IMM RAID link fails when PCIe RAID adapter is installed in System x – Lenovo Server
Symptom
Users are unable to see the RAID adapter's status and log information on IMM WebUI correctly. This behavior can be corrected even with an AC, DC cycle or UEFI/IMM firmware update. A side effect of this situation is that the…
How to Make a Domain User the Local Administrator for all PCs
You can create GPO(Group Policy Objects) and link the GPO to a domain or OU(Organization Unit) containing all the computers. Below are the steps to follow,
Step 1: Creating a Security Group
First, you need to create a security…
Best SQL Server Performance Monitoring Tools and Software Comparison and Reviews
onitoring SQL Server for Performance, Up-time and other crucial stats is one of the most important tasks you can do in order to keep your database server software running smoothly and efficiently. We've compiled a list of the top SQL…
Phần mềm Snagit phiên bản 2020 Full
TechSmith Snagit 2020 là phần mềm chụp màn hình với tính năng chỉnh sửa hình ảnh và tích hợp video chụp màn hình. Vì vậy, bạn có thể dễ dàng tạo ra hình ảnh và video chất lượng cao chỉ bằng một công cụ.
Với 3 chức năng là:
Chụp màn…
TCP/IP vs. OSI: What’s the Difference Between the Two Models?
When we are talking about layer 2 switches and layer 3 Ethernet switch, we are actually referring to the layers of a generic protocol model—Open Source Interconnect (OSI) model. It is a commonly used in describing network…
Layer 2 vs Layer 3 Switch: Which One Do You Need?
Generally, if you want to connect all network devices and client devices in a network, a Layer 2 switch is one of the basic devices that you need. When you traverse between LANs (local area networks)/VLANs (virtual local area networks) or…
Remove Internal Exchange Server Names and IP Addresses from Message Headers
When you send an email message, the recipient can view the headers of the message and see all of the “hops” that the message went through on its journey from one mailbox to another.
The header info is very useful in troubleshooting…
Cisco ASA Disable ESMTP Inspection
Problem
Yesterday my colleague Ben called me over to the help-desk and asked “Have you ever seen this before?” This was what was on his screen.
220 ***************************************************
Solution
Usually when…
Mail Routing Issue ‘451 5.7.3 Cannot achieve Exchange Server authentication’
Problem
While putting in a New Exchange 2010 server today, I test moved a mailbox to this new site, and could not get mail to flow to the Exchange 2010 server at the clients main site.
451 4.4.0 Primary target IP address…
Why do you see XXXXXXXA after EHLO and “500 #5.5.1 command not recognized” after…
Introduction
This document describes why you see "XXXXXXXA" in mailserver communication and TLS failures associated with the Cisco Email Security Appliance (ESA).
Why do you see XXXXXXXA after EHLO and "500 #5.5.1 command…