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Limit the RAM available to RHEL8

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3 answers
764 views

Unable to RDP, Error: SSL certificate is revoked

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Greg Askew
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6 votes
2 answers
370 views

Can a gateway use the network address, or can the network address be anything other than the first number in that subnet range?

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Daniël van den Berg
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2 answers
98 views

How to restart openssl on debian

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Mircea Vutcovici
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284 views

mTLS with NGINX & Let's encrypt - 400 The SSL certificate error

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knagode
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1 answer
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tar: Archive is compressed. Use -z option. Why tar asks me to use -z option when it is ignored in extract mode?

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Mircea Vutcovici
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1 vote
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103 views

SELinux blocking nginx -t

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setenforce 1
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4 answers
96 views
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How to remotely access Ubuntu Server via RDP through a web browser

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2 answers
64 views

A Non-MX mail server + Google Workspace, is this viable?

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Esa Jokinen
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2 votes
1 answer
100 views

Unable to get my rsync of my software RAID 6 past 40MB/s. Looking for suggestions

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DeliciousBoulder
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1 answer
60 views

Should HELO, MAILFROM and From use the same domain?

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x-yuri
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74 views

Install nodejs 20 on Debian Bullseye in Docker

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Lee Goddard
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1 answer
74 views

Am I doing this wrong? Networking - High Availability: SAN, MSFT Failover Cluster, NIC Teaming

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DOSed_And_Confused
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1 answer
43 views

Enable BTRFS in kernel (running Rocky Linux 9.2)

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John Mahowald
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1 answer
55 views

DNS Forwarders Not Syncing

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joeqwerty
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1 answer
54 views

How to make Kubernetes Network Bridging work like a Hypervisor

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Vincent Hermes
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3 answers
51 views

Monitor web server directories for changed / new files

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symcbean
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1 answer
83 views

How can I configure my DNS settings on Debian 12?

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-2 votes
1 answer
64 views
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IIS Windows 11 problems / alternative

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1 answer
37 views

Using Postfix as relay to upgrade encryption

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74 views

Task scheduler - run whether user is logged on or not

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Ace
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1 answer
73 views

Supermicro server head won't power on

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Lab
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73 views

Why port is open when checked as root but closed for a regular user after establishing a VPN connection on Debian 11?

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jasneinfo
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1 answer
72 views

25 second delay between TCP connection and HTTP Connect through new proxy

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Greg Askew
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2 votes
1 answer
56 views

How to make postfix sign non-delivery notifications with DKIM?

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Nikita Kipriyanov
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1 answer
54 views

MySQL getting overwhelmed after restart after an apparent crash

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Mircea Vutcovici
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1 answer
39 views

SSL Wildcard Certification that covers more than one layer of subdomains?

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Esa Jokinen
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2 answers
39 views

What is the best way to redirect port 80 connections to port 8080 with ipv6?

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John Mahowald
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2 answers
39 views

Postfix : change email from unix_user@domain to a something@domain

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symcbean
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2 answers
49 views

Sendmail unable to email to specific domain

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Nhan Nguyen
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1 answer
49 views

CPU for Static File Serving

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doraemon
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1 answer
62 views

Migrate from /etc/network/interfaces to netplan

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Taavi Ansper
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1 answer
37 views

How to install a Python library in a t2.micro what requires high memory usage?

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TheCompWiz
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3 answers
60 views

Unusually high bandwith starting every day at exactly 4am

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Zac67
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1 answer
46 views

How to allow kubernetes/calico traffic through iptables?

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iCE
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0 answers
59 views

FTP on File Explorer gives "Details 200 Type set to I 227 Entering passive mode [closed]

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lycien
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0 answers
59 views

md0 mount comes read-only after some writing

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2 answers
57 views

IIS Redirect Rule to redirect all subdomain traffic

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Ace
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1 answer
44 views

Experiment with DNS server resolution DENY policies doesn't work as expected [closed]

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wrieedx
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1 answer
34 views

Windows can't reach IP host through two routes

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vidarlo
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2 answers
54 views

Iptables blocking https/http

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1 answer
41 views

How do I install .NET system-wide on an arm64 Ubuntu server?

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Gerald Schneider
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-2 votes
0 answers
51 views

Listen for http and https on same port and serve same content to both

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ranasrule
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1 answer
51 views

How to enable non-SSL or weakly encrypted access for old browsers?

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Ace
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1 answer
51 views

Windows Update Issues on Server Core 2022

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Ace
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1 answer
49 views

Routing VM with two IPs in the same subnet

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0 answers
48 views

Running a console app on non-rooted Android Phone [migrated]

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sysadmin1138♦
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0 answers
47 views

stunnel smtp tls frontend server/proxy for remote backend postfix

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Nikita Kipriyanov
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