Command Reference TCP Commands
TCB Foreign Address Port State
c429980 3000::2 64572 ESTABLISHED
Tcpv6 listen on 23 have total 1 connections.
Field Description
TCB The control block’s location in the current memory
Foreign Address Remote address
Port Remote port number
State Status of the current TCP connection. There are eleven possible
states:
CLOSED: The connection has been closed.
LISTEN: Listening state
SYNSENT: In the three-way handshake phase when the SYN
packet has been sent.
SYNRCVD: In the three-way handshake phase when the SYN
packet has been received.
ESTABLISHED: The connection has been established.
FINWAIT1: The local end has sent the FIN packet.
FINWAIT2: The FIN packet sent by the local end has been
acknowledged.
CLOSEWAIT: The local end has received the FIN packet from
the peer end.
LASTACK: The local end has received the FIN packet from the
peer end, and then sent its own FIN packet.
CLOSING: The local end has sent the FIN packet from the peer
end, and received the FIN packet from the peer end before the
ACK packet for the peer end to respond with this FIN packet is
received.
TIMEWAIT: The FIN packet sent by the local end has been
acknowledged, and the local end has also acknowledged the FIN
packet.
Related
Commands
Command Description
N/A N/A
Platform
Description
This command is supported by RGOS 10.3 and later versions.
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