network

I'm looking to purchase some network switch equipment (second hand) for my lab setup to do SONiC development work. My current environment is running SONiC as a KVM, but need to move forward with actual physical equipment at this point. My preference is equipment that would be well supported by...

Hello, I have this motherboard since maybe 2 years. I never encounter issued with it. Recently, I lost all my network communication with the server (I'm using vsphere on it) and after restart, vsphere is saying "I don't find any network card". After rebooting several time the host, it works...

Hey everyone! Love this forum, great to finally be posting here. I recently picked up my first serious switch (Juniper EX4300-48P), a, and I'm hooked. Currently running Junos 19.2R2.7 which is pretty old. I want to upgrade to 21.4R3-S6 which from my research is the newest supported version...

I have a pterodactyl application on my personal server, and I’m using port forwarding through a dedicated IP address from a dynamic IP (which I have on my Wi-Fi), but the problem is that when I restart the server, the dynamic IP sometimes changes. Is there a way I can add a script or something...

Hi all, I am currently looking for a server to perform bidirectional 400G GPU Direct RDMA. Question 1 In my understanding, I will need to find a server that has PCIe switch so that I can connect NIC and GPU under it for maximum performance. Are there any other requirements? Like minimum...

Hi everyone, I have a question regarding VLAN setup in a network. In my infrastructure, I have a core switch and a Peplink 3 (router/firewall). Should the VLANs be created and configured on the core switch, or directly on the Peplink 3? Which approach is considered best practice, and why...

Hello! I am setting up my first homelab and I was wondering if y'all could help me out (I've been stuck for days on this). Objective: Create an internal "LAN" network separate from my Home network "WAN". All my servers will live in here and my OPNsense VM will be the gateway (10.10.0.1)...

Hello everyone, We are in the design phase of building a full network infrastructure for a hotel. The services involved include PBX (telephony), IPTV, PMS (Property Management System), surveillance cameras, Internet access, and any other services that require Ethernet connectivity (RJ45). We...

Hi all! I am in the process of moving and wanted to sell some items that I no longer use. The catch is that I do not want to ship any of these items, so I am listing them for local pickup (cash in hand) in Orinda, CA. All items were recently tested, confirmed as working, and reset to factory...

I need to find Arista Networks EOS 4.23.15M guide and 4.19.10M guide , but there is no result . If someone have it , please share

I have an extensive home lab on my home network that hosts many services (think jellyfin, matrix, etc) that I'd like to expose to the Internet. I have however never done network security and it's hard to find answers without fear-mongering about opening ports on your home router. I am searching...

Hello everyone I need to confiure mlag between 4 swithces , it will look like this now the question is: 1. can I have the same vlan ID for mlag peer for all swithces? , for ex. vlan4094 for mlag configuration between arista1-2 , arista 1-3, arista 2-4 , will there be a problem or not , and why...

Hi, I work in a post-production house with a 10GbE network and two Synology NAS’s for video editing. Five of our PCs have excellent transfer speeds (DS1821+ does 930 MB/s read/write, DS1817+ does 530 MB/s read/write). However, one computer has significantly less speed (DS1821+ has 377 MB/s...

I am trying to find a 4+ port 100Gb Ethernet switch for our office (4 people who need 100G). Connection from fifteen total office PCs to on site server in the same building. There will not be a huge amount of traffic. We are currently using Dropbox, but we have experienced syncing issues and...

Hello, I'm new here and I hope to get some advice. I'm trying to build a mini firewall pfSense PC with unusal setup: two WiFi network cards in one box. Let's put aside the fact that pfSense is considered very poor for wireless networking due to limited support of wireless cards. That would be a...

I need to access two vlans (vlan 10 and vlan 20) from my windows 11 machine. On my switch I have a trunk with the two tagged vlans. On windows, I created a vswitch and then two interfaces. I set the ID on interface A to 10 and on B to 20. The problem is that in order for them to work I still...

Hi, I need some help on an older Cisco ASR-1001, NOT the X or what not, the plain ASR1001 router with the SPA board and the XSP module in it to connect to a SFP+ 10G module. I got the fiber modules form FS (XFP-10GLR-31) and the site clearly say it isa multirate type and compatible with either...

Hi everyone! I have a Proxmox 7.4-17 with a Debian 11.6 (“Bullseye”) on my computer. I have the following network card: Device Type: ConnectX3Pro Part Number: ... Description: HP InfiniBand FDR/Ethernet 10Gb/40Gb 2-port 544+QSFP Adapter PSID: HP_1370110017...

Another hot one for the SFP+ community ... I guess bids ~125USD will be accepted Source: Arista DCS-7050SX-64-R

Source: Debian on Mellanox SN2700 (32x100G)