Allied Telesis RAPIER I - Manual (Page 81)

Software Version 2.8.1 81
Software Version 2.8.1
C613-10477-00 REV B
Command Reference Updates
This section describes the new command.
show ipv6 udp
Syntax SHow IPV6 UDP
Description This new command displays the state of current UDP sessions over IPv6.
Figure 22: Example output of the new show ipv6 udp command
Example To see whether any UDP sessions are active over IPv6 and which ports they are
using, use the command:
sh ipv6 udp
Local port Local address Remote port Process
--------------------------------------------------------------------------
51650 fe81::230:84ff:fe6a:ef68 6219 TFTP
--------------------------------------------------------------------------
Table 20: Parameters in the output of the show ipv6 udp command
Parameter Meaning
Local Port The UDP port number used for the UDP session on this router or switch.
Local Address The IPv6 address of the last interface that was used to transport UDP
packets from the router or switch for the given process. A blank address
indicates that the UDP session is active, but either no packets have been
transmitted yet, or packets have been transmitted without specifying the
source IP address.
Remote Port The UDP port number used for the UDP session on the remote device. A
value of zero indicates that UDP packets from any remote port will be
accepted for the session.
Process The process that is using the UDP session. The following process types
may use UDP on the router or switch:
TFTP Download/upload of files using the Trivial File Transfer
Protocol
DHCP SVR External network node configuration by the router or
switch acting as a Dynamic Host Configuration Protocol
Server
DHCP CLT Communications by the router or switch when acting as
a client, using the Dynamic Host Configuration Protocol
RIP Routing of IP packets using the Routing Information
Protocol
ISAKMP Secure communications using the Internet Security
Association and Key Management Protocol