Have you loaded the "bonding" driver by placing the following in your /etc/modprobe.conf? alias bond0** bonding Also, you need to set the bonding mode which can be done in either the modprobe.conf file or the ifcfg-bond0 file as in ... https://access.redhat.com/knowledge/docs/en-US/Red_Hat_Enterprise_Linux/6/html/Deployment_Guide/s2-networkscripts-interfaces-chan.html On Sun, Dec 2, 2012 at 6:43 PM, Julie Xu <xll40@xxxxxxxxxxx> wrote: > > DEVICE=bond0BOOTPROTO=noneONBOOT=yesNETWORK=xxxxxNETMASK=xxxIPADDR=xxxxUSERCTL=noGATEWAY=1xxxxTYPE=BONDIPV6INIT=noIPV6ADDR=IPV6_DEFAULTGW= > interface > is:DEVICE=eth0HWADDR=xxxxxONBOOT=yesBOOTPROTO=noneMASTER=bond0SLAVE=yesUSERCTL=noTYPE=Ethernet > -- redhat-list mailing list unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe https://www.redhat.com/mailman/listinfo/redhat-list