5 
Link 
Link state of the IRF port:  
•  UP—The IRF link is up.  
•  DOWN—
The IRF link is down because the port has no physical link or 
has not been activated by the irf-port-
active command.  
•  DIS—No physical interfaces have been bound to the IRF port. 
•  TIMEOUT—IRF hello interval has timed out. 
•  ISOLATE—The device is isolated from the IRF fabric. This issue might 
be caused by the following reasons: 
  The IRF fabric does not support the device model. 
  The maximum number of member devices has exceeded the upper 
limit. 
neighbor 
IRF member ID of the device connected to the IRF port.  
This field displays three hyphens (---) if no device is connected to the port.  
Belong To 
IRF fabric that has the device, represented by the CPU MAC address of the 
master in the IRF fabric. 
 
Related commands 
display irf 
display irf configuration 
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 disabled.  
MAD ND disabled.  
MAD LACP enabled. 
MAD BFD enabled. 
# Display detailed MAD information. 
<Sysname> display mad verbose 
Multi-active recovery state: No