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Fit AP V200R010C00 Command Reference

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display fib

display fib

Function

The display fib command displays information about the FIB table.

Format

display fib [ slot-id ] [ verbose ]

Parameters

Parameter Description Value
slot-id

Displays information about the FIB table with a specified slot ID.

The value is an integer and the value range depends on the device configuration.
verbose Displays detailed information about the FIB table. -

Views

All views

Default Level

1: Monitoring level

Usage Guidelines

The display fib command displays information about the FIB table. Each row represents a route.

NOTE:
If there are lots of routes, using wildcard (|, begin, exclude, include, regular-expression) to display information or details lasts a long time. You can press Ctrl+C to terminate information display.

Example

# Display brief information about the FIB table.

<Huawei> display fib
Route Flags: G - Gateway Route, H - Host Route,    U - Up Route                 
             S - Static Route,  D - Dynamic Route, B - Black Hole Route         
             L - Vlink Route                                                    
--------------------------------------------------------------------------------
 FIB Table:                                                                     
 Total number of Routes : 8                                                     
                                                                                
Destination/Mask   Nexthop         Flag  TimeStamp     Interface      TunnelID  
192.168.129.255/32 127.0.0.1       HU    t[157]        InLoop0        0x0       
192.168.129.116/32 127.0.0.1       HU    t[157]        InLoop0        0x0       
255.255.255.255/32 127.0.0.1       HU    t[63]         InLoop0        0x0       
127.255.255.255/32 127.0.0.1       HU    t[63]         InLoop0        0x0       
127.0.0.1/32       127.0.0.1       HU    t[63]         InLoop0        0x0       
127.0.0.0/8        127.0.0.1       U     t[63]         InLoop0        0x0       
192.168.129.0/24   192.168.129.116 U     t[157]        Vlanif2001     0x0       
192.168.0.0/16        192.168.129.1   GSU   t[162]        Vlanif2001     0x0       

# Display detailed information about the FIB table.

<Huawei> display fib verbose                                                 
Route Flags: G - Gateway Route, H - Host Route,    U - Up Route                 
             S - Static Route,  D - Dynamic Route, B - Black Hole Route         
             L - Vlink Route                                                    
------------------------------------------------------------------------------  
 FIB Table:                                                                     
 Total number of Routes : 8                                                     
                                                                                
 Destination: 192.168.129.255     Mask     : 255.255.255.255                    
 Nexthop    : 127.0.0.1           OutIf    : InLoopBack0                        
 LocalAddr  : 127.0.0.1           LocalMask: 0.0.0.0                            
 Flags      : HU                  Age      : 243821sec                          
 ATIndex    : 0                   Slot     : 0                                  
 OriginAs : 0                                                                   
 BGPNextHop : 0.0.0.0             PeerAs   : 0                                  
 QosInfo    : 0x0                 OriginQos: 0x0                                
 NexthopBak : 0.0.0.0             OutIfBak : [No Intf]                          
 EntryRefCount : 0                                                              
 VlanId : 0x0                                                                   
 BgpKey : 0                                                                     
 BgpKeyBak : 0                                                                  
                                                                                
 Destination: 192.168.129.116     Mask     : 255.255.255.255                    
 Nexthop    : 127.0.0.1           OutIf    : InLoopBack0                        
 LocalAddr  : 127.0.0.1           LocalMask: 0.0.0.0                            
 Flags      : HU                  Age      : 243822sec                          
 ATIndex    : 0                   Slot     : 0                                  
 OriginAs : 0                                                                   
 BGPNextHop : 0.0.0.0             PeerAs   : 0                                  
 QosInfo    : 0x0                 OriginQos: 0x0                                
 NexthopBak : 0.0.0.0             OutIfBak : [No Intf]                          
 EntryRefCount : 0                                                              
 VlanId : 0x0                                                                   
 BgpKey : 0                                                                     
 BgpKeyBak : 0                                                                  
                                                                                
 Destination: 255.255.255.255     Mask     : 255.255.255.255                    
 Nexthop    : 127.0.0.1           OutIf    : InLoopBack0                        
 LocalAddr  : 127.0.0.1           LocalMask: 0.0.0.0                            
 Flags      : HU                  Age      : 243916sec                          
 ATIndex    : 0                   Slot     : 0                                  
 OriginAs : 0                                                                   
 BGPNextHop : 0.0.0.0             PeerAs   : 0                                  
 QosInfo    : 0x0                 OriginQos: 0x0                                
 NexthopBak : 0.0.0.0             OutIfBak : [No Intf]                          
 EntryRefCount : 0                                                              
 VlanId : 0x0                                                                   
 BgpKey : 0                                                                     
 BgpKeyBak : 0                                                                  
                                                                                
 Destination: 127.255.255.255     Mask     : 255.255.255.255                    
 Nexthop    : 127.0.0.1           OutIf    : InLoopBack0                        
 LocalAddr  : 127.0.0.1           LocalMask: 0.0.0.0                            
 Flags      : HU                  Age      : 243916sec                          
 ATIndex    : 0                   Slot     : 0                                  
 OriginAs : 0                                                                   
 BGPNextHop : 0.0.0.0             PeerAs   : 0                                  
 QosInfo    : 0x0                 OriginQos: 0x0                                
 NexthopBak : 0.0.0.0             OutIfBak : [No Intf]                          
 EntryRefCount : 0                                                              
 VlanId : 0x0                                                                   
 BgpKey : 0                                                                     
 BgpKeyBak : 0                                                                  
                                                                                
 Destination: 127.0.0.1           Mask     : 255.255.255.255                    
 Nexthop    : 127.0.0.1           OutIf    : InLoopBack0                        
 LocalAddr  : 127.0.0.1           LocalMask: 0.0.0.0                            
 Flags      : HU                  Age      : 243916sec                          
 ATIndex    : 0                   Slot     : 0                                  
 OriginAs : 0                                                                   
 BGPNextHop : 0.0.0.0             PeerAs   : 0                                  
 QosInfo    : 0x0                 OriginQos: 0x0                                
 NexthopBak : 0.0.0.0             OutIfBak : [No Intf]                          
 EntryRefCount : 0                                                              
 VlanId : 0x0                                                                   
 BgpKey : 0                                                                     
 BgpKeyBak : 0                                                                  
                                                                                
 Destination: 127.0.0.0           Mask     : 255.0.0.0                          
 Nexthop    : 127.0.0.1           OutIf    : InLoopBack0                        
 LocalAddr  : 127.0.0.1           LocalMask: 0.0.0.0                            
 Flags      : U                   Age      : 243916sec                          
 ATIndex    : 0                   Slot     : 0                                  
 OriginAs : 0                                                                   
 BGPNextHop : 0.0.0.0             PeerAs   : 0                                  
 QosInfo    : 0x0                 OriginQos: 0x0                                
 NexthopBak : 0.0.0.0             OutIfBak : [No Intf]                          
 EntryRefCount : 0                                                              
 VlanId : 0x0                                                                   
 BgpKey : 0                                                                     
 BgpKeyBak : 0                                                                  
                                                                                
 Destination: 192.168.129.0       Mask     : 255.255.255.0                      
 Nexthop    : 192.168.129.116     OutIf    : Vlanif2001                         
 LocalAddr  : 192.168.129.116     LocalMask: 0.0.0.0                            
 Flags      : U                   Age      : 243822sec                          
 ATIndex    : 0                   Slot     : 0                                  
 OriginAs : 0                                                                   
 BGPNextHop : 0.0.0.0             PeerAs   : 0                                  
 QosInfo    : 0x0                 OriginQos: 0x0                                
 NexthopBak : 0.0.0.0             OutIfBak : [No Intf]                          
 EntryRefCount : 0                                                              
 VlanId : 0x0                                                                   
 BgpKey : 0                                                                     
 BgpKeyBak : 0                                                                  
                                                                                
 Destination: 192.168.0.0         Mask     : 255.255.0.0                          
 Nexthop    : 192.168.129.1       OutIf    : Vlanif2001                         
 LocalAddr  : 192.168.129.116     LocalMask: 0.0.0.0                            
 Flags      : GSU                 Age      : 243817sec                          
 ATIndex    : 0                   Slot     : 0                                  
 OriginAs : 0                                                                   
 BGPNextHop : 0.0.0.0             PeerAs   : 0                                  
 QosInfo    : 0x0                 OriginQos: 0x0                                
 NexthopBak : 0.0.0.0             OutIfBak : [No Intf]                          
 EntryRefCount : 0                                                              
 VlanId : 0x0                                                                   
 BgpKey : 0                                                                     
 BgpKeyBak : 0                                                                  
 
Table 6-64  Description of the display fib command output

Item

Description

FIB Table

FIB table.

Total number of Routes

Total number of routes.

Destination/Mask

Destination address or mask length.

Nexthop

Next hop of a route.

Flag

Flag of a route, which is the combination of G, H, U, S, D, and B.
  • G: indicates that the next hop is a gateway.

  • H: indicates that the route is a host route.

  • U: indicates that the route status is Up.

  • S: indicates a static route.

  • D: indicates a dynamic route.

  • B: indicates a blackhole route of which the next hop is a null interface.

  • L: indicates a Vlink route.

TimeStamp

How long an entry has been in the FIB table, in seconds.

Interface

Outbound interface to the destination address.

TunnelID

Index of a forwarding entry. If the value is not 0, packets matching the entry are forwarded by the tunnel. If the value is 0, packets matching the entry are not forwarded by the tunnel.

Table 6-65  Description of the display fib verbose command output

Item

Description

Destination

Destination address.

Mask

Mask length.

Nexthop

Next hop of a route.

OutIf

Outbound interface.

LocalAddr

Local IP address.

LocalMask

Mask of the local IP address.

Flags

Flag of a route, which is the combination of G, H, U, S, D, and B.

  • G: indicates that the next hop is a gateway.
  • H: indicates that the route is a host route.
  • U: indicates that the route status is Up.
  • S: indicates a static route.
  • D: indicates a dynamic route.
  • B: indicates a blackhole route of which the next hop is a null interface.
  • L: indicates a Vlink route.

Age

How long a route has been in the FIB table, in seconds.

ATIndex

Index of the virtual link between the local end and the gateway.

Slot

Slot ID of the outbound interface.

OriginAs

Original AS number.

BGPNextHop

BGP next-hop address.

PeerAs

Peer AS number.

QosInfo

QoS information.

OriginQos

Original QoS information.

NexthopBak

Backup next hop.

OutIfBak

Backup outbound interface.

EntryRefCount

Number of times an entry has been referenced.

VlanId

VLAN ID.

BgpKey

Index allocated by BGP.

BgpKeyBak

Backup index allocated by BGP.

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Updated: 2019-07-18

Document ID: EDOC1100064353

Views: 157338

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