Brocade FastIron, FCX, ICX, and TurboIron Diagnostic Reference 117
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DHCPv6 debug commands
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Debug: Jan 1 19:48:12 OSPFv3: Validating route 2001:DB8::/64, nexthop cnt 1,
route_info->flag 0x1
DHCPv6 debug commands
This section describes the debug commands used for troubleshooting issues related to Dynamic
Host Configuration Protocol for IPv6 (DHCPv6) relay agent and snooping activity.
debug ipv6 dhcp relay
Syntax: [no] debug ipv6 dhcp relay
This command displays debug information related to DCHPv6 relay agent. The following ouput will
be displayed when you enable the DHCPv6 relay agent on the Ethernet interface 8/2.
Brocade# debug ipv6 dhcp relay
DHCP6: dhcp6_relay enabled on port ethernet 8/2
debug ipv6 dhcp snooping
Syntax: [no] debug ipv6 dhcp snooping
This command enables debugging of the DHCPv6 snooping activity.
Brocade# debug ipv6 dhcp snooping
Brocade(config-vif-11)# DHCPv6: snooping mapped to outgoing port 2/1/24 vlan 14
VRF 1
DHCPv6: snooping on trusted port 3/1/23, VRF 1, 2001:DB8::b->0000.007d.7a3e
DHCPv6 show commands
This section describes the show commands that display debuuging information related to DHCPv6
relay agent.
show ipv6 dhcp-relay debug
Syntax: show ipv6 dhcp-relay debug
This command displays DCHPv6 statistics as shown in the following example.
Brocade# show ipv6 dhcp-relay debug
DHCP6 Error Counters:
rx_packet_dropped_dhcp6_relay_disabled: 0
rx_packet_dropped_no_relay_option: 0
rx_packet_dropped_no_buffer: 0
send_packet_fail_no_address: 0
send_packet_fail_no_buffer: 0
send_packet_fail_udp: 0
DHCP6 Other Counters:
dhcp6_relay_enabled_cnt: 1
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