Configurar placa de rede e saida

[root@srvrascap root]# vi /etc/hosts
172.21.62.49 srvrascap.agestado.com.br srvrascap
# Do not remove the following line, or various programs
# that require network functionality will fail.
127.0.0.1 localhost.localdomain localhost
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"/etc/hosts" 4L, 195C

[root@srvrascap root]# vi /etc/sysconfig/network

NETWORKING=yes
HOSTNAME=srvrascap.agestado.com.br
GATEWAY=172.21.62.1
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"/etc/sysconfig/network" 3L, 70C

[root@srvrascap root]# vi /etc/sysconfig/network-scripts/ifcfg-eth0

DEVICE=eth0
ONBOOT=yes
BOOTPROTO=static
IPADDR=172.21.62.49
NETMASK=255.255.255.0
GATEWAY=172.21.62.1
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~
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"/etc/sysconfig/network-scripts/ifcfg-eth0" 6L, 102C

[root@srvrascap root]# vi /etc/resolv.conf

nameserver 172.21.2.10
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"/etc/resolv.conf" 1L, 23C