Dec
19
2009
All systems need bridge-utils package installed either with yum or apt-get. Redhat / Fedora Edit each network interface startup file that is going to be added to the bridge [root@redhat ~]# cat /etc/sysconfig/network-scripts/ifcfg-eth0 DEVICE=eth0 HWADDR=00:C0:4F:44:41:8A ONBOOT=yes BRIDGE=br0 And create the bridge configuration file [root@redhat ~]# cat /etc/sysconfig/network-scripts/ifcfg-br0 DEVICE=br0 TYPE=Bridge BOOTPROTO=static BROADCAST=192.168.0.255 IPADDR=192.168.0.100 NETMASK=255.255.255.0 [...]
Tags: bridge, debian, fedora, linux, network, redhat, Startup, ubuntu
Dec
14
2009
Dynamips and dynagen let you create a virtual Cisco router on a Linux box. It would be even better if that router was reachable from the LAN, wouldn’t it? Going further, that same router could lead us to another couple of virtual routers running in a lab. Download and Installation Download dynamips and dynagen [...]
Tags: brctl, bridge, Cisco, debian, dynagen, dynamips, fedora, linux, redhat, router, tap, ubuntu, virtualization
Sep
04
2009
WPA encryption is not much hassle to set up and is way more secure than WEP if you use a strong pre-shared key. First off, we’ve got a wifi interface that can be displayed with iwconfig (from the wireless tools): [root@db ~]# iwconfig lo no wireless extensions. eth0 no wireless extensions. ath0 IEEE 802.11g [...]
Tags: debian, fedora, linux, pre-shared key, redhat, ubuntu, wifi, wireless, WPA, wpa_supplicant
