How to install VMware tools in Linux Virtual Machine

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How to install VMware tools in Linux Virtual Machine

  1. Make sure Linux virtual machine is powered on.
  2. Click VMin the virtual machine menu, then click Guest > Install/Upgrade VMware Tools.
  3. Click OK.Note: In some cases, verify that the CDROM device is Connectedfrom within the Edit Settings option of the virtual machine.
  4. To create a mount point, run:mkdir /mnt/cdrom
  5. To mount the CDROM, run:mount /dev/cdrom /mnt/cdrom

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OpenVPN CRL has expired

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OpenVPN CRL has expired VERIFY ERROR: depth=0, error=CRL has expired: CN=servername In order to fix the issue, we just need to recreate the crl.pem file. we need  to backup the current crl.pem file before creating a new one. The location of the  crl.pem file  at /etc/openvpn/ #mv  crl.pem  crl.pem.back Now go to  easy-rsa  folder # cd  easy-rsa now generate … Read more

OPENVPN Logs

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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  

VMware OS Optimization Tool

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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 practices, across multiple systems. Since most Windows system services are enabled by default, the optimization … Read more

iptables port forwarding

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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 state –state ESTABLISHED -j ACCEPT
iptables -t nat -A PREROUTING -i eth0 -p tcp -m tcp –dport 5001 -j DNAT –to-destination 192.168.200.200:5001

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How to configure UCCX Simple Auto Attendant

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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 to make it very simple .

we need to go through following steps .

  • Creating UCCX Call Control Group (CTI Ports in CUCM)
  • Adding  UCCX Script Application
  • Adding UCCX Trigger (CTI Route Point in CUCM)
  • Make a Test Call to Auto Attendant

Before going above steps  UCCX basic configuration  should be done as AXL, JTAPI and RMCM integration. As it is the POST  UCCX configuration after installation  .

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How to configure MGCP on Cisco Router and CUCM

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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

3-Configure CUCM

 

For step 1

Follow the link  https://gkhan.in/configure-cisco-router-t1-mgcp/

Step -2

mgcp
mgcp call-agent 192.168.100.11 service-type mgcp
mgcp bind control source-interface FastEthernet0/0.110
mgcp bind media source-interface FastEthernet0/0.110
mgcp dtmf-relay voip codec all mode out-of-band

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