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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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Cybersecurity Architect

A network security and systems engineer with over 12 years of experience in the field, ready to help and share my knowledge with others.

Troubleshooting Solution

setting up vpn on cisco asa 5505

i am trying to setup vpn on cisco asa 5505 firewall. i can successfully connect to the vpn using …

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…

Setting WAN MTU Size For Sonicwall Appliances

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

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

block/deny before accepting traffic



Can someone give me an example of how I would put a block to "SSH only" to - i

Troubleshooting Solution

Windows 10 PC blocked from connecting to Epson network printer. Synology Router and Bitdefender are used.


Computer cannot connect to Epson network printer

User has a Windows 10 Pro Dell Tower

He is connected

Troubleshooting Solution

Setting up RADIUS server with cisco pix 515E

Experts , Thank you very much for extending your supply on this topic for me.  When I am trying to …
Troubleshooting Solution

Site-to-Site IPSec VPN between Cisco ASA 5505 and Cisco 1710

Hi Guys,
    We're switching out old PIX 501s for ASA 5505 appliances and I need some help here as …
Troubleshooting Solution

Can I put a Managed Switch in Front of my Firewall?

I am having problems getting my network set up with my new SonicWall TZ270 firewall.  I set up …
Troubleshooting Solution

Sharepoint 2016 keeps requesting credentials when accessing office files (when accessed from the internet). )


We have a SharePoint 2016 instance that stores several different types of documents.  Internally,

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can't acces some websites

All of a sudden users cannot access websites. examples are:   aztaxes.gov and arcoro.com

I have added …
Troubleshooting Solution

Insignia Driver


Where can I find a driver for Insignia USB Display Adapter?

Troubleshooting Solution

SBS 2008 internet connection status Not Connected

Hey guys,

I'm stumped. I have here a DC SBS 2008 that has full Lan access, but no internet …
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

Need https request to go through a pix 501 to a netgear ssl device, while using dynamic DSL.

I need a https request to go through a pix 501 to a netgear ssl device, while using dynamic DSL.

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

FW Setup with PPPoE

Hi Experts.  I am setting up a NetGear fw to work with a DSL router.  I have setup the PPPoE …
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 …

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