C
HAPTER
44
| IP Interface Commands
IP Interface
– 1009 –
show ip interface This command displays the settings of an IPv4 interface.
COMMAND MODE
Privileged Exec
EXAMPLE
Console#show ip interface
Loopback 0 is Administrative Up - Link Up
Address is 00-00-00-00-00-00 (via 00-00-00-00-00-00)
Index: 746, MTU: 0, Bandwidth: 1g
Address Mode is User specified
Proxy ARP is disabled
Vlan 1 is Administrative Up - Link Up
Address is 00-00-E8-93-82-A0 (via 00-00-E8-93-82-A0)
Index: 1001, MTU: 1280, Bandwidth: 1g
Address Mode is User specified
IP Address: 192.168.1.3 Mask: 255.255.255.0
Proxy ARP is disabled
Console#
RELATED COMMANDS
ip address (1006)
traceroute This command shows the route packets take to the specified destination.
SYNTAX
traceroute host
host - IP address or alias of the host.
DEFAULT SETTING
None
COMMAND MODE
Privileged Exec
COMMAND USAGE
◆ Use the traceroute command to determine the path taken to reach a
specified destination.
◆ A trace terminates when the destination responds, when the maximum
timeout (TTL) is exceeded, or the maximum number of hops is
exceeded.
◆ The traceroute command first sends probe datagrams with the TTL
value set at one. This causes the first router to discard the datagram
and return an error message. The trace function then sends several
probe messages at each subsequent TTL level and displays the round-
trip time for each message. Not all devices respond correctly to probes
by returning an “ICMP port unreachable” message. If the timer goes off
before a response is returned, the trace function prints a series of
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