unless the network has been carefully designed for maximum throughput, the network interfaces and
switches might auto-negotiate to a sub-optimal speed.
If the network interface and switches are congured to auto-negotiate properly, you can leave the settings to
auto-negotiate. If you want to force the network to operate at a particular speed, the settings in the network
interface and switches can be hard-coded. You must be careful with these settings, however. If the network
interface and switch settings don’t complement each other, the network will have poor performance.
To congure a network interface to force a particular network speed on Windows:
1. In Control Panel, select Device Manager.
2. Expand Network adapters.
3. Right-click the network adapter you want to congure, and then select Properties.
4. Click the Advanced tab.
5. In the list of properties, locate the property that controls the speed and duplex setting. The name can
vary, but it is usually something like Speed & Duplex or Link Speed & Duplex.
6. From the Value drop-down list, select the fastest speed your network can support, and be sure to select
the Full Duplex version of that speed.
To congure a network interface to force a particular network speed on Linux:
▲
As root, use a command like in the following example. This example sets network interface 0 as a 100
Mb/sec connection running full duplex mode:
$ /usr/local/sbin/ethtool -s eth0 speed 100 duplex full autoneg off
If you are not satised with your network performance, look at the log les on your network switch (if the
receiver is connected to one). A signicant number of errors on the switch port may indicate that the
computer or network is not congured correctly. Work with your IT organization to optimize your computer
and network conguration.
Troubleshooting tips
Troubleshooting failed connection attempts
This section describes the most common issues that cause RGS connection attempts to fail.
Failed connection attempt troubleshooting checklist (receiver)
Use the following checklist to troubleshoot failed connection attempts from the receiver side:
1. Verify that you are inputting the correct hostname or IP address for the sender.
If you changed the port that RGS Sender listens on from its default of 42966, you must specify the port
number along with the hostname or IP address like in the following examples:
MyHostName:12345
192.168.0.10:12345
2. Verify that the receiver is on the same network as the sender.
3. Verify that the receiver can ping the sender.
4. If the receiver is behind a rewall, verify that the rewall supports network address translation (NAT).
Troubleshooting tips 65
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