Installing NOX OpenFlow Controller on Ubuntu 11.10

Updated UB 11.10 post here It is all pretty straight forward except for the default branch is zaku(stable) which has compilation issues. This switches the branch to destiny(unstable). $wget http://openflowswitch.org/downloads/debian/binary/nox-dependencies.deb   $dpkg –info nox-dependencies.deb $cd /etc/apt/sources.list.d $sudo wget http://openflowswitch.org/downloads/debian/nox.list $sudo apt-get update $sudo apt-get install nox-dependencies $git clone git://noxrepo.org/nox $cd nox Make sure you run the… Continue reading Installing NOX OpenFlow Controller on Ubuntu 11.10

Installing Openvswitch and KVM on CentOS 6.2

[fancy_header3] Installing Openvswitch and KVM on CentOS 6.2 [/fancy_header3] [info_box]Please see the updated how-to on Installing OpenvSwitch on CentOS.[/info_box] This is all (mostly) covered in the INSTALL.Linux inside the tar. This might help folks with some of the graph [fancy_header3] Download and Install Open vSwitch[/fancy_header3]

add yum -y install openssl-devel this package is necessary… Continue reading Installing Openvswitch and KVM on CentOS 6.2

Top 10 Reasons I think SDN Openflow will gain momentum

[fancy_header3 variation=”slategrey”] Top 10 Reasons I think SDN Openflow will gain momentum [/fancy_header3] [fancy_numbers variation=”slategrey”] Ridiculously high profit margins in the networking hardware market. Content deliverers needing the flexibility that SDN’s claim to deliver in their data centers. To do anything they want with their network traffic, as opposed to trying to orchestrate the ever… Continue reading Top 10 Reasons I think SDN Openflow will gain momentum

The MPLS and transport roles merge

The Juniper PTX in 2011 was a pretty bold merge of the OTN and MPLS functionality into one box.  They are marketing it as the “Converged Supercore” http://www.juniper.net/as/en/dm/supercore/. As the debate of packet vs. circuit switched networks has clearly been won by the packet side of the house. Arguably the the increasing demands of service… Continue reading The MPLS and transport roles merge

MVPN Multicast with Multi-Protocol BGP MPLS VPN on Cisco IOS

[fancy_header3 variation=”slategrey”]MVPN Multicast with Multi-Protocol BGP MPLS VPN on Cisco IOS[/fancy_header3] Below assumes you have the basic MPLS transport setup. MVPN or multicast vpn is deployed on Cisco gear using Multicast Distribution Trees (MDT). This information is encapsulated in the MPBGP MPLS sessions to be distributed into label switch paths (LSPs) for forwarding. The following… Continue reading MVPN Multicast with Multi-Protocol BGP MPLS VPN on Cisco IOS

Death to the Firewall

[fancy_header3 variation=”slategrey”]Death to the Firewall[/fancy_header3] The Firewall will die soon. Blackbox hardware just doesn’t make sense anymore. CPU is king when it comes to processing payload and that is commodity. SDN will put a nail in the custom hardware closed system soon enough. Until then, some musings on a project to collapse some functions into… Continue reading Death to the Firewall

Nexus 3000

I think Cisco re-branded an Arista switch with Nexus 3000. Low latency financial market oriented with merchant silicon. lolz

How to deploy MPLS VPN’s on Cisco gear

There is no easier way to simplify your enterprise routing and path isolation than implementing MPLS/VPNs RFC 4364. Label Distribution Protocol (LDP) is the transport method to insert a label into the header to be forwarded down the Label Switch Path (LSP) by the Label Switch Router (LSR) Most routers past the SOHO market support… Continue reading How to deploy MPLS VPN’s on Cisco gear