Juniper Junos 12.2R2.4 installation on FreeBSD using QEMU – Adapt jinstall

 Posted on December 30, 2012  |  3 minutes  |  592 words  |  Stephan Baenisch

This post describes in detail (more or less) what changes you must apply to the JUNOS 12.2R2.4 install package to install it successful on FreeBSD to get the so called JUNOS Olive. Before going into the details I really advise to read this post which will give some insights about Olive, what it is and why it is (still) available… There are some things to modify in the installation package to make the installation work. [Read More]
freebsd  gns3  juniper  junos  olive  qemu 

Juniper Junos 12.2R2.4 installation on FreeBSD using QEMU - Install FreeBSD and Junos

 Posted on November 28, 2012  |  4 minutes  |  835 words  |  Stephan Baenisch

This post describes in detail (more or less) how to install the JUNOS 12.2R2.4 Software on FreeBSD to get the so called JUNOS Olive. It explains which tools to use, shows how to setup the virtual machine using QEMU, links to the page to adapt the JUNOS package and finally goes through the installation process. But before going into the details I really advise to read http://juniper.cluepon.net/index.php/Olive which will give some insights about Olive, what it is and why it is (still) available… [Read More]
freebsd  gns3  juniper  junos  olive  qemu 

GNS3 error while loading topology that worked before - 206-unable to create UDP NIO

 Posted on November 13, 2012  |  1 minutes  |  114 words  |  Stephan Baenisch

When loading a topology file into GNS3 which worked perfectly before I experienced the following error from time to time: Last time I faced this error the topology.net file was mixed up due to unknown reason. Let’s see if it’s the same issue again… When looking on the topology.net file in a text editor the main sections are mixed up in term of numbering regarding the UDP Port numbers (see the red marks): [Read More]
gns3 

GNS3 Service Provider Core and Edge Lab

 Posted on October 23, 2012  |  2 minutes  |  220 words  |  Stephan Baenisch

To overcome some “boring” Layer 2 stuff of the CCIE RS exam preparation and to do some tests with BGP peering, Cisco Performance Routing (PfR) and DMVPN I decided to setup a Service Provider network in GNS3. The network uses two hierarchical layers - A core layer and a distribution layer. It is split into four regions: North, East, South and West. The core part is build with four devices in a ring topology. [Read More]
bgp  gns3  isis  isp  peering 

Wireshark packet capture not seeing VLAN tags with Windows 7

 Posted on October 17, 2012  |  1 minutes  |  59 words  |  Stephan Baenisch

While setting up a Lab based on GNS3 and some real world switches I faced an issue with Windows 7 removing 802.1q VLAN tags when using the integrated Intel network card.

There is some information on Wireshark and Intel homepage to solve it:

http://wiki.wireshark.org/CaptureSetup/VLAN

http://www.intel.com/support/network/sb/cs-005897.htm

Here is what I then changed in my local Windows registry to solve it: registrierungs-editor_2012-09-18_15-25-451

801-1q  gns3  vlan  wireshark