Category: Uncategorized

How to solve "Could not start TLS: client failure" on Barracuda

How to solve "Could not start TLS: client failure" on Barracuda

Many of our client here in Qatar having issues sending mail to some organization like QP , Qatar Petrolium through Barracuda. Please see the resolution here. Permanent solution  Upgrade to Firmware Version 6.X  ‘This is issue has been addressed on that  Version 6.1.5.008 Fix: Resolved issue with connecting to recipient servers when Enable SMTP over TLS/SSL is enabled (see the ADVANCED > Email Protocol page).   Temporary  solutions   Advanced > Email Protocol and at the bottom change “Enable SMTP over TLS/SSL” to NO. 

FAQ on Wireless bridging and related permits in Qatar

FAQ on Wireless bridging and related permits in Qatar ———————————————————————————- 1- What is wireless bridging ? A term for the the system to connect two networks using wireless . Also called Wi-Fi Bridge , google for more details !! 2- What is practical use of Wi-Fi Bridge in Doha Qatar ? Many construction sites have adjacent porto-cabins which needs connectivity in between but difficult to pull cable. Some companies have buildings on opposite sides of the road but wouldn’t get permission to pull fiber cables, some companies need backup to…

VPN and Remote access issues in Qatar ( update )

In addition to our last post on this issue ( https://htsqatar.com/vpn-issues/ ) ,  we would like to add the following . Except when using Cisco CTCP or OpenVPN , many companies in Qatar facing frequent disconnection or unstable connection on the VPN , 1- All the firewalls using traditional IPSec VPN for site-to-site connection facing the same issue. These includes most popular firewalls in Qatar – Sonicwall, Fortinet, Cyberoam, Sophos etc.  SSL VPN is stable on all the firewalls BUT these firewalls not supporting site-to-site VPN on SSL/TCP.  Cisco is the…

Most popular Unifi models in Qatar

Most popular Unifi models in Qatar

Here are the most popular Unifi ( Ubiquiti ) models in Doha Qatar , and these models along with all other Unifi models we regularly keep stock in Doha or in Dubai . Contact our sales 44775632 or 55124924 , or send a mail to sales@htsqatar.com UniFi AC Pro Most popular because companies in Qatar generally have Cisco or HP PoE switches deployed already and this model works seamlessly with existing infra. And it covers 122 meters and supports 802.11 a/b/g/n/ac . And centralized management using Wifi controllers make most attractive…

HTSQatar now Ubiquiti partner for Unifi access point

HTS, Top distributor and value added partner of Avaya, Sonicwall and Yealink now partnered with Ubiquiti to distribute/Install and support Unifi access point for the Qatar. HTS now started keeping stock of all range of Unifi product in Doha Qatar.  HTS already providing Unifi solution as a reseller for several years now in the Middle Eeast and Gulf countries. Contact our sale for inquiries sales@htsqatar.com  or 00974-44775632 or 00974-55124924