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Hardware Firewalls

Hardware-based firewalls provide more sophisticated protection for inbound and outbound traffic than the simple Windows software firewall or the ba...

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Network Architect

Over 15 years' experience in enterprise network design and implementation focused on routing, switching, Wi-Fi and Cisco ISE.

Advice Solution

Ideas to separate different businesses on the same LAN.


COVID seems to have disrupted many office buildings security where we're finding a theme playing out


Unstable/Slow Performing Networks or VPNs? …just go grocery shopping!

Imagine you have a shopping list of items you need to get at the grocery store. You have two …

Free #Cybersecurity training to address skills gap for all …

Free #Cybersecurity training to address skills gap for all #Fortinet

For more information, check…
Advice Solution

What is the best Firewall I can buy?

Let's say price is not an issue, what is by far the best firewall out there for an enterprise?
I …

Setting WAN MTU Size For Sonicwall Appliances

Occasionally, we encounter connectivity issues that appear to be isolated to cable internet service.…
Advice Solution

Do Firewall's HTML5 Clientless VPN posses any security threats ?


We want to use  Sophos UTM HTML5 Clientless SSL VPN to allow  access RDP to some jump hosts.

Research Solution

Firewalling a device that has a public IP address?


Since I don't deal with internet backbone kinds of systems then, in my naive "end user" view, I have

Research Solution

Trying to understand and modify Cisco Router RV345

So I just joined a small company and I am the only IT person.  Currently we are running out of IP's …
Troubleshooting Solution

Home wireless computer has no Internet after adding new SonicWall SOHO wireless-n router

2nd home wireless computer is connected to Sonicwall SOHO wireless -n, but has no internet
Troubleshooting Solution

Add firewall to network with Server providing NAT

Network Current.pdf Networked With Firewall.pdfI have a client for whom I would like to add a …
Research Solution

Class B Network Setup Help

I am setting up a new sonicwall and class B IP scheme as we are running out of IP's in our existing …
Troubleshooting Solution

ipsec tunnel between two small offices, best lowcost equipment

I am setting up a connection between two small offices and think that an IPSEC tunnel is the best …
Troubleshooting Solution

Setting up a VPN

I have an office that is running a domain.   They have a TP-LInk TL-600VPN.  This office is opening …
Troubleshooting Solution

Do not TRUST the juniper for Firewall

Our all Network is designed with Juniper devices and we are very sorry for this.
Juniper SRX3600 …
Troubleshooting Solution

OPNsense firewall can't authenticate against radius in Azure


I'm in the process of moving my radius server used for authenticating VPN clients from my …
Troubleshooting Solution

Lost Network Connections to File Server and NAS After SonicWall Firewall Installation



I recently installed a SonicWall TZ270 Firewall in my home office environment.  I have four


Great Walls of Fire!

I recently had the displeasure of buying a new firewall at one of the buildings I play Sys Admin at.…
Troubleshooting Solution

Cisco ASA 5510 & Two Local Networks

I have a Cisco ASA 5510. There are three interfaces

1. Inside security level 100 10.10.x.x  …
Troubleshooting Solution

Sonicwall tz215 internet speed slow  help

Hi Guys

I have Sonicwall tz 215 Firewall.

My speed is 200mbps but after installation this …

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