Cisco | Networknet.nl

Cisco: How to reset password of a switch?

Posted by Ivan Versluis
/ July 14, 2009 / 2 Comments

Did you ever needed to login on a Cisco Switch and change the configuration? The responsible person is on vacation or out of the office; you forgot the password of the switch and you want to login, and do your job to make the configuration working. Some months ago I...

Posted in Cisco
Cisco: MT-RJ fiber uplink port switch

Posted by Ivan Versluis
/ April 23, 2008 / 1 Comment

If you are managing local area networks that extent the UTP capabilities then most likely some kind of fiber optic connection is installed. Recently I evaluated couple Cisco switches and I ordered one Cisco Switch 2940-8TF for testing. Please make sure to read the product details for ordering the right...

Posted in Cisco
Cisco: how to configure multiple ports on a switch as trunk?

Posted by Ivan Versluis
/ April 7, 2008 / 2 Comments

If you are managing Cisco network equipment and switches in particular then you should be aware of the following feature. This feature can save you a lot of time when configuring Cisco switches. In my example I configured 20 ports to be as trunk in a lab environment. Switch1#conf t...

Posted in Cisco, VMWare
Cisco: how to setup Windows PPTP VPN server port forwarding on PIX?

Posted by Ivan Versluis
/ March 19, 2008 / 5 Comments

In the following example I am configuring port forwarding to a Windows Server 2003 PPTP VPN server. My lab has been configured as shown in the diagram. I have a /28 network registered on the Internet and 14 public IP Addresses are available though the ISP uplink. The SDSL modem...

Posted in Cisco
VMWare ESX3i Cisco CDP protocol L2 overview

Posted by Ivan Versluis
/ February 6, 2008 / 2 Comments

Cisco Discovery Protocol (CDP) allows ESX Server 3 administrators to determine which Cisco switch port is connected to a given vSwitch. When CDP is enabled for a particular vSwitch, you can view properties of the Cisco switch (such as device ID, software version, and timeout) from the VI Client. You...

Posted in VMWare
Cisco: how to publish Windows 2003 PPTP VPN Server on PIX?

Posted by Ivan Versluis
/ January 18, 2008 / 3 Comments

I installed a Windows 2003 PPTP/L2TP VPN server. After the server installation I started testing the communication by creating a VPN connection. The first error I got while connecting was “Disconnected. Error 721: The remote computer did not respond“. The Windows XP client is running as a VMWare virtual machine...

Posted in Cisco
Cisco: How to configure switchport for trunking Hyper-V?

Posted by Ivan Versluis
/ January 16, 2008 / 2 Comments

In the following example I installed my Windows Server 2008 Hyper-V server and connected the network uplink connection to the default 1 vlan switchport. I have a separated vlan 2200 for my lab environment. I wanted to test the new feature of enabling the VLAN ID on the new Microsoft’s...

Posted in Cisco, Hyper-V
Cisco: How to enable ICMP packets for a Cisco PIX 501?

Posted by Ivan Versluis
/ January 11, 2008 / 6 Comments

Cisco PIX 501 is one of my favorite hardware firewalls to work with. I have couple of them and I am still using these (2011). Most of the time ICMP is disabled on these devices. To enable the ICMP please logon on the console or use SSH connection and run...

Posted in Cisco

Welcome to Networknet Blog!

Articles, News, Problem Solutions and Other Interesting Information...

Cisco: How to reset password of a switch?

Cisco: MT-RJ fiber uplink port switch

Cisco: how to configure multiple ports on a switch as trunk?

Cisco: how to setup Windows PPTP VPN server port forwarding on PIX?

VMWare ESX3i Cisco CDP protocol L2 overview

Cisco: how to publish Windows 2003 PPTP VPN Server on PIX?

Cisco: How to configure switchport for trunking Hyper-V?

Cisco: How to enable ICMP packets for a Cisco PIX 501?

Sponsor

Search

Recent Posts

SCCM: how to install Windows Server 2008 R2 prerequisites for SCCM 2007?

AppV: how to install prerequisites AppV management server from command line Win2k8 R2?

Jaysen Versluis was born!

Popular Posts

Failed to lock the file! VMWare virtual disk (vmdk)

Microsoft .NET Framework 2.0 Service Pack 1 (KB110806) failed

VMWare Server: 511 vmware-serverd service is not running.

Archives

Subscribe to Blog via Email