JetStream  52-Port Gigabit Stackable L3 Managed Switch  CLI Guide 
 
Chapter 50  IPv6 Address Configuration Commands 
The IPv6 address configuration commands are provided in the Interface Configuration Mode, 
which includes the routed port, the port-channel interface and the VLAN interface. Enter the 
configuration mode of these Layer 3 interfaces and configure their IPv6 parameters. 
50.1  ipv6 enable 
Description 
This command is used to enable the IPv6 function on the speicified Layer 3 
interface. IPv6 function should be enabled before the IPv6 address 
configuration management. By default it is enabled on VLAN interface 1. IPv6 
function can only be enabled on one Layer 3 interface at a time. 
If the IPv6 function is disabled, the corresponding IPv6 netstack and 
IPv6-based modules will be invalid, for example SSHv6, SSLv6, TFTPv6 etc. 
To disable the IPv6 function, please use no ipv6 enable command. 
Syntax 
ipv6 enable 
no ipv6 enable   
Command Mode 
Interface Configuration Mode 
Example 
Enable the IPv6 function on the VLAN interface 1: 
T3700G-52TQ(config)# interface vlan 1 
T3700G-52TQ(config-if)# ipv6 enable 
50.2  ipv6 address autoconfig 
Description 
This command is used to enable the automatic configuration of the ipv6 
link-local address. The switch has only one ipv6 link-local address, which can 
be configured automatically or manually. The general ipv6 link-local address 
has the prefix as fe80::/10. IPv6 routers cannot forward packets that have 
link-local source or destination addresses to other links. The autuconfigured 
ipv6 link-local address is  in EUI-64 format. To verify the uniqueness of the 
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