149
Examples
# Display brief information about TCP connections.
<Sysname> display tcp
*: TCP MD5 Connection
Local Addr:port Foreign Addr:port State Slot PCB
*0.0.0.0:21 0.0.0.0:0 LISTEN 1 0x000000000000c387
192.168.20.200:23 192.168.20.14:1284 ESTABLISHED 1 0x0000000000000009
192.168.20.200:23 192.168.20.14:1283 ESTABLISHED 1 0x0000000000000002
Table 35 Command output
* Indicates the TCP connection uses MD5 authentication.
Local Addr:port Local IP address and port number.
Foreign Addr:port Peer IP address and port number.
State TCP connection state.
Slot ID of the IRF member device.
PCB PCB index.
display tcp statistics
Use display tcp statistics to display TCP traffic statistics.
Syntax
display tcp statistics [ 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 or a PEX by its virtual slot
number.
Usage guidelines
TCP traffic statistics include information about received and sent TCP packets and
Syncache/syncookie.
Examples
# Display TCP traffic statistics.
<Sysname> display tcp statistics
Received packets:
Total: 4150
packets in sequence: 1366 (134675 bytes)
window probe packets: 0, window update packets: 0
checksum error: 0, offset error: 0, short error: 0
packets dropped for lack of memory: 0
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