January 2014 archive

How OSPF Works

How OSPF establishes a neighbor OSPF routers send Hello packets to declare their presence on a network segment and listen for other routers. These Hellos are either multicast to 224.0.0.5 or unicast by static configuration. After OSPF router receives a Hello packet from a neighboring router on the same segment, it performs a series of …

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Permanent link to this article: https://daherlabs.mywire.org/wordpress/?p=133

OmniOS General Networking Commands

General OmniOS networking commands taken from the OmniOS site. Setting up dynamic (DHCP) networking # First identify the physical interface on which you would like networking: # dladm show-phys LINK MEDIA STATE SPEED DUPLEX DEVICE e1000g0 Ethernet unknown 0 half e1000g0 e1000g1 Ethernet ? 1000 full e1000g1 Physical interfaces that don’t have a corresponding IP interface …

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Permanent link to this article: https://daherlabs.mywire.org/wordpress/?p=127

Configure Basic Settings for a fresh OmniOS VMware Guest

Here is a quick and dirty shell script to configure a single interface OmniOS Guest: root@ns1:~# cat addr.sh #!/bin/bash read -p “hostname:” hn hostname $hn echo $hn > /etc/nodename echo “domain csuohio.edu” > /etc/resolv.conf read -p “dns servers up to 3 separated by commas:” dns echo $dns | awk -F’,’ ‘{print “nameserver ” $1}’ >> …

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Permanent link to this article: https://daherlabs.mywire.org/wordpress/?p=121