Dell PowerConnect M6348 Cli Reference Manual page 688

Administrative Mode............................ Enabled
IPv6 Routing Operational Mode.................. Enabled
Interface Maximum Transmit Unit................ 1500
Router Duplicate Address Detection Transmits... 1
Router Advertisement NS Interval............... 0
Router Lifetime Interval....................... 1800
Router Advertisement Reachable Time............ 0
Router Advertisement Interval.................. 600
Router Advertisement Managed Config Flag....... Disabled
Router Advertisement Other Config Flag......... Disabled
Router Advertisement Suppress Flag............. Disabled
Prefix 3FF0:1236:C261::1/64
Preferred Lifetime............................. 10000
Valid Lifetime................................. 100000
Onlink Flag.................................... Enabled
Autonomous Flag................................ Enabled
console#show ipv6 interface brief
Interface
---------- -------- ---------------------------------
vlan3
loopback 1 Enabled
loopback 2 Disabled
tunnel 1
688
Oper.
Mode IPv6 Address/Length
Enabled FE80::2FC:E3FF:FE90:147/128
3FF0:1236:C261::1/64
FE80::2FC:E3FF:FE90:145/128
3FF0:C221:1234::1/64
Disabled 3FFE:1234::1/64 [TENT]