/ # ifconfig
lo        Link encap:Local Loopback  
          inet addr:127.0.0.1  Mask:255.0.0.0
          UP LOOPBACK RUNNING  MTU:16436  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0 
          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)

/ # route -n
Kernel IP routing table
Destination     Gateway         Genmask         Flags Metric Ref    Use Iface
127.0.0.0       0.0.0.0         255.0.0.0       U     0      0        0 lo
/ # cat /etc/network/interfaces 
# Configure Loopback
auto lo
iface lo inet loopback
/ # cat /proc/cmdline 
root=/dev/ram console=ttyS0,115200 :::DB88FXX81:egiga0:none
/ # ethtool eth0
Settings for eth0:
        Supported ports: [ TP AUI BNC MII FIBRE ]
        Supported link modes:   10baseT/Half 10baseT/Full 
                                100baseT/Half 100baseT/Full 
                                1000baseT/Full 
        Supports auto-negotiation: Yes
        Advertised link modes:  10baseT/Half 10baseT/Full 
                                100baseT/Half 100baseT/Full 
                                1000baseT/Full 
        Advertised pause frame use: No
        Advertised auto-negotiation: Yes
        Speed: 1000Mb/s
        Duplex: Full
        Port: MII
        PHYAD: 8
        Transceiver: external
        Auto-negotiation: on
        Link detected: no
/ # ethtool -S eth0
NIC statistics:
     rx_packets: 0
     tx_packets: 0
     rx_bytes: 0
     tx_bytes: 0
     rx_errors: 0
     tx_errors: 0
     rx_dropped: 0
     tx_dropped: 0
     good_octets_received: 0
     bad_octets_received: 0
     internal_mac_transmit_err: 0
     good_frames_received: 0
     bad_frames_received: 0
     broadcast_frames_received: 0
     multicast_frames_received: 0
     frames_64_octets: 0
     frames_65_to_127_octets: 0
     frames_128_to_255_octets: 0
     frames_256_to_511_octets: 0
     frames_512_to_1023_octets: 0
     frames_1024_to_max_octets: 0
     good_octets_sent: 0
     good_frames_sent: 0
     excessive_collision: 0
     multicast_frames_sent: 0
     broadcast_frames_sent: 0
     unrec_mac_control_received: 0
     fc_sent: 0
     good_fc_received: 0
     bad_fc_received: 0
     undersize_received: 0
     fragments_received: 0
     oversize_received: 0
     jabber_received: 0
     mac_receive_error: 0
     bad_crc_event: 0
     collision: 0
     late_collision: 0
     lro_aggregated: 0
     lro_flushed: 0
     lro_no_desc: 0
/ # rcuser start
Starting user: OK.
/ # grep -q "ip=" /proc/cmdline 
/ # echo $no_defaults

/ # loadsave_settings -rs
ip=10.20.0.200; mask=255.255.255.0; gw=10.20.0.100;                     ns1=10.20.0.12; ns2=10.20.0.20; host=dns321; domain=workgroup
/ # echo $cip

/ # res=$(loadsave_settings -rs)
/ # cip="sib"
/ # eval $res
/ # ifconfig eth0 up $ip netmask $mask
/ # eth0: link up, 1000 Mb/s, full duplex, flow control disabled

/ # route add default gw $gw
/ # echo "nameserver $ns1" >> /etc/resolv.conf
/ # echo "nameserver $ns2" >> /etc/resolv.conf
/ # hostname $host
/ # 
/ # echo $host
dns321
/ # echo $gw
10.20.0.100
/ # echo $ip
10.20.0.200
/ # echo $mask
255.255.255.0
/ # echo $ns1
10.20.0.12
/ # echo $ns2
10.20.0.20
/ # ifconfig eth0 | awk '/inet addr/ { print substr($2, 6) }'
10.20.0.200
/ # hostip=$(ifconfig eth0 | awk '/inet addr/ { print substr($2, 6) }')
/ # ifconfig eth0 | awk '/inet addr/ { print substr($4, 6) }'
255.255.255.0
/ # netmask=$(ifconfig eth0 | awk '/inet addr/ { print substr($4, 6) }')
/ # ipcalc -n $hostip $netmask
NETWORK=10.20.0.0
/ # eval $(ipcalc -n $hostip $netmask)
/ # route -n | awk '$1 == "0.0.0.0" { print $2 }'
10.20.0.100
/ # gateway=$(route -n | awk '$1 == "0.0.0.0" { print $2 }')
/ # ifconfig eth0 | awk '/inet addr/ { print substr($3, 7) }'
10.20.0.255
/ # broadcast=$(ifconfig eth0 | awk '/inet addr/ { print substr($3, 7) }')
/ # ifconfig eth0 | awk '/MTU/{print substr($5,5)}'
1500
/ # mtu=$(ifconfig eth0 | awk '/MTU/{print substr($5,5)}')
/ # hostname
dns321
/ # echo $domain
workgroup
/ # cat /etc/hosts 
127.0.0.1       localhost
/ # echo "$hostip $(hostname).$domain $(hostname)" >> /etc/hosts
/ # cat /etc/hosts 
127.0.0.1       localhost
10.20.0.200 dns321.workgroup dns321
/ # sed -i "s|^A:.*#!# Allow local net.*$|A:$NETWORK/$netmask #!# Allow local ne
t|" /etc/httpd.conf
/ # sed -i "s|hosts allow = \([^ ]*\) \([^ ]*\)\(.*$\)|hosts allow = 127. $NETWO
RK/${subnet}\3|" /etc/sam
sed: /etc/sam: No such file or directory
/ # cat /etc/network/interfaces 
# Configure Loopback
auto lo
iface lo inet loopback
/ # 
/ # cat<<-EOF > /etc/network/interfaces
> auto lo
> iface lo inet loopback
> 
> auto eth0
> iface eth0 inet static 
> address $hostip 
> netmask $netmask
> broadcast $broadcast
> gateway $gateway
> mtu $mtu
> EOF
/ # cat /etc/network/interfaces 
auto lo
iface lo inet loopback

auto eth0
iface eth0 inet static 
address 10.20.0.200 
netmask 255.255.255.0
broadcast 10.20.0.255
gateway 10.20.0.100
mtu 1500