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traceroute 421
traceroute The traceroute User EXEC mode command discovers routes that packets
actually take when traveling to their destination.
Syntax
traceroute {ip-address |hostname}[size packet_size] [ttl max-ttl] [count
packet_count] [timeout time_out] [source ip-address] [tos tos]
Parameters
■ ip-address — IP address of the destination host.
■ hostname — Host name of the destination host. (Range: 1-158
characters)
■ packet_size — Number of bytes in a packet. (Range: 40-1472)
■ max-ttl — The largest TTL value that can be used. The traceroute
command terminates when the destination is reached or when this
value is reached. (Range:1-255)
■ packet_count — The number of probes to be sent at each TTL level.
(Range:1-10)
■ time_out — The number of seconds to wait for a response to a probe
packet.
■ (Range:1-60)
■ ip-address — One of the device’s interface addresses to use as a
source address for the probes. The device normally selects what it feels
is the best source address to use.
■ tos — The Type-Of-Service byte in the IP Header of the packet. (Range:
0-255)
Default Configuration
The default number of bytes in a packet is 40.
The default maximum TTL value is 30.
The default number of probes to be sent at each TTL level is 3.
The default timeout interval in seconds is 3.
Command Mode
User EXEC mode