network

  1. SecCon

    Starting from scratch in a small corporate office - input and recommendations requested

    Trying to get them basics straight. This is my first "pro" job where I control everything :cool: Setting up a brand new network for my firms office, 120 square meters, mostly open plan, about 6-8 people in place. The only equipment is a standard Fiberbox and a default ISP modem that can't...
  2. Alfa147x

    WTB: Is anyone for hire tomorrow? I need someone to configure IPv6 and Wiregaurd on my OPNsense Firewall before the 24hrs of Daytona (SOLD)

    (This request is complete) Budget: $150 USD I need someone to walk me through the following: I am on a residential cable connection (Charter) and have not been able to configure IPv6 properly. I need some troubleshooting help here. More importantly, I would like to route traffic from an Apple...
  3. A

    [FS] [US-MN] C-Payne PCIe Bifurcation card x8x8 2 side

    Getting rid of some miscellaneous equipment, let me know if you have any questions. 1. Mellanox ConnectX-6 CX653105A single port 100GBE QSFP28 PCIe 3.0 x16 - sold on eBay 2. Two Mellanox ConnectX-4 CX455A single port 100GBE QSFP28 PCIe 3.0 x16 cards with two CWDM4 LC transceivers - sold on...
  4. J

    Planning the network of a small radio broadcast station

    Dear all, I have been following the STH Youtube channel for some time, but this is my first post in the Forum. I am currently planning the renovation of the network infrastructure of a local non-profit radio station in Portugal and, since I’m just a student and hobbyist, it would be very...
  5. G

    HP SFP+ 10G network cards

    I want to fool around with 10G networking, so I've been looking for cheap 10G adapters with the lowest possible power consumption. So far the cheapest ones I've found were the HP 530SFP+ and HP NC550SFP. I've read some random posts saying these HP adapters are a nightmare outside of HP servers...
  6. J

    iperf3 speeds not symmetric on multiple adapters in Windows 10?

    I ran `iperf3` between two Windows machines and noticed that the speeds were not symmetric. I tested using both the built-in 1-gigabit Ethernet adapters in each machine as well as with 10-gigabit Mellanox ConnectX-2 cards in both machines. Here's the relevant output. I address the 10-gigabit...
  7. M

    Network Architecture Advise

    I am trying to build out my home network, my goals are high availability and resiliency. I plan to run a Docker Swarm, one docker host on each of my VM servers and one in the DigitalOcean cloud and point all my traffic through a Nginx Proxy Manager on my Docker Swarm. My issue is I have a ton of...
  8. I

    dell m1000e Mezzanine compatibility issue

    I have a m1000e with some m820 and m620 that are working fine, each of them have the following network card configured to work on 10gb Ethernet 10 GbE XAUI Broadcom M57710 i am trying to add newer m630 blades . but every mazzine network card i try gives an error and the server does not...
  9. C

    optical transceiver SFP+ issue

    Can I use the optical transceiver SFP+ ODX042501 of X2CS uplink board on the Switch that the port is 10GE?
  10. K

    IBM x3650 (7979) Server BMC NIC not working

    Hello, I got a hold of a few IBM x3650 (7979) 2RU Servers (with 6x 3.5 HDD space). The servers work perfectly. The only issue is, the integrated management interface does not work, more accurately the network card gives no sings of life (no lights turn on when the network cable is plugged...
  11. G

    Need help debugging strange network speeds

    Setup: Dell R620 with 10Gb RJ45 running proxmox (Kratos) Custom Server with 10Gb SFP+ LC Fiber Connection (Notch) Synology RS1221 with Synology 10Gb RJ45 NIC (Vault) Iperf3 Tests Summary Kratos -> Notch or Vault | 10Gb Notch -> Vault | 10Gb Vault -> Notch | 10Gb Notch or Vault -> Kratos | 4Gb...
  12. Z

    FS: $299 Sonicwall TZ400 and TZ350 + BONUS TZ215 (Jul 1 2022 lics)

    Selling a TZ400 and TZ350 that we replaced with Meraki MXs. Both the TZ400 and TZ350 have lics till Jul 1 2022 . The TZ350 is under warranty till Mar 5 2022 . TZ215 is added as a bonus (no support or lics) All come with power supplies as well. FS: $750 $299 + shipping + BONUS TZ215
  13. D

    Have I accounted for everything needed for a 40g direct connect

    This is my first time attempting networking anything and even after 48 hours of trying to learn new terminology, technology and acronyms i'm still worried about blind buying and ending up with incompatible parts that i'd need to return. I'm a little embarrassed asking such basic questions when a...
  14. L

    EU [FS] Intel LGA3647 Xeon Gold, Platinum and motherboard [Updated 2022 Aug 12 ]

    CPU's Intel Xeon Gold 6138P 3x 800€ 600€ 500€ Very specialised, make sure Your MB supports it Intel Xeon Gold 6144 QS 1x 400€ QS(not ES) Intel Xeon Gold 6146 QS QN7C 1x 600€ 500€ 400€ QS(not ES) Intel Xeon Gold 6148 QS 1x 300€ QS(not ES) Intel Xeon Gold 6242R SRGZJ 2x 1400€(2200€ for...
  15. L

    UK HP OfficeConnect 1920 24G Switch (JG924A)

    Boxed, all original items included. Used for a few months in our office, surplus to requirements. Full specs here: https://h20195.www2.hpe.com/v2/default.aspx?cc=nz&lc=en&oid=6783404 Price: £60 SOLD
  16. AveryFreeman

    What would you recommend I do about a congested network segment?

    Hey, I manage a network at an outdoor restaurant we have a single subnet with a ton of devices. We have occasional gremlins and I am trying to figure out why. It's not terrible, but there's issues with reliability now and then - mostly latency issues (I think) which usually get noticed when...
  17. S

    Can't find updated firmware for Mellanox SFP+ ConnectX3 MCX341A-XCE Card

    My Freenas server is not detecting my new (from ebay) SFP+ card. It is the Mellanox ConnectX3 MCX341A-XCE, but I haven't been able to find an updated firmware for it anywhere. If I try the other firmware's for other variations of the card, I get this error -E- PSID mismatch. The PSID on flash...
  18. S

    Mellanox ConnectX-3 SFP+ Nic not being detected in TrueNAS/Supermicro X8DTN+

    I recently upgraded my network to 10gb, but I can't get my TrueNAS rig to recognize it. This is the ebay listing for the product I bought: https://www.ebay.ca/itm/2PCS-MCX341...3?pageci=80ea2655-f689-46eb-adcd-183105ef37f2 Both cards are tested and working in my PC (Windows) and my Dell R710...
  19. M

    WiFi connetion for ESXi 6.x/7.x

    as above. due to cabling constraints, my server can only connect to the internet via WiFi (currently an Intel 8260AC). - Can I use my current setup to setup ESXi 6.x/7.x (not the workstation edition) - OR maybe I need something like this? (DAP‑1522 - Xtreme N Duo Wireless N Access Point) I'll...
  20. M

    Network plans for a new home

    Hi, In a few months I'll be moving to a new house and it's time to start planning the network layout/topology. The current state and equipment (nothing fancy): Hardware - all located in one single room (wired): Media Converter APU - pfsense NAS - Freenas AP - Unifi LR AP Switch - MikroTik...