12-9 
Parameters 
ipv6-address: IPv6 address whose PMTU information is to be displayed. 
all: Displays all PMTU information. 
dynamic: Displays all dynamic PMTU information. 
static: Displays all static PMTU information. 
Description 
Use the display ipv6 pathmtu command to display the PMTU information of IPv6 addresses. 
Examples 
# Display all PMTU information. 
<Sysname> display ipv6 pathmtu all 
IPv6 Destination Address  ZoneID  PathMTU    Age   Type 
 fe80::12     0  1300   40  Dynamic 
 2222::3     0  1280   -  Static 
Table 12-5 display ipv6 pathmtu command output description 
Field  Description 
IPv6 Destination Address  Destination IPv6 address 
ZoneID  ID of address zone, currently invalid 
PathMTU  PMTU of an IPv6 address 
Age  Time for a PMTU to live. For a static PMTU, a hyphen “-“ is displayed. 
Type  Indicates the PMTU is dynamically negotiated or statically configured. 
 
display ipv6 socket 
Syntax 
display ipv6 socket [ socktype socket-type ] [ task-id socket-id ] 
View 
Any view 
Default Level 
1: Monitor level 
Parameters 
socktype socket-type: Displays the socket information of this type. The socket type is in the range of 1 
to 3. The value “1” represents a TCP socket, “2” a UDP socket, and “3” a raw IP socket. 
task-id: Displays the socket information of the task. The task ID is in the range 1 to 150.. 
socket-id: Displays the information of the socket. The socket ID is in the range 0 to 3072. 
Description 
Use the display ipv6 socket command to display socket information. 
With no parameter specified, this command displays the information about all the sockets; with only the 
socket type specified, the command displays the information about sockets of the specified type; with