Apple Xserve - Apple Xserve Manual do Utilizador descarregar pdf (Página 44)

44 Appendix AXD Tools Test Reference

Ethernet Controller Tests

The availability of Ethernet controller tests depends on the Enternet controller installed

in the Xserve.

Data loop tests can add to network trac. Consider disconnecting from the network

before running the data loop tests.

Test Estimated completion time Description

MAC Address Verication 1 second Veries MAC address is not all

FFs or 00s.

Ethernet ROM Checksum 1 second Veries Ethernet ROM checksum

is valid.

MAC Loopback 1 minute Veries that there’s no data

mismatch between sent and

received data while looping

within the MAC (a sublayer of

the datalink layer in the ISO

network reference model).

PHY 1000 Loopback 20 seconds per port, 40 seconds

total

Veries that there’s no data

mismatch between sent and

received data while looping

within the physical transport

medium (PHY) at 1000 Mbps.

PHY Jumbo Packet Loopback 20 seconds per port, 40 seconds

total

Veries that there’s no data

mismatch between sent and

received jumbo packet data

while looping within the

physical transport medium

(PHY) at the the highest

supported speed.

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Apple Xserve - Apple Xserve Manual do Utilizador Página 44