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140 lines
3.3 KiB
Plaintext
140 lines
3.3 KiB
Plaintext
= Aruba and HP switches debug and diagnostics commands cheat sheet
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Yuri SLobodyanyuk, admin@yurisk.info
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:homepage: https://yurisk.info
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:toc:
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Author: Yuri Slobodyanyuk, https://www.linkedin.com/in/yurislobodyanyuk/
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NOTE: All commands were tested on HP/Aruba 5400 switches.
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== General Health
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[cols=2, options="header"]
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|===
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|Command
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|Description
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|*show cpu [_seconds_]*
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|Show CPU stats of average load for 1 second, 5 seconds, and 1 minute, optionally setting period in _seconds_ (300 is max).
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| *show logging -r*
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| Show system logs and events in reverse chronological order, i.e. newest logs first.
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|*clear log*
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|Delete all logs on the switch.
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|===
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[cols=2,options="header"]
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|===
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|Command
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|Description
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|*debug destination buffer*
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|Direct debug output to the log buffer, to be read later on CLI.
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|*debug <daemon name>*
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|Start runnig debug,e.g. to debug SNMP daemon: `debug snmp pdu`
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|*show debug buffer*
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|Show log buffer with the collected debug output.
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|*show debug*
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|Show what debug is currently active.
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|*show mac-address*
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|Show table of MAC addresses.
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|===
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== Interfaces
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[cols=2,options="header"]
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|===
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|Command
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|Description
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|*show interface status*
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| Show list of all interfaces with info for each: state (Up/Down), Actual Speed, Tagged or not, VLANs configured for the interface (single VLAN for Untagged, `multiple` for Tagged). NOTE: In Cisco world Tagged interface is called *trunk*.
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|*display interface [_name_]*
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|Show detailed information of an interface: media type, speed/duplex state, MAC address, up/down, max frame size, VLAN id if any untagged set and `.` (dot) for
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multiple tagged VLANs, input/output erros, buffer failures, CRCs, runts.
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|*conf t*
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*int _name_*
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*disable/enable*
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|Disable/enable a specific interface (in Cisco world `shut`/`no shut`)
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|*show interface transceiver [_name_] [detail]*
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|Info on installed optical transceivers: Port number where installed, Type/Speed, Serial Number. If _detail_ is added, will also show temperature, voltage, Transmit (TX) and Receive (RX) power in mW and dBm.
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|*show ip*
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| Show all configured IP addresses on a switch.
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|*show name*
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|Lists all interfaces with their names if set. In Cisco it would be `show int description`
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|*show trunk*
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| Show trunk interfaces with their state and type. NOTE: In HP/Aruba world *trunk* means aggregated interfaces (LACP), what in Cisco world is called port/ether-channel.
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|*show trunk-statistics <trunk name>*
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| Show cumulative statistics for the trunk interface: packets passed, bytes received, drops if any.
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|*show lacp*
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|Show LACP state on the trunking interfaces.
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|===
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[cols=2,options="header"]
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|===
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|Command
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|Description
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|*display stp root*
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| Show root switch for Spanning Tree Protocol.
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|*display stp brief*
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| Short information on STP state for VLANs.
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|*display lldp neighbor list*
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|Display LLDP neighbors.
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|*show ip ospf neighbor [detail]*
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|Display OSPF neighbors
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|*show ip route*
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| Show routing table for Layer 3 switch.
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|*show ip*
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| Show IP routing state: disabled/enabled. It is disabled by default, to enable: *(config)# ip routing* on platforms that support Layer 3 routing.
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|*display boot-loader*
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| Show what image will be loaded on the next boot.
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|*show time*
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|Show switch time and date, for log correlation.
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|*show power-over-ethernet brief/ethernet*
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|Show state of PoE-enabled interfaces, including information on drawn/available
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power.
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|===
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