Setting up Sonicwall for small medical office

hello everyone! I was hoping to get some help with installing a Sonicwall Tz280w for a small medical office. I'll provide some context of the environment:

  • I work for an MSP and the client (medical office) requested to purchase a firewall
  • Their environment is completely wireless with the exception of their Copier (they have workstations and ring cams)
  • they have spectrum business internet and have a flat network (192.168.x.x)
  • Geek Squad help them get set up years and years ago before they reached out to us so this a new client

The problem:

I never really had set up a firewall for anyone before; I came from environments that had everything preconfigured and installed working as a in-house IT guy or team. This is my first MSP job after I took a break to start a small business for a year.

I was tasked to set up the firewall and what I did was register and configure the firewall at the office. I set up the object profiles, created the SSID for the firewall to broadcast, and created vlans for the cams, guest network, and the staff wifi. Then once configured, I took it to the office and plugged it in and plugged a cable to spectrum router to the firewall and got all the devices to connect to the firewall. They had connectivity and I checked to make sure everyone could print and the cameras were visible in their segregated VLAN. gave the logins to the office manager and thought it was good to go.

We got a call Monday afternoon saying they couldnt scan to their folder on their desktops and needed support so i was sent over. I fogotten the copiers were on the spectrum routers IP and not the firewall but i thought it was weird that the printing still work so i assumed they could still handle everything. I attempted to change the IP of the copier but then no one could print or scan. I also plugged the copier to the firewall thinking this would do something but nothing happened. I checked the address book of the printer and turns out they have it to where the path is just going to a folder name and the direction is just the PC name. I think their printing solution company set that up so i thought maybe there is some rule preventing the lan to talk to the vlan but even changing that rule, the printer couldnt scan to folder to the IP of the firewall/router everyone was now set up in.

The Setup:

  • Firewall: SonicWall TZ 280W
  • LAN (Wired): 192.168.0.x (Canon MFP is here at 192.168.0.199)
  • WLAN (Wi-Fi): 192.168.20.x (Windows 11 Target PC is here at 192.168.20.67)

The Issue:

The Canon MFP fails to Scan-to-Folder (SMB) to the Windows 11 PC on the Wi-Fi. The job hangs on "Resending..." and eventually spits out a "TX Incomplete" error.

To isolate the printer, I tested basic PC-to-PC file sharing across the subnets (from a wired PC at 192.168.0.5 trying to access \\192.168.20.67). It gets instantly blocked with a "Network path not found" error.

However, pings (ICMP) between the two subnets work perfectly.

what i tried:

  • SonicWall Access Rules: Created explicit ALLOW rules for both LAN ➔ WLAN and WLAN ➔ LAN (Source: Any, Destination: Any, Service: Any).
  • Security Services: Turned OFF Gateway AV, Anti-Spyware, and IPS (DPI) on these specific access rules to prevent packet inspection drops.
  • WLAN Zone: Verified "Enable Guest Services" is strictly disabled on the WLAN zone.
  • Windows Firewall: Turned completely OFF on the target PC across all three profiles (Domain, Private, and Public).
  • Third-Party AV: Verified no third-party AV or endpoint protection (McAfee, SentinelOne, etc.) is hijacking the Windows firewall.
  • Windows Permissions: Share permissions set to Everyone with Full Control. Verified the SmbScanUser account has a password.
  • Windows SMB Config: Disabled SMB Signing via Group Policy on the target PC just in case the firewall was mangling the modern cryptographic handshake.

My thoughts are what if I either change the IP of the firewall to the 192.168.0.x range so they are all in the same IP range. Not sure if this would fix it. OR if i should just keep the devices on the spectrum router and try to set up the firewall to just monitor and NOT act like a router.

Any and all help would be super helpful, thanks everyone!

reddit.com
u/coco_shibe — 6 days ago

Setting up Firewall for Small Office

hello everyone! I was hoping to get some help with installing a Sonicwall Tz280w for a small medical office. I'll provide some context of the environment:

  • I work for an MSP and the client (medical office) requested to purchase a firewall
  • Their environment is completely wireless with the exception of their Copier (they have workstations and ring cams)
  • they have spectrum business internet and have a flat network (192.168.x.x)
  • Geek Squad help them get set up years and years ago before they reached out to us so this a new client

The problem:

I never really had set up a firewall for anyone before; I came from environments that had everything preconfigured and installed working as a in-house IT guy or team. This is my first MSP job after I took a break to start a small business for a year.

I was tasked to set up the firewall and what I did was register and configure the firewall at the office. I set up the object profiles, created the SSID for the firewall to broadcast, and created vlans for the cams, guest network, and the staff wifi. Then once configured, I took it to the office and plugged it in and plugged a cable to spectrum router to the firewall and got all the devices to connect to the firewall. They had connectivity and I checked to make sure everyone could print and the cameras were visible in their segregated VLAN. gave the logins to the office manager and thought it was good to go.

We got a call Monday afternoon saying they couldnt scan to their folder on their desktops and needed support so i was sent over. I fogotten the copiers were on the spectrum routers IP and not the firewall but i thought it was weird that the printing still work so i assumed they could still handle everything. I attempted to change the IP of the copier but then no one could print or scan. I also plugged the copier to the firewall thinking this would do something but nothing happened. I checked the address book of the printer and turns out they have it to where the path is just going to a folder name and the direction is just the PC name. I think their printing solution company set that up so i thought maybe there is some rule preventing the lan to talk to the vlan but even changing that rule, the printer couldnt scan to folder to the IP of the firewall/router everyone was now set up in.

The Setup:

  • Firewall: SonicWall TZ 280W
  • LAN (Wired): 192.168.0.x (Canon MFP is here at 192.168.0.199)
  • WLAN (Wi-Fi): 192.168.20.x (Windows 11 Target PC is here at 192.168.20.67)

The Issue:

The Canon MFP fails to Scan-to-Folder (SMB) to the Windows 11 PC on the Wi-Fi. The job hangs on "Resending..." and eventually spits out a "TX Incomplete" error.

To isolate the printer, I tested basic PC-to-PC file sharing across the subnets (from a wired PC at 192.168.0.5 trying to access \\192.168.20.67). It gets instantly blocked with a "Network path not found" error.

However, pings (ICMP) between the two subnets work perfectly.

what i tried:

  • SonicWall Access Rules: Created explicit ALLOW rules for both LAN ➔ WLAN and WLAN ➔ LAN (Source: Any, Destination: Any, Service: Any).
  • Security Services: Turned OFF Gateway AV, Anti-Spyware, and IPS (DPI) on these specific access rules to prevent packet inspection drops.
  • WLAN Zone: Verified "Enable Guest Services" is strictly disabled on the WLAN zone.
  • Windows Firewall: Turned completely OFF on the target PC across all three profiles (Domain, Private, and Public).
  • Third-Party AV: Verified no third-party AV or endpoint protection (McAfee, SentinelOne, etc.) is hijacking the Windows firewall.
  • Windows Permissions: Share permissions set to Everyone with Full Control. Verified the SmbScanUser account has a password.
  • Windows SMB Config: Disabled SMB Signing via Group Policy on the target PC just in case the firewall was mangling the modern cryptographic handshake.

My thoughts are what if I either change the IP of the firewall to the 192.168.0.x range so they are all in the same IP range. Not sure if this would fix it. OR if i should just keep the devices on the spectrum router and try to set up the firewall to just monitor and NOT act like a router.

Any and all help would be super helpful, thanks everyone!

reddit.com
u/coco_shibe — 6 days ago

Am I Overeacting about my job?

Hey everyone happy tuesday! Wanted to vent and maybe just here from people in my community about the situation I am currently in. Ive been working in IT for about 6 years. When i started i was a l1 support guy making 15/hr in socal while working another full time job that paid more. I wanted to transition into IT only and moved up the ranks and went the sysadmin route eventually making alittle over 80k/year.

Unfortunately that job was bad and alot of racism and legal issues started transpiring at that company and I decided to bail beforehand. I took a year to start a business growing food and try to make something through the farmers market but didnt earn what I had working IT so after a year off I started looking for work again. Didn't realize the market was alittle rough but I got a job at an MSP in LA. They hired me as a network security consultant and engineer and sold me on the idea I would be working on a small team with a few small clients so I told myself why not?

Unfortunately there was no small team, the "senior" IT guy was non-existent that never responded to my emails or my messages asking about info that was client specific. He would come by once every month to collect a check then leave. Found out he makes double what I make but works less hours as im labeled "the main guy" now. On top of this i was lied to by my boss that hired me; we had a big client who wanted us and my boss told me if we can lock the client in a contract we would hire an L1 guy AND I would get a salary boost but I needed to reform our IT stack. I spent so much time with vendors and integration researching and made a stack i was proud of and it worked we got the client when we should them all what we offered. Here's the kicker:

He never gave me my raise and after they signed he told me an L1 guy full time would be too expensive and to just assign more work to the senior tech to save money. Now I am knee deep in projects that include full environment rebuilds, network security updates and migrations ALONGSIDE of on-boarding this new client and handling help desk and IT support. Oh yeah and im only 60k a year and the raise was to boost me to 70k. The stress and anxiety the last month has really messed me up and im just lost what to do from here. I cant just leave cause I need the check but I cant sustain this for too long either. The market is still pretty rough but idk. Any thoughts, prayers and/or advice would be helpful and nice

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u/coco_shibe — 27 days ago

Been dealing with Anxiety and an slowly realizing im hard on myself...ALOT

Hello everyone! Just wanted to ask how was your journey starting self loving? I used to be good at self compassion but life got busy I think I reverted back to being hard on myself and now my anxiety has caught up and I wish I could be easy on myself. Everytime I try I just feel weird like its not real or im being too lenient on myself. Did you guys ever feel this way starting ? Does it get easier ? Anxiety makes me feel like its a super long journey but I want to feel better about who I am and tell myself im enough.

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u/coco_shibe — 2 months ago
▲ 1 r/prozac

Side effects of stopping Prozac 20mg after 3 days

Anybody have experience stopping early? It stopped my panic attacks but I feel really uncomfortable with the emotional blunting and seems like it might be having some sleep issues. Granted I was taking it at night. I didnt take it last night and feel relatively fine maybe alittle anxious but nothing like before. Curious to hear your thoughts?

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u/coco_shibe — 2 months ago

Anxiety sleep issues and learning to live with it

I used to have anxiety in college and had to work through them for years. It started from finding out I was highly sensitive to caffeine. Eventually the anxiety and panic attacks went away around 2022. Until last month beginning of April.

I was involved in a car crash and got my car totaled. I was fine aside from the whiplash. I didnt have health insurance so I didnt get checked by the Dr though and I had a panic attack that night cause my credit wasn't good enough to get a car by myself. Luckily my gf stepped up and consigned for me and we went on a camping trip that same weekend. During that camping trip someone brought chocolate magic mushrooms and I had a 2g piece even though it was my first time and I panicked like crazy. Ive been done drugs before or smoked weed or anything and I would drink maybe once a month prior. All this rush of anxiety and panic has flooded me. Since that trip which is about 4 weeks now Ive been living with day to day anxiety.

The last week ive been having daily panic attacks and last night I have not been able to sleep. I would try to nap in the afternoon but my brain kept hitting the panic button and jolting me awake. At night my brain just felt wired and I tried to change environments from room to living room and it helped me get tired but I couldnt sleep. Only ended up falling asleep from 5am to 7am.

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u/coco_shibe — 2 months ago

Anxiety to eat and drink water

Hey everyone was hoping to seek some advice. 1 month ago I was involved in a car accident and thankfully didnt get too injured but my car was totaled. That night I had a panic attack for financial reasons as I had lost my own business months ago and had to go back into working IT. When I lost my car I couldnt get a new one cause my credit was shot but my gf thankfully helped me and consigned. However since then I have never been able to shake off the anxiety and over the last week been having panic attacks daily. Its to the point I hate going to work. I hate working out, which was something I used to enjoy doing and now im anxious to drink water or eat food. I have to force myself which is a problem itself which makes me feel anxious.

I went to the ER 3 days ago and they gave me ativan which helped but told me to follow up with my PCP may 19th and I had a scheduled appointment with a therapist May 13th. Aside from that my body was fine they even did a cat scan for me to show me nothing wrong with my head. They told me to hang in there until I can speak to a therapist.

The anxiety comes in waves where there are moments I feel so hopeless and tell myself I cant do anything, then there are moments I am able to do something like go for a walk and listen to music I like and its okay. I just wanna be okay and not feel anxious drinking water or eating some food.

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u/coco_shibe — 2 months ago