- Table of Contents
-
- 05-Layer 3—IP Services Command Reference
- 00-Preface
- 01-ARP commands
- 02-IP addressing commands
- 03-DNS commands
- 04-IP forwarding basics commands
- 05-Fast forwarding commands
- 06-Adjacency table commands
- 07-IRDP commands
- 08-IP performance optimization commands
- 09-UDP helper commands
- 10-IPv6 basics commands
- 11-IPv6 fast forwarding commands
- 12-Tunneling commands
- 13-GRE commands
- 14-HTTP redirect commands
- 15-ADVPN commands
- Related Documents
-
Title | Size | Download |
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06-Adjacency table commands | 136.12 KB |
Contents
IPv4 adjacency table commands
display adjacent-table
Use display adjacent-table to display IPv4 adjacency entries.
Syntax
display adjacent-table { all | physical-interface interface-type interface-number | routing-interface interface-type interface-number | slot slot-number } [ count | verbose ]
View
Any view
Predefined user roles
network-admin
network-operator
Parameters
all: Displays all IPv4 adjacency entries.
physical-interface interface-type interface-number: Displays IPv4 adjacency entries about the specified physical interface.
routing-interface interface-type interface-number: Displays IPv4 adjacency entries about the specified routing interface.
slot slot-number: Specifies a card by its slot number. If you do not specify a card, this command displays IPv4 adjacency entries on all cards.
count: Displays the number of IPv4 adjacency entries.
verbose: Displays detailed information about IPv4 adjacency entries.
Examples
# Display detailed information about all IPv4 adjacency entries.
<Sysname> display adjacent-table all verbose
IP address : 0.0.0.0
Routing interface : Tunnel1
Physical interface : Tunnel1
Logical interface : N/A
Service type : Tunnel
Action type : Forwarding
Link media type : P2P
Slot : 0
Cpu : 0
VPN Index : 0
Virtual circuit information : N/A
Link head information(IP) : 4500000000000000ff2f000002020201020202020000
0800
Link head information(MPLS) : 4500000000000000ff2f000002020201020202020000
0800
# Display IPv4 adjacency entries for the specified slot.
<Sysname> display adjacent-table slot 10
IP address Routing interface Physical interface Type
0.0.0.0 Tun1 Tun1 Tunnel
# Display the number of IPv4 adjacency entries for the specified slot.
<Sysname> display adjacent-table slot 10 count
Total entries on slot 10: 1
Table 1 Command output
Field |
Description |
IP address |
IP address of the next hop. · For a P2P link, the IP address of the next hop is not needed. This field displays 0.0.0.0. · For an NBMA link, value 0.0.0.0 represents the default adjacency entry. Packets are forwarded through the default virtual circuit. |
Routing interface |
Output interface of the matching route entry. |
Physical interface |
Physical interface of which the outgoing packets are sent out. |
Logical interface |
Logical interface for sending the packets. If the entry has no logical interface, this field displays N/A. |
Service type/Type |
Link layer protocol type: · PPP. · HDLC. · Tunnel. · MTunnel. |
Action type |
Packet processing type, Forwarding or Drop. |
Link media type |
Link media type: · P2P—Point-to-point link. · NBMA—Non-broadcast multi-access link. |
VPN index |
Index of the VPN. |
Virtual circuit information |
Information about the virtual circuit, such as PVC or DLCI. If the entry has no virtual circuit, this field displays N/A. |
Link head information(IP) |
Link layer header for IPv4. |
Link head information(MPLS) |
Link layer header for MPLS. |
display adjacent-table log
Use display adjacent-table log to display brief log information for the IPv4 adjacency table.
Syntax
display adjacent-table log [ interface interface-type interface-number | ip ip-address ] [ slot slot-number ]
View
Any view
Predefined user roles
network-admin
network-operator
Parameters
interface: Displays brief log information for the specified interface.
ip: Displays brief log information for the specified IP address.
slot slot-number: Specifies a card by its slot number. If you do not specify a card, this command displays brief log information on the active MPU.
Examples
# Display brief log information for the IPv4 adjacency table.
<Sysname> display adjacent-table log
Operate : ADD Reason : ADDBYMSG
Mac : 0000-0000-0000 Interface: GE2/0/1
SVLAN : 65535 IP : 1.1.1.2
CVLAN : 65535 Time : Oct 28 22:22:02 2022
Operate : ADD Reason : ADDBYMSG
Mac : 0000-0000-0000 Interface: GE2/0/1
SVLAN : 65535 IP : 1.1.1.1
CVLAN : 65535 Time : Oct 28 22:22:02 2022
Table 2 Command output
Field |
Description |
Operate |
Adjacency entry operation type. · ADD—Add an entry to the table. · MOD—Modify an existing entry in the table. · DEL—Delete an entry from the table. |
Reason |
Source of the adjacency log entry. · M-LAGMSG—Added in response to an ARP entry update message from the M-LAG module. · STATICFIX—Added in response to conversion of a dynamic ARP entry to a static one. · PKTLEARN—Added by learning from an ARP packet. · STATICMSG—Added through static configuration. · ADDBYRULE—Added by the IPoE or portal feature. · ADDBYOP—Added by the OpenFlow feature. · ADDBYMSG—Added through ARP entry synchronization. · ADDWADJ—Added in response to an IPv4 adjacency entry refresh message sent by the WAN link adjacency table module. · ADDWADJSYN—Added in response to an inter-card IPv4 adjacency entry synchronization message sent by the WAN link adjacency table module. · DRVRELOAD—Added in response to the ARP update operation done in the driver. · STATICEVENT—Added through ARP entry update in response to a long static entry event. · SYNCWITHDRV—Added in synchronization with the driver. · RELOADBYPW—Added in response to the PW reload operation. · RELOADBYMMAC—Added through ARP entry refresh triggered by the MultiMac module. · RELOADBYRB—Added through ARP entry refresh triggered by the RB module. · DELBYCFG—Manually deleted. · DELBYIPVRF—Deleted in bulk. · DELBYVSRP—Deleted by VSRP. · DELBYNODUMMY—Deleted due to lack of a DUMMY entry. · DELBYSMOOTH—Deleted upon ARP entry smoothing. · DELBYSMOOTHFILTER—Deleted through filtering in an ARP entry smooth operation. · DELCONFIGIPIF—Deleted upon an IP address or interface conflict. · DELARPSYN—Deleted upon an inter-card ARP entry synchronization. · DELWADJMSG—Deleted upon deletion of the corresponding IPv4 adjacency entry from the WAN link adjacency table. · DELWADJIFMSG—Deleted by interface upon deletion of the corresponding IPv4 adjacency entry from the WAN link adjacency table. · DELWADJBI—Deleted upon reception of the entry deletion message sent from the WAN link adjacency table module to the link layer in the kernel. · DELWADJDUMMY—Deleted upon deletion of the corresponding DUMMY entry by the WAN link adjacency table module. · DELWADJIFEVENT—Deleted upon deletion of the corresponding IPv4 adjacency entry done by the WAN link adjacency table module in response to an interface event. · DELWADJALL—Deleted upon deletion of all IPv4 adjacency entries from the WAN link adjacency table. · DELWADJ—Deleted upon deletion of the corresponding IPv4 adjacency entry from the WAN link adjacency table. · DELWADJSAGE—Deleted upon deletion of the corresponding IPv4 adjacency entry that had aged out from the WAN link adjacency table. · DELWADJIFSYN—Deleted upon deletion of the corresponding IPv4 adjacency entry from the WAN link adjacency table in response to interface entry synchronization. · DELWADJSYNMSG—Deleted upon deletion of the corresponding IPv4 adjacency entry from the WAN link adjacency table in response to inter-card entry synchronization. · DELWADJSMOOTH—Deleted upon deletion of the corresponding IPv4 adjacency entry because of entry smoothing done by the WAN link adjacency table module. · DELWADJPULLFINISH—Deleted upon deletion of the corresponding IPv4 adjacency entry after the WAN link adjacency table module successfully obtained entries in bulk. · DELPORTLVLAN—Deleted upon removal of the port from the VLAN. · DELVLANMODCHG—Deleted upon VLAN mode change. · DELLIMIT—Deleted because the number of ARP entries has reached the limit. · DELARPBYOPIF—Deleted upon deletion of the interface. · DELARPVLANEVENT—Deleted upon a VLAN event. · DELARPSTATUS—Deleted upon ARP entry status change. · DELARPBYIPIF—Deleted by specifying the IPv4 address or interface. · DELARPBYIFMAP—Deleted upon an interface mapping operation. · DELARPBYIFDOWN—Deleted because the interface went down. · DELARPBYIFAGG—Deleted because the interface was added to a link aggregation group. · DELARPBYNODE—Deleted upon deletion of ARP entries by slot. · DELARPBYALL—Deleted upon deletion of all ARP entries. · DELARPBYALLEM—Deleted upon deletion of all ARP entries from non-management interfaces. · DELARPBYPW—Deleted upon deletion of ARP entries from a PW. · DELARPBYPWVSI—Deleted upon deletion of ARP entries done by PWVSI. · DELARPBYMACNOTIFY—Deleted upon reception of ARP entries from MAC. · DELARPBYRB—Deleted upon an RB action. · DELARPBYTCPKEEP—Deleted because of the topology change notification (TCN) flag. · DELARPBYSTATICFIX—Deleted upon conversion of a dynamic entry to a static entry. · DELBYPULLFINISH—Deleted upon a successful batch data pull. · DELSTATICCONFLICT—Deleted upon a static configuration conflict. |
IP |
IP address of the next hop. · For a P2P link, the IP address of the next hop is not needed. This field displays 0.0.0.0. · For an NBMA link, value 0.0.0.0 represents the default adjacency entry. Packets are forwarded through the default virtual circuit. |
Mac |
MAC address of the next hop. |
Interface |
Output interface of the next hop. |
SVLAN |
Service VLAN. |
CVLAN |
Customer VLAN. |
Time |
Time when the log was generated. |
IPv6 adjacency table commands
display ipv6 adjacent-table
Use display ipv6 adjacent-table to display IPv6 adjacency entries.
Syntax
display ipv6 adjacent-table { all | physical-interface interface-type interface-number | routing-interface interface-type interface-number | slot slot-number } [ count | verbose ]
Views
Any view
Predefined user roles
network-admin
network-operator
Parameters
all: Displays all IPv6 adjacency entries.
physical-interface interface-type interface-number: Displays IPv6 adjacency entries about the specified physical interface.
routing-interface interface-type interface-number: Displays IPv6 adjacency entries about the specified routing interface.
slot slot-number: Specifies a card by its slot number. If you do not specify a card, this command displays IPv6 adjacency entries for all cards.
count: Displays the number of IPv6 adjacency entries.
verbose: Displays detailed information about IPv6 adjacency entries.
Examples
# Display detailed information about all IPv6 adjacency entries.
<Sysname> display ipv6 adjacent-table all verbose
IPv6 address : N/A
Routing interface : Tunnel1
Physical interface : Tunnel1
Logical interface : N/A
Service type : Tunnel
Action type : Forwarding
Link media type : P2P
Slot : 1
Cpu : 0
VPN index : 0
Virtual circuit information : N/A
Link head information(IPv6) : 4500000000000000ff2f000002020201020202020000
86dd
Link head information(MPLS) : 4500000000000000ff2f000002020201020202020000
86dd
# Display IPv6 adjacency entries for the specified slot.
<Sysname> display ipv6 adjacent-table slot 10
IPv6 address Routing interface Physical interface Type
N/A Tun1 Tun1 Tunnel
# Display the number of IPv6 adjacency entries for the specified slot.
<Sysname> display ipv6 adjacent-table slot 10 count
Total entries on slot 10: 1
Table 3 Command output
Field |
Description |
IPv6 address |
IPv6 address of the next hop. · For a P2P link, the IPv6 address of the next hop is not needed. The value 0::0 is encapsulated in the packet, and this field displays N/A. · For an NBMA link, the value 0.0.0.0 represents the default adjacency entry. Packets are forwarded through the default virtual circuit. |
Routing interface |
Output interface of the matching route entry. |
Physical interface |
Physical interface of which the outgoing packets are sent out. |
Logical interface |
Logical interface that sends the packets. If the entry has no logical interface, this field displays N/A. |
Service type/Type |
Link layer protocol type: · PPP. · HDLC. · Tunnel. · MTunnel. |
Action type |
Packet processing type, Forwarding or Drop. |
Link media type |
Link media type: · P2P—Point-to-point link. · NBMA—Non-broadcast multi-access link. |
VPN index |
Index of the VPN. |
Virtual circuit information |
Information about the virtual circuit, such as PVC or DLCI. If the entry has no virtual circuit, this field displays N/A. |
Link head information(IPv6) |
Link layer header for IPv6. |
Link head information(MPLS) |
Link layer header for MPLS. |
display ipv6 adjacent-table log
Use display ipv6 adjacent-table log to display brief log information for the IPv6 adjacency table.
Syntax
display ipv6 adjacent-table log [ interface interface-type interface-number | ip ip-address ] [ slot slot-number ]
View
Any view
Predefined user roles
network-admin
network-operator
Parameters
interface: Displays brief log information for the specified interface.
ip: Displays brief log information for the specified IP address.
slot slot-number: Specifies a card by its slot number. If you do not specify a card, this command displays brief log information on the active MPU.
Examples
# Display brief log information for the IPv6 adjacency table.
<Sysname> system-view
[Sysname] probe
[System-probe] display ipv6 adjacent-table log
Operate : ADD Reason : ADDBYMSG
Mac : 0000-0000-0000 Interface: GE2/0/1
SVLAN : 65535 IP : 1::2
CVLAN : 65535 Time : Oct 28 22:22:02 2022
Operate : ADD Reason : ADDBYMSG
Mac : 0000-0000-0000 Interface: GE2/0/1
SVLAN : 65535 IP : 1::1
CVLAN : 65535 Time : Oct 28 22:22:02 2022
Table 4 Command output
Field |
Description |
Operate |
Adjacency entry operation type. · ADD—Add an entry to the table. · MOD—Modify an existing entry in the table. · DEL—Delete an entry from the table. |
Reason |
Source of the adjacency log entry. · DRNIMSG—Added in response to an ND entry update message from the M-LAG module. · PKTLEARN—Added by learning from an IPv6 packet. · STATICMSG—Added through static configuration. · ADDBYRULE—Added by the IPoE or portal feature. · ADDBYOP—Added by the OpenFlow feature. · ADDBYMSG—Added through ND entry synchronization. · ADDWADJ—Added in response to an IPv6 adjacency entry refresh message sent by the WAN link adjacency table module. · ADDWADJSYN—Added in response to an inter-card IPv6 adjacency entry synchronization message sent by the WAN link adjacency table module. · DRVRELOAD—Added in response to the ND update operation done in the driver. · ADDBYVSRP—Added by VSRP. · STATICEVENT—Added through ND entry update in response to a long static entry event. · SYNCWITHDRV—Added in synchronization with the driver. · RELOADBYPW—Added in response to the PW reload operation. · DELBYLINKLOCAL—Deleted upon deletion of an unassociated link-local address from the driver. · DELBYVSRP—Deleted by VSRP. · DELBYNODUMMY—Deleted due to lack of a DUMMY entry. · DELBYSMOOTH—Deleted upon ND entry smoothing. · DELBYRULE—Deleted by the IPoE or portal feature. · DELBYSTATIC—Deleted through static configuration. · DELBYBEFORESMOOTH—Deleted upon deletion of invalid ND entries before smoothing. · DELCONFIGIPIF—Deleted upon an IPv6 address or interface conflict. · DELNDSYN—Deleted upon an inter-card ND entry synchronization. · DELWADJMSG—Deleted upon deletion of the corresponding IPv6 adjacency entry from the WAN link adjacency table. · DELWADJIFMSG—Deleted by interface upon deletion of the corresponding IPv6 adjacency entry from the WAN link adjacency table. · DELWADJBI—Deleted upon reception of the entry deletion message sent from the WAN link adjacency table module to the link layer in the kernel. · DELWADJDUMMY—Deleted upon deletion of the corresponding DUMMY entry by the WAN link adjacency table module. · DELWADJIFEVENT—Deleted upon deletion of the corresponding IPv6 adjacency entry done by the WAN link adjacency table module in response to an interface event. · DELWADJALL—Deleted upon deletion of all IPv6 adjacency entries from the WAN link adjacency table. · DELWADJ—Deleted upon deletion of the corresponding IPv6 adjacency entry from the WAN link adjacency table. · DELWADJSAGE—Deleted upon deletion of the corresponding IPv6 adjacency entry that had aged out from the WAN link adjacency table. · DELWADJIFSYN—Deleted upon deletion of the corresponding IPv6 adjacency entry from the WAN link adjacency table in response to interface entry synchronization. · DELWADJSYNMSG—Deleted upon deletion of the corresponding IPv6 adjacency entry from the WAN link adjacency table in response to inter-card entry synchronization. · DELWADJSMOOTH—Deleted upon deletion of the corresponding IPv6 adjacency entry because of entry smoothing done by the WAN link adjacency table module. · DELWADJPULLFINISH—Deleted upon deletion of the corresponding IPv6 adjacency entry after the WAN link adjacency table module successfully obtained entries in bulk. · DELPORTLVLAN—Deleted upon removal of the port from the VLAN. · DELVLANMODCHG—Deleted upon VLAN mode change. · DELLIMIT—Deleted because the number of ND entries has reached the limit. · DELNDBYIPIF—Deleted by specifying the IPv6 address or interface. · DELNDBYIFAGG—Deleted because the interface was added to a link aggregation group. · DELNDBYNODE—Deleted upon deletion of ND entries by slot. · DELNDBYALL—Deleted upon deletion of all ND entries. · DELNDBYALLEM—Deleted upon deletion of all ND entries from non-management interfaces. · DELNDBYPW—Deleted upon deletion of ND entries from a PW. · DELNDBYTCPKEEP—Deleted because of the TCN flag. · DELBYPULLFINISH—Deleted upon a successful batch data pull. · DELSTATICCONFLICT—Deleted upon a static configuration conflict. · DELBYSPANSEG—Deleted upon deletion of cross-segment ND entries. · DELBYSPANSEGBYIPIF—Deleted upon deletion of cross-segment ND entries by specifying the IPv6 address or interface. · DELINCOMBYALL—Deleted upon deletion of all ND entries in Incomplete state. · DELINCOMBYIF—Deleted upon deletion of ND entries in Incomplete state by interface. · DELINCOMBYNODE—Deleted upon deletion of ND entries in Incomplete state by slot. · DELNDBYNETDOWN—Deleted because the network layer went down. · DELNDBYLINKDOWN—Deleted because the data link layer went down. |
IP |
IPv6 address of the next hop. · For a P2P link, the IPv6 address of the next hop is not needed. The value for this field is 0::0 and the field displays N/A. · For an NBMA link, value 0::0 represents the default adjacency entry. Packets are forwarded through the default virtual circuit. |
Mac |
MAC address of the next hop. |
Interface |
Output interface of the next hop. |
SVLAN |
Service VLAN. |
CVLAN |
Customer VLAN. |
Time |
Time when the log was generated. |