Есть сервер на CentOS 6.3, ядро CentOS стандартное x86-64.
eth1 Link encap:Ethernet HWaddr 00:07:E9:XX:XX:XX
inet addr:192.168.0.1 Bcast:192.168.0.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:406576696 errors:28 dropped:0 overruns:220 frame:248
TX packets:487262240 errors:11 dropped:0 overruns:0 carrier:11
collisions:0 txqueuelen:1000
RX bytes:98537338573 (91.7 GiB) TX bytes:424771742495 (395.5 GiB)
Settings for eth1:
Supported ports: [ TP MII ]
Supported link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
Supports auto-negotiation: Yes
Advertised link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
Advertised pause frame use: Symmetric
Advertised auto-negotiation: Yes
Link partner advertised link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
Link partner advertised pause frame use: Symmetric
Link partner advertised auto-negotiation: Yes
Speed: 100Mb/s
Duplex: Full
Port: MII
PHYAD: 1
Transceiver: internal
Auto-negotiation: on
Supports Wake-on: g
Wake-on: g
Current message level: 0x00000007 (7)
Link detected: yes
Сетевая карта: Intel Corporation 82557/8/9/0/1 Ethernet Pro 100 (rev 10): e100, v 3.5.24-k2-NAPI
На соединениях (SCP/HTTP) скорость ограничена ... 1,6MB/sec (12,8Mb/sec) - это никак не 100Mb, но выше, чем 10Mb.
Куда копать? Что делать?