Troubleshooting Ip Performance - H3C SecPath F1800-A Operation Manual

Operation Manual - Network and Routing Protocol
H3C SecPath F1800-A Firewall
Table 1-20 Displaying and debugging IP performance
View state of TCP connection.
View statistics of TCP traffic.
View the table information of the IP layer
interface.
View all the information of the FIB.
View the FIB of a specified IP address.
View the character string text in the buffer
based on the regular expression.
View FIB information according to ACL
numbers.
View the FIB item which matches a
destination address.
View the FIB item with destination
addresses in the specified range.
View the FIB entries that match the
specified IP-prefix name.
View the total number of FIB items.
Debug IP packets.
Debug ICMP.
Debug TCP packets.
Reset IP statistics.
Debug UDP packets.
Reset TCP statistics.
View all the current socket IP information.
Debug the TCP event.
View UDP traffic statistics.
Reset UDP statistics.

1.6.4 Troubleshooting IP Performance

Fault 1: Based on IP, TCP and UDP can ensure that IP provides the transmission of
data packets. The problem is that TCP and UDP cannot work normally.
Troubleshooting:
Action
5-20
Chapter 1 IP Address and IP Performance
Command
display tcp status
display tcp statistics
display ip interface [ interface-type
interface-number ]
display fib
display fib ip-address
display fib | { begin | include |
exclude } text
display fib acl acl-number
display fib dest-address1 dest-mask1
[ longer ]
display fib dest-address1 dest-mask1
dest-address2 dest-mask2
display fib ip-prefix list-name
display fib statistics
debugging ip packet
acl-number ]
debugging ip icmp
debugging tcp packet
reset ip statistics
interface-type interface-number ]
debugging udp packet
reset tcp statistics
display ip socket
debugging tcp event
display udp statistics
reset udp statistics
Configuration
[ acl
[ interface