, 2025

Zyxel firewalls borked by buggy update, on-site access required for fix Zyxel customers are encountering problems, primarily reboot loops, following a recent update to application signatures on their firewalls. The issues arose after the Taiwanese company’s updates were implemented between Friday and Saturday.

Firewall 52

Firewall Application 52

Network Engineering

JANUARY 23, 2025

I have checked the firewall of the router but it seems to be deactivated. After the connection is disrupted, when I attempt to send a packet from the server using the previously established socket, the router responds with a RST (reset) packet.

Routers 130

Routers TCP Firewall Server 130

Network Engineering

MARCH 24, 2025

I was reading the Expo documentation and came across the following excerpt: Restrictive network conditions (common for public WiFi), firewalls (common for Windows users), or Emulator misconfiguration can make it difficult to connect a remote device to your dev server over lan/localhost.

Network 130

Network Networking LAN Firewall 130

Packet Pushers

APRIL 11, 2025

Network security has evolved from stateful perimeter firewalls with maybe some IDS/IPS to a complex stack delivered as numerous unique tools, which often don’t talk to one another and may need to be operated by specialists.

Firewall 83

Firewall Network Security Networking Network 83

Cisco Wireless

FEBRUARY 26, 2025

Cisco Secure Firewall helps keep encrypted traffic safe. While encryption enhances security by protecting data integrity and privacy, it also poses challenges.

Encryption 191

Encryption Firewall 191

Cisco Wireless

SEPTEMBER 10, 2024

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

Network 190

Network Networking Firewall 190

Cisco Wireless

SEPTEMBER 10, 2024

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

Firewall 189

Firewall Network Networking 189

Packet Pushers

SEPTEMBER 17, 2024

Today on Packet Protector we look at cloud firewall architectures. If youve deployed firewalls in the campus or a data center, its useful to know that there are differences in the public cloud. Read more » Today on Packet Protector we look at cloud firewall architectures. Read more »

Firewall 52

Firewall Cloud Data Centers 52

CloudFaire

MARCH 24, 2025

Take control of public AI application security with Cloudflare's Firewall for AI Firewall for AI discovers and protects your public LLM-powered applications, and is seamlessly integrated with Cloudflare WAF.

Email 100

Email Firewall Application IP Address 100

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. The ASA firewall utilizes the XLATE database to manage both dynamic and static NAT translations.

Firewall 52

Firewall IP Address TCP 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?

Firewall 52

Firewall VPN IP Address Port 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 10.10.10.3-10.10.10.100 255.255.255.0

Firewall 52

Firewall IP Address VPN Port 52

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 and model PA-5250 in Active Passive setup.

Firewall 130

Firewall Networking Network Engineering 130

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.

VPN 130

VPN Server Routers Port 130

Akins IT

MARCH 13, 2023

The good news is that there is a solution : Fortinet's Security Fabric and Next Generation Firewalls. Safeguarding Your School's IT Infrastructure: The Power of Network Firewalls Thankfully, a specialized school firewall can provide the protection you need to keep your school safe and running smoothly.

Firewall 52

Firewall Networking Network Education 52

Network Engineering

JUNE 12, 2020

Yesterday we did a "big bang" firewall switch in our company. Our new firewall is a pfSense server. the port forward and creating the required firewall rules) Lets say our external ip is 84.1.1.1 , pfSense is 192.168.1.1 and our web server ip is 192.168.1.2. pfSense configuration WAN INTERFACE igb0 32 84.1.1.1

Port 130

Port Gateway Firewall WAN 130

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

Port 130

Port Routers Firewall Server 130