C
HAPTER
45
| IP Interface Commands
IPv6 Interface
– 1404 –
show arp This command displays entries in the Address Resolution Protocol (ARP)
cache.
COMMAND MODE
Normal Exec, Privileged Exec
COMMAND USAGE
This command displays information about the ARP cache. The first line
shows the cache timeout. It also shows each cache entry, including the IP
address, MAC address, type (dynamic, other), and VLAN interface. Note
that entry type “other” indicates local addresses for this router.
EXAMPLE
This example displays all entries in the ARP cache.
Console#show arp
ARP Cache Timeout: 1200 (seconds)
IP Address MAC Address Type Interface
--------------- ----------------- --------- -----------
10.1.0.0 FF-FF-FF-FF-FF-FF other VLAN1
10.1.0.254 00-00-AB-CD-00-00 other VLAN1
10.1.0.255 FF-FF-FF-FF-FF-FF other VLAN1
145.30.20.23 09-50-40-30-20-10 dynamic VLAN3
Total entry : 4
Console#
IPV6 INTERFACE
This switch supports the following IPv6 interface commands.
Table 197: IPv6 Configuration Commands
Command Function Mode
Interface Address Configuration and Utilities
ipv6 default-gateway Sets an IPv6 default gateway for traffic GC
ipv6 address Configures an IPv6 global unicast address, and
enables IPv6 on an interface
IC
ipv6 address autoconfig Enables automatic configuration of IPv6 addresses on
an interface and enables IPv6 on the interface
IC
ipv6 address eui-64 Configures an IPv6 global unicast address for an
interface using an EUI-64 interface ID in the low order
64 bits, and enables IPv6 on the interface
IC
ipv6 address link-local Configures an IPv6 link-local address for an interface
and enables IPv6 on the interface
IC
ipv6 enable Enables IPv6 on an interface that has not been
configured with an explicit IPv6 address
IC
ipv6 mtu Sets the size of the maximum transmission unit (MTU)
for IPv6 packets sent on an interface
IC
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