The default is 4.
?– -l Size: Speci?¬?es the length, in bytes, of the Data ?¬?eld in the echo request messages
sent. The default is 32. The maximum size is 65,527.
?– -f: Speci?¬?es that echo request messages are sent with the Don??™t Fragment ?¬‚ag in the
IP header set to 1. The echo request message cannot be fragmented by routers in the
path to the destination. This parameter is useful for troubleshooting path maximum
transmission unit (PMTU) problems.
?– -i TTL: Speci?¬?es the value of the Time-to-Live (TTL) ?¬?eld in the IP header for echo
request messages sent. The default is the default TTL value for the host. For Windows
XP hosts, this is typically 128. The maximum TTL is 255.
?– -v TOS: Speci?¬?es the value of the Type of Service (TOS) ?¬?eld in the IP header for echo
request messages sent. The default is 0. TOS is speci?¬?ed as a decimal value from
0 to 255.
?– -r Count: Speci?¬?es that the Record Route option in the IP header is used to record the
path taken by the echo request message and corresponding echo reply message.
Each hop in the path uses an entry in the Record Route option. If possible, specify a
Count that is equal to or greater than the number of hops between the source and
destination.
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