IP Router Configuration 
7705 SAR OS Router Configuration Guide 163
Sample Output
*A:ALU-1# show router dhcp6 statistics
==========================================================================
DHCP6 statistics (Router: Base)
==========================================================================
Msg-type Rx Tx Dropped
--------------------------------------------------------------------------
1 SOLICIT 0 0 0
2 ADVERTISE 0 0 0
3 REQUEST 0 0 0
4 CONFIRM 0 0 0
5 RENEW 0 0 0
6 REBIND 0 0 0
7 REPLY 0 0 0
8 RELEASE 0 0 0
9 DECLINE 0 0 0
10 RECONFIGURE 0 0 0
11 INFO_REQUEST 0 0 0
12 RELAY_FORW 0 0 0
13 RELAY_REPLY 0 0 0
--------------------------------------------------------------------------
Dhcp6 Drop Reason Counters :
--------------------------------------------------------------------------
1 Dhcp6 oper state is not Up on src itf 0
2 Dhcp6 oper state is not Up on dst itf 0
3 Relay Reply Msg on Client Itf 0
4 Hop Count Limit reached 0
5 Missing Relay Msg option, or illegal msg type 0
6 Unable to determine destination client Itf 0
7 Out of Memory 0
8 No global Pfx on Client Itf 0
9 Unable to determine src Ip Addr 0
10 No route to server 0
11 Subscr. Mgmt. Update failed 0
12 Received Relay Forw Message 0
13 Packet too small to contain valid dhcp6 msg 0
14 Server cannot respond to this message 0
15 No Server Id option in msg from server 0
16 Missing or illegal Client Id option in client msg 0
17 Server Id option in client msg 0
18 Server DUID in client msg does not match our own 0
19 Client sent message to unicast while not allowed 0
20 Client sent message with illegal src Ip address 0
21 Client message type not supported in pfx delegation 0
22 Nbr of addrs or pfxs exceeds allowed max (128) in msg 0
23 Unable to resolve client's mac address 0
24 The Client was assigned an illegal address 0
25 Illegal msg encoding 0
==========================================================================
*A:ALU-1#