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Examining network activity – Sun Microsystems Sun Quad User Manual

Page 22

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Sun Quad FastEthernet PCI Adapter Installation and User’s Guide • August 1997

Examining Network Activity

After you have installed the Sun Quad FastEthernet PCI adapter, but before booting
the system, verify the installation by examining the network interfaces with the
OpenBoot PROM

watch-net-all

command.

Make sure that the interfaces are connected to an active network.

Examine network activity and incoming network packets by typing

watch-net-all

at the

ok

prompt.

The

watch-net-all

command monitors network traffic on all network interfaces

in the system. In the example below, the

watch-net-all

command tests all four of

the adapter’s interfaces, two of which are connected to a network.

In addition to testing the adapter’s interfaces, the

watch-net-all

command may

also test other network devices on the system.

Note –

The network speed is the same as the speed of the network that your system

is connected. See the section “Forcing Network Speed Between 10 Mbps and 100
Mbps” on page 16
for more detailed information about speed selection.

ok watch-net-all

/pci@1f,2000/pci@2/SUNW,qfe@0,1

Internal loopback test -- succeeded.

Transceiver check -- failed

/pci@1f,2000/pci@2/SUNW,qfe@1,1

Internal loopback test -- succeeded.

Transceiver check -- passed

Looking for Ethernet Packets.

'.' is a Good Packet. 'X' is a Bad Packet.

Type any key to stop.

.....................................

(Press any key to continue.)

/pci@1f,2000/pci@2/SUNW,qfe@2,1

Internal loopback test -- succeeded.

Transceiver check -- failed

/pci@1f,2000/pci@2/SUNW,qfe@3,1

Internal loopback test -- succeeded.

Transceiver check -- passed

Looking for Ethernet Packets.

'.' is a Good Packet. 'X' is a Bad Packet.

Type any key to stop.

.......................................

(Press any key to continue.)