5 
Field Description 
include: 
•  ctrl—Control channel. The link can forward only control packets. 
•  data—Data channel. The link can forward only data packets. 
•  ctrl&data—Hybrid channel. The link can forward both data and control packets. 
Status 
Link status of the network interface: 
•  Up—The link is up. 
•  Down—The link is down. 
•  ADM—The interface has been manually shut down by using the shutdown 
command. 
•  Blocked—The link is blocked. In this state, the device cannot join an IRF fabric that 
contains other devices. Multimember stacking capability is disabled for the device by 
using the undo irf member stack enable command. 
This field displays two hyphens (--) if no network interfaces are bound to the IRF port. 
 
display mad 
Use display mad to display MAD status and settings. 
Syntax 
display mad [ verbose ] 
Views 
Any view 
Predefined user roles 
network-admin 
network-operator 
Parameters 
verbose: Displays detailed MAD information. If you do not specify this keyword, the command only 
displays whether a MAD mechanism is enabled or disabled.  
Examples 
# Display brief MAD information.  
<Sysname> display mad 
MAD ARP enabled. 
MAD ND enabled. 
MAD LACP disabled. 
# Display detailed MAD information. 
<Sysname> display mad verbose 
Multi-active recovery state: No 
Excluded ports(user-configured): 
  Vlan-interface999 
Excluded ports(system-configured): 
MAD ARP enabled interface: 
  Vlan-interface2 
MAD ND enabled interface: 
  Vlan-interface2 
MAD LACP enabled interface: Bridge-Aggregation 1