| | 1 | [[PageOutline]] |
| | 2 | |
| | 3 | = NIC alias = |
| | 4 | == CentOS == |
| | 5 | === 設定ファイル === |
| | 6 | * /etc/sysconfig/network-scripts/ |
| | 7 | * ifcfg-eth?:? を作る |
| | 8 | * 書式は通常の ifcfg-eth? と同じ |
| | 9 | * 例 |
| | 10 | * dhcp (後述) |
| | 11 | {{{ |
| | 12 | DEVICE=eth0:0 |
| | 13 | BOOTPROTO=dhcp |
| | 14 | ONBOOT=yes |
| | 15 | DHCP_HOSTNAME=centos5-test |
| | 16 | }}} |
| | 17 | * static |
| | 18 | {{{ |
| | 19 | DEVICE=eth0:0 |
| | 20 | BOOTPROTO=static |
| | 21 | IPADDR=192.168.40.250 |
| | 22 | NETMASK=255.255.255.0 |
| | 23 | GATEWAY=192.168.40.2 |
| | 24 | ONBOOT=yes |
| | 25 | DHCP_HOSTNAME=centos5-test |
| | 26 | }}} |
| | 27 | * ifconfig |
| | 28 | {{{ |
| | 29 | eth0 Link encap:Ethernet HWaddr 00:0C:29:XX:XX:XX |
| | 30 | inet addr:192.168.40.141 Bcast:192.168.40.255 Mask:255.255.255.0 |
| | 31 | UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 |
| | 32 | RX packets:102642 errors:0 dropped:0 overruns:0 frame:0 |
| | 33 | TX packets:1738 errors:0 dropped:0 overruns:0 carrier:0 |
| | 34 | collisions:0 txqueuelen:1000 |
| | 35 | RX bytes:11384683 (10.8 MiB) TX bytes:234313 (228.8 KiB) |
| | 36 | Interrupt:59 Base address:0x2000 |
| | 37 | |
| | 38 | eth0:0 Link encap:Ethernet HWaddr 00:0C:29:XX:XX:XX |
| | 39 | inet addr:192.168.40.250 Bcast:192.168.40.255 Mask:255.255.255.0 |
| | 40 | UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 |
| | 41 | Interrupt:59 Base address:0x2000 |
| | 42 | }}} |
| | 43 | |
| | 44 | === dhcpについて === |
| | 45 | * ifup eth0:0 でエラーが出る |
| | 46 | {{{ |
| | 47 | Determining IP information for eth0:0...SIOCSIFFLAGS: Cannot assign requested address |
| | 48 | SIOCSIFFLAGS: Cannot assign requested address |
| | 49 | done. |
| | 50 | }}} |
| | 51 | * IP自体は正常にassignされる |
| | 52 | * ifconfig |
| | 53 | {{{ |
| | 54 | eth0 Link encap:Ethernet HWaddr 00:0C:29:XX:XX:XX |
| | 55 | inet addr:192.168.40.141 Bcast:192.168.40.255 Mask:255.255.255.0 |
| | 56 | UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 |
| | 57 | RX packets:102862 errors:0 dropped:0 overruns:0 frame:0 |
| | 58 | TX packets:1939 errors:0 dropped:0 overruns:0 carrier:0 |
| | 59 | collisions:0 txqueuelen:1000 |
| | 60 | RX bytes:11403063 (10.8 MiB) TX bytes:260163 (254.0 KiB) |
| | 61 | Interrupt:59 Base address:0x2000 |
| | 62 | |
| | 63 | eth0:0 Link encap:Ethernet HWaddr 00:0C:29:XX:XX:XX |
| | 64 | inet addr:192.168.40.142 Bcast:192.168.40.255 Mask:255.255.255.0 |
| | 65 | UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 |
| | 66 | Interrupt:59 Base address:0x2000 |
| | 67 | }}} |