Author Archives: Gkhan

OPENVPN Logs

Posted on July 15, 2018 by Gkhan

OPENVPN Logs To troubleshoot connection issues check below logs grep the client name  in /var/log/messages # grep VPN    /var/log/messages Check the connection time #cat /etc/openvpn/openvpn-status.log Check the connection negotiation activity # tail -f /var/log/messages  

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How to install vos3000 2.1.4.0 on CentOS 6.X

Posted on February 8, 2018 by Gkhan

How to install vos3000 2.1.4.0 on CentOS 6.X Follow the steps #/etc/init.d/iptables save #/etc/init.d/iptables stop #chkconfig iptables off #/etc/init.d/ip6tables save #/etc/init.d/ip6tables stop #chkconfig ip6tables off

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VMware OS Optimization Tool

Posted on January 23, 2018 by Gkhan

VMware OS Optimization Tool The VMware OS Optimization Tool helps optimize Windows 7/8/2008/2012/10 systems for use with VMware Horizon View. The optimization tool includes customizable templates to enable or disable Windows system services and features, per VMware recommendations and best … Continue reading →

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iptables port forwarding

Posted on November 6, 2017 by Gkhan

iptables port forwarding I am port forwarding  public ip x.x.x.x  to private ip 192.168.200.200  . iptables -A INPUT -i eth0 -p tcp –dport 5001 -m state –state NEW,ESTABLISHED -j ACCEPT iptables -A OUTPUT -o eth0 -p tcp –sport 5001 -m … Continue reading →

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How to configure Cisco Unity Connection with CUCM with SCCP

Posted on October 8, 2017 by Gkhan

How to configure Cisco Unity Connection with CUCM with SCCP I will be configuring very simple way without CSS and Partition with Default Basic Configuration. Below are the Call flow From CUCM and Cisco Unity Connection.         … Continue reading →

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How to configure UCCX Simple Auto Attendant

Posted on October 7, 2017 by Gkhan

How to configure UCCX Simple Auto Attendant I  am going to configure UCCX and CUCM for simple Auto Attendant using inbuilt script (aa.aef) in Cisco UCCX. I am not making any restriction so I am not using CSS and Partition … Continue reading →

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How to configure MGCP on Cisco Router and CUCM

Posted on September 25, 2017 by Gkhan

How to configure MGCP on Cisco Router and CUCM To configure MGCP  on Cisco Router and CUCM below are the steps 1- Configure  E1 or T1 Port to work with MGCP 2- Configure Router for MGCP to register on CUCM … Continue reading →

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How to configure Cisco Router T1 for MGCP

Posted on September 24, 2017 by Gkhan

How to configure Cisco Router T1  for MGCP Below steps checked on  Cisco 2811 and 2911 Routers 1- Check the  VVIC  location R1#sh inventory NAME: “2811 chassis”, DESCR: “2811 chassis” PID: CISCO2811 , VID: V05 ,  NAME: “VWIC2-1MFT-T1/E1 – 1-Port … Continue reading →

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How to read config files in Cisco Router or Switch

Posted on September 24, 2017 by Gkhan

How to read config files in Cisco Router or Switch Check the name of the file and location. R1#dir Directory of flash:/ 1 -rw- 67929600 Dec 12 2016 02:58:20 +00:00 c2800nm-adventerprisek9-mz.151-4.M12a.bin 2 -rw- 1622 May 26 2017 16:54:46 +00:00 Default … Continue reading →

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