This is what the interface status shows when the phone is booting up.
ArubaS1500-12P) (VoIP profile "VoIP-Profile") #show lldp neighbor interface gigabitethernet 0/0/0 detail
Interface: gigabitethernet0/0/0, Number of neighbors: 1
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Chassis id: 00:0a:dd:xx:xx:xx
Interface description: Not received, ID: Port0
Device MAC: 00:0a:dd:xx:xx:xx
Last Update: Wed Dec 2 07:38:50 2015
Time to live: 30, Expires in: 28 Secs
System capabilities : Bridge,Phone
Enabled capabilities: Bridge,Phone
System name: Allworx 9212L
System description:
Allworx 9212L
Auto negotiation: Supported, Enabled
Autoneg capability:
10Base-T, HD: yes, FD: yes
100Base-T, HD: yes, FD: yes
Media attached unit type: 100BaseTXFD - 2 pair category 5 UTP, full duplex mode (16)
802.3 Power:
Port ID: Ifalias Port0
Port Description: Not received
LLDP-MED:
Device Type: Communication Device Endpoint (Class III)
Capability: LLDP-MED capabilities, Network policy
Descr: Voice
Layer 2 Priority: 0
DSCP Value: 0