October 2015

You are browsing the site archives for October 2015.

Reversed DNS and IP Reputation in Barracuda AntiSpam / AntiVirus Firewall

Reverse DNS and IP Reputation in Barracuda AntiSpam / AntiVirus Firewall CHUONG K. NGUYEN – BSc., MCSEx2, MCSAx2, MCP, MCTS, MCITP, CCNA A while back, I configured the Barracuda AntiSpam / Antivirus Firewall 300 for my home lab to block email with Russian Character Set. I did this under Block/Accept, Regional Settings, Block Russian. This… Read more Reversed DNS and IP Reputation in Barracuda AntiSpam / AntiVirus Firewall

How to Configure a Barracuda Spam Filter Firewall to Relay Mail to Exchange Server

How to Configure a Barracuda Spam Filter Firewall to Relay Mail to Exchange Server CHUONG K. NGUYEN – BSc., MCSEx2, MCSAx2, MCP, MCTS, MCITP, CCNA Open the Barracuda Spamfilter. Click Domains, Domain Manager, then enter the domain name to be added. Click Add Domain. Under the newly created domain, click Manage Domain. Click IP Configuration.… Read more How to Configure a Barracuda Spam Filter Firewall to Relay Mail to Exchange Server

How to Relay Mail Through Exchange Server 2010 – SMTP Relay

How To Relay Mail through Exchange Server 2010 – SMTP Relay CHUONG K. NGUYEN – BSc., MCSEx2, MCSAx2, MCP, MCTS, MCITP, CCNA From a Windows 10 host inside the LAN, we attempt to relay email through the Exchange Server using Windows PowerShell command: Send-MailMessage –To chuong@dalaris.local –From frank@dalaris.local –Subject Test –Body Test –SmtpServer 10.0.0.11 Out… Read more How to Relay Mail Through Exchange Server 2010 – SMTP Relay

How to Renew Exchange 2007 Self-Signed certificate

How to Renew Exchange 2007 Self-Signed Certificate CHUONG K. NGUYEN – BSc., MCSEx2, MCSAx2, MCP, MCTS, MCITP, CCNA We will renew an expired self-signed Certificate for Exchange 2007. Open Exchange Management Shell as Administrator. Obtain the status of all existing certificates by typing Get-ExchangeCertificate | FL Note down the ThumpPrint of the expired certificate. It… Read more How to Renew Exchange 2007 Self-Signed certificate