Elastix OpenVPN Configuration

Elastix  OpenVPN Configuration

I have taken a scenario of Elastix PBX install on two geographical location  connecting over OpenVpn

and working as a VPN server and client. As we want to use OPENVPN for data and voice connectivity for both offices.


All our Internet traffic should go out through DSL Routers and only Voice and data traffic  192.168.1.x  and 192.168.200.x  should go over VPN Tunnel for KU to IN and IN to KU offices.   Continue reading Elastix OpenVPN Configuration

Cisco UCS KVM The Virtual Media program will close

Cisco UCS KVM The Virtual Media program will close

I was trying to mount ISO image on Cisco UCS KVM ,when I clicked on Virtual Media tab I got the following Error .ucskvm

I googled it and got solution remove all the java version and install 32 bit java .I tried lower version of java . Java version  7 update 25  (jre-7u25-windows-i586)  worked for me . I was able to map the iso images .I was using UCS version 2.1 (3a).

VOS3000 Switch Firewall rules

VOS3000 Switch  Firewall rules

If you are running you VOS3000 server behind the firewall then you need to allow the following ports on your firewall.

tcp port:
vos-client: 1202
web: 8080
H323: 1719 1720 3719 3720
H245: 10000-39999

UDP port:
SIP:5060, 5070(RC4) and addition you added
RTP: 10000-39999


fail2ban missing whois program

fail2ban missing whois program

missing whois program in fail2ban email alerts . you are not able to receive IP information .

#yum search whois

gnome-nettool.x86_64 : A GNOME interface for various networking tools
jwhois.x86_64 : Internet whois/nicname client.
perl-Net-Whois.noarch : Get and parse “whois” domain data from InterNIC
perl-Net-Whois-IP.noarch : Perl extension for looking up the whois information
: for ip addresses

# yum install jwhois.x86_64

now test whois command

Continue reading fail2ban missing whois program

Windows Server 2008 TCP /IP Default gateway missing

Windows Server 2008 TCP /IP Default gateway missing

After rebooting of Windows 2008 server there TCP/IP setting Default gateway configuration removed .

Event putting back Default gateway configuration its not taking .

So you need to reset TCP/IP configuration . Refer to Microsoft Knowledge Base  299357.

1- Open Command Prompt with Admin privilege.

2-  netsh int ip reset c:\resetlog.txt

3- Reboot the server

4- Give the TCP/IP default gateway  and check .