display tcp
Use display tcp to display brief information about TCP connections.
Syntax
display tcp [ slot slot-number ]
display tcp [ chassis chassis-number slot slot-number ]
Views
Any view
Predefined user roles
network-admin
network-operator
mdc-admin
mdc-operator
Parameters
slot slot-number: Specifies a card by its slot number. If you do not specify a card, this command displays brief information about TCP connections for all cards.
chassis chassis-number slot slot-number: Specifies a card on an IRF member device. The chassis-number argument represents the member ID of the IRF member device. The slot-number argument represents the slot number of the card. If you do not specify a card, this command displays brief information about TCP connections for all cards.
Usage guidelines
Brief TCP connection information includes local IP address, local port number, peer IP address, peer port number, and TCP connection state.
Examples
# Display brief information about TCP connections.
<Sysname> display tcp *: TCP connection with authentication Local Addr:port Foreign Addr:port State Slot Cpu PCB *0.0.0.0:21 0.0.0.0:0 LISTEN 1 0 0x000000000000c387 192.168.20.200:23 192.168.20.14:1284 ESTABLISHED 1 0 0x0000000000000009 192.168.20.200:23 192.168.20.14:1283 ESTABLISHED 1 0 0x0000000000000002
Table 38: Command output
Field | Description |
---|---|
* | Indicates that the TCP connection uses authentication. |
Local Addr:port | Local IP address and port number. |
Foreign Addr:port | Peer IP address and port number. |
State | TCP connection state. |
PCB | PCB index. |