display ipv6 tcp

Use display ipv6 tcp to display brief information about IPv6 TCP connections.

Syntax

display ipv6 tcp [ slot slot-number ]

Views

Any view

Predefined user roles

network-admin

network-operator

Parameters

slot slot-number: Specifies an IRF member device by its member ID.

Usage guidelines

Brief information about IPv6 TCP connections includes the local IPv6 address and port number, peer IPv6 address and port number, and TCP connection state.

Examples

# Display brief information about IPv6 TCP connections.

<Sysname> display ipv6 tcp
*: TCP MD5 Connection
 LAddr->port         FAddr->port       State       Slot  PCB
*2001:2002:2003:2   3001:3002:3003:3  ESTABLISHED 1    0x000000000000c387
004:2005:2006:20    004:3005:3006:30
07:2008->1200        07:3008->1200
2001::1->23          2001::5->1284     ESTABLISHED 1     0x0000000000000008
2003::1->25          2001::2->1283     LISTEN       1     0x0000000000000009

Table 50: Command output

Field	Description
*	Indicates the TCP connection uses MD5 authentication.
LAddr->port	Local IPv6 address and port number.
FAddr->port	Peer IPv6 address and port number.
State	TCP connection state: CLOSED—The server receives a disconnection request's reply from the client. LISTEN—The server is waiting for connection requests. SYN_SENT—The client is waiting for the server to reply to the connection request. SYN_RCVD—The server receives a connection request. ESTABLISHED—The server and client have established connections and can transmit data bidirectionally. CLOSE_WAIT—The server receives a disconnection request from the client. FIN_WAIT_1—The client is waiting for the server to reply to a disconnection request. CLOSING—The server and client are waiting for peer's disconnection reply when receiving disconnection requests from each other. LAST_ACK—The server is waiting for the client to reply to a disconnection request. FIN_WAIT_2—The client receives a disconnection reply from the server. TIME_WAIT—The client receives a disconnection request from the server.
Slot	ID of the IRF member device.
PCB	PCB index.

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