Chapter 23: IPv6
STANDARD Revision 1.0 C4® CMTS Release 8.3 User Guide
© 2016 ARRIS Enterprises LLC. All Rights Reserved. 737
netmgmt - netmgmt routes (aka static routes)
null - Displays IPv6 routes for null interfaces
ospf - Open Shortest Path First (OSPF)
pd - Prefix Delegation routes
static - Static routes (aka netmgmt routes)
summary - Show total routes for each routing protocol
tenGigabitEthernet - Displays IPv6 routes for tenGigabiEthernett (sub)interface
vrf - VRF name
The following are examples of system responses to various show commands from a C4/c CMTS that has learned a single
PD route. The highlighted line shows that Prefix Delegation has been enabled on this interface.
show ipv6 interface cable-mac 1
cable-mac 1.0
Admin State / Oper State : Up / IS
Link-local address : fe80::201:5cff:fe63:ac46/10
Global unicast address(es) : 2001:4978:30d:1000::1, subnet is 2001:4978:30d:1000::/64
Site-local address(es) : fc00:cada:c137:c001::1, subnet is fc00:cada:c137:c001::/64
Joined group address(es) : ff02::1
ff02::2
ff02::1:ff00:1
ff02::1:ff63:ac46
DHCP Relay Destination(s) : 2001:4978:30d:1::6 for Traffic Type "any"
Maximum Transmission Unit (MTU) : 1500 bytes
ND reachable time : 3600000 ms
ND advertised retransmit interval : 0 ms
ND router advertisements are sent every : 600 sec
ND router advertisements lifetime : 1800 sec
Host address autoconfiguration : DHCPv6
Prefix Delegation Route Injection : ENABLED
show ipv6 route pd-route-injection
Global PD Route Injection: ENABLED
Prefix Stability : ENABLED
Interface PDRI State
-------------------- ----------
cable-mac 1.0 ENABLED
show ipv6 route include-pd
Codes: (L1) internal level-1, (L2) internal level-2, (eL1) external level-1
(eL2) external level-2, (S) summary, (IA) inter-area
(E1) external type-1, (E2) external type-2, (I) internal
(E) external, (iIA) internal inter-area, (eIA) external inter-area
ACT Active-IS, IS Inactive-IS, OOS Inactive-OOS
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