1. 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...
  2. 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...
  3. 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...
  4. 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?
  5. 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...
  6. 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...
  7. 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
  8. 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...
  9. 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...
  10. 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: Price: £60 SOLD
  11. 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...
  12. 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...
  13. 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: Both cards are tested and working in my PC (Windows) and my Dell R710...
  14. 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...
  15. 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...
  16. D

    New Network and Server Stack

    Hey folks, I’ve been noticing that my UnRaid server is getting a tad long in the tooth in terms of speed of docker containers running and the VMs. Granted the server is running on an old FX-8320 and 16GB of DDR3 ram. So I think it’s time to upgrade but I don’t know which path to take...
  17. N

    WTB Any 2TB HDDs less than 7 years old

    I want to but some 2TB HDDs that are less than 7 years old. They can be any brand and SMR or PMR I don't care. Can be sata or sas. I will buy for $25 each for sata or $20 each sas. I also want some 10Gbe or 25Gbe Ethernet pcie cards dual or quad port I don't care just not single.
  18. N

    EU FS: Brocade MLXE-4-MR2-M-AC IP/MPLS Router for datacenter

    Hi there, i have these 2 similar units that I dont use, nor do i intend to use them at home :) maybe somebody in here would be interested. The units comes without any modules beside the 2* PSU and 4 fans in the rear. (Management and interface modules is needed) My selling price is: 150 each...
  19. N

    FS:US:CA:Sacramento Ubiquiti UniFi gear

    I have the following gear for sale (no international sales!). Will consider offers especially if you take everything. SOLD in Reddit (3) Unifi AP-AC-Lite Access Points Version Board Revision 33 $50 shipped each $125 for all three. Pending sale USG 3P $60 Pending in Reddit...
  20. N

    EU FS: Cisco ASA firewall 5508-x with firePower

    Hey, as i have upgraded my current setup, my "old" firewall has become redundant, and therefore set for sale. Is has been used privately and in enterprise. It works 100%. It is upgraded to the latest recommended release. regarding shipping, let's discuss it if a deal is done. i'm prepared to...