Hodžův blog

Archive for the 'Hardware' Category

06 Čvn

iSCSI login failed due to authorization failure

Or: How iSCSI Schooled Me Again I’ve never really liked iSCSI. It’s always felt like the network equivalent of a floppy disk – just with more ways for things to break. And today, I was reminded why. From one of my Linux machines (Debian 12, of course), I needed to connect to an iSCSI LUN […]

14 Kvě

VMware Didn’t See My USB Modem — Here’s How I Fixed It (Huawei E3531)

After quite a long time, I recently had to set up an SMS gateway on a virtual server for a customer again. Historically, I used Siemens/Cinterion MC35i modems for this purpose, but aside from their bulky size, I disliked the fact that they required external power. Over time, I transitioned to using Huawei E3131 USB […]

09 Bře

How to Fix Non-Working WiFi on Minix Neo Z83-4 2.0 Running LibreELEC

A friend asked me to help him fix the non-working WiFi on his Minix Neo Z83-4 2.0 running LibreELEC. After connecting via SSH, I discovered that neither the lsusb nor lspci commands detected the WiFi card. So, I checked the output of the dmesg command and found the following messages: [ 9.943902] brcmfmac: brcmf_fw_alloc_request: using […]

02 Čvc

Soft Reset DELL iDRAC using SSH

racadm racreset soft

07 Čvn

HowTo: Upgrade Intel NVMe P4600 SSD firmware in ESXi 7

Download and install Intel® Memory and Storage Tool CLI Solidigm™ Storage Tool CLI (SST) [root@vmware:~] /opt/solidigm/sst/sst load -ssd 0 WARNING! You have selected to update the drives firmware! Proceed with the update? (Y|N): y Checking for firmware update… – Intel SSD DC P4600 Series PHLE729000X14P0KGN – Status : The selected drive contains current firmware as […]

02 Čvn

Proxmox – Could not login to web interface and read only directory /etc/pve

May 29 02:06:55 pve1 pvestatd[1931]: authkey rotation error: cfs-lock ‚authkey‘ error: got lock request timeout May 29 02:06:55 pve1 pvestatd[1931]: status update time (9.120 seconds) May 29 02:06:56 pve1 pve-ha-lrm[2050]: unable to write lrm status file – unable to delete old temp file: Input/output error Fix the cluster filesystem: # systemctl stop pve-cluster # rm […]

25 Kvě

HowTo: Old Debian & error while loading shared libraries: libstdc++.so.6: cannot open shared object file: No such file or directory

Problem: #./hpsetup ./hpsetup: error while loading shared libraries: libstdc++.so.6: cannot open shared object file: No such file or directory Quick Fix: # apt-get install lib32stdc++6

28 Úno

VMware ESXI 7 and Intel NVMe SSD – Can’t add datastore

After a clean installation of VMware ESXi 7.0, I saw an NVMe disk (Intel DC P4600 4TB) in the system, but the datastore could not be added. I solved the problem quickly as follows: 1. List unresolved snapshots or replica volumes. # esxcli storage vmfs snapshot list 621cdcb9-053ddbab-e0a7-ac162d6f2e80 Volume Name: NVME-Intel VMFS UUID: 621cdcb9-053ddbab-e0a7-ac162d6f2e80 Can […]

20 Zář

MikroTik: disconnected, unicast key exchange timeout

I just fixed this problem by removing a space from the end of the PSK.

06 Čvn

Change Hyper-V IP addres in Synology Active Backup for Business

1. Enable SSH 2. Sign as root user 3. Run SQLite3 sqlite3 /volume1/\@ActiveBackup/config.db 4. Determine inventory_id: sqlite> SELECT inventory_id, host_name, host_addr FROM inventory_table; 1|172.26.1.3|172.26.1.3 5. Update IP address and host name (on row with correct inventory_id): sqlite> update inventory_table set host_name = „172.26.1.3“, host_addr = „172.26.1.3“ WHERE inventory_id = ‚1‘; 6. Terminate SQLite3 program: sqlite> […]

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