Viewing and changing speed/duplex settings for ethernet interfaces on DLP Network devices
2 years ago
Originally Published: 2008-06-17
Article Number
000043224
Applies To
RSA DLP Network 6.0
Issue
Viewing and changing speed/duplex settings on DLP Network devices
Resolution
To get the duplex and speed settings on the 10/100 ethernet ports on the DLP Network devices, follow the procedure given below:

1. SSH to device /User "tablus"
2. SU to root
3. Type command ethtool as shown below:
# ethtool eth0
Settings for eth0:
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 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

4. Changing duplex and speed settings on interface:

# ethtool -s eth0 speed 100 duplex full - to make it to 100Mbps full duplex
# ethtool -s eth0 speed 10 duplex half - to make it to 10Mbps half duplex


5. To make the settings permanent (please do not do unless absolutely necessary)

# vi /etc/sysconfig/network-scripts/ifcfg-eth0
Append following line:
ETHTOOL_OPTS="speed 100 duplex full autoneg off"

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