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000-221 · Question #124

Given the following Isdev output, which command will identify the underlying devices and network type of ent4 below? root@server1:/#Isdev-I ent4 ent4 Available EtherChannel / IEEE 802.3ad Link…

The correct answer is D. Isattr-EI ent4. The lsattr -El command displays the effective (current) attribute values for an AIX device, revealing the underlying member adapters and configuration parameters of an EtherChannel.

Networking

Question

Given the following Isdev output, which command will identify the underlying devices and network type of ent4 below? root@server1:/#Isdev-I ent4 ent4 Available EtherChannel / IEEE 802.3ad Link Aggregation

Options

  • AIsdev-dev ent4 -attr
  • BIscfg-vl ent4
  • Ccfgmgr-1|grepent4
  • DIsattr-EI ent4

How the community answered

(57 responses)
  • A
    7% (4)
  • B
    4% (2)
  • C
    14% (8)
  • D
    75% (43)

Why each option

The lsattr -El command displays the effective (current) attribute values for an AIX device, revealing the underlying member adapters and configuration parameters of an EtherChannel.

AIsdev-dev ent4 -attr

lsdev does not support an -attr flag; lsdev is used to list devices and their states, not to display device attribute values.

BIscfg-vl ent4

lscfg -vl ent4 returns Vital Product Data and hardware-level configuration, not the EtherChannel member adapters or aggregation mode attributes stored in ODM.

Ccfgmgr-1|grepent4

cfgmgr -l triggers device configuration or reconfiguration and is not used to query existing device attributes.

DIsattr-EI ent4Correct

lsattr -El ent4 queries the ODM for the current effective attributes of the ent4 device, which for an EtherChannel includes the adapter_names attribute listing its physical member adapters (e.g., ent0, ent1) and the mode or network_type attributes. The -E flag retrieves effective values and -l specifies the target logical device name, making this the correct command to inspect EtherChannel composition.

Concept tested: Querying AIX EtherChannel device attributes with lsattr

Source: https://www.ibm.com/docs/en/aix/7.3?topic=l-lsattr-command

Topics

#EtherChannel#lsattr -El#network adapter attributes#IEEE 802.3ad

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