networking

brctl

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brctl show [root@server70 etc]# brctl show bridge name bridge id STP enabled interfaces br0 8000.002590d08d66 no eth0 vnet0 virbr0 8000.525400f12faf yes virbr0-nic [root@server70 etc]# ifconfig br0 Link encap:Ethernet HWaddr 00:25:90:D0:8D:66 inet addr:192.99.18.195 Bcast:192.99.18.255 Mask:255.255.255.0 inet6 addr: fe80::225:90ff:fed0:8d66/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:8108397 errors:0 dropped:0 overruns:0 frame:0 TX packets:7823258 errors:0 dropped:0 overruns:0 … Read more

Adding IP Range in CentOS 6

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To add an IP range in CentOS 6 server, create file vi /etc/sysconfig/network-scripts/ifcfg-eth0-range0 Add IPADDR_START=67.198.150.171 IPADDR_END=67.198.150.174 CLONENUM_START=0 Replace IP with your actual start and end IP. Restart network service with service network restart