Reference Guide
– -t tos — (Optional) For IPv4, enter the Type of Service (TOS) and Precedence values to use. 16 sets a 
low delay; 8 sets a high throughput.
– -UL — (Optional) Use UDPLITE for tracerouting (default port is 53).
– -w waittime — (Optional) Enter the time (in seconds) to wait for a response to a probe (default 5 
seconds).
– -z sendwait — (Optional) Enter the minimal time interval to wait between probes (default 0). A value 
greater than 10 species a number in milliseconds, otherwise it species a number of seconds. This option 
is useful when routers rate-limit ICMP messages.
– --mtu — (Optional) Discovers the MTU from the path being traced.
– --back — (Optional) Prints the number of backward hops when it seems dierent with the forward 
direction.
– host — (Required) Enter the name or IP address of the destination device.
– packet_len — (Optional) Enter the total size of the probing packet (default 60 bytes for IPv4 and 80 
for IPv6).
Default Not congured
Command Mode EXEC
Usage Information None
Example
OS10# traceroute www.dell.com
traceroute to www.dell.com (23.73.112.54), 30 hops max, 60 byte packets
 1 10.11.97.254 (10.11.97.254) 4.298 ms 4.417 ms 4.398 ms
 2 10.11.3.254 (10.11.3.254) 2.121 ms 2.326 ms 2.550 ms
 3 10.11.27.254 (10.11.27.254) 2.233 ms 2.207 ms 2.391 ms
 4 Host65.hbms.com (63.80.56.65) 3.583 ms 3.776 ms 3.757 ms
 5 host33.30.198.65 (65.198.30.33) 3.758 ms 4.286 ms 4.221 ms
 6 3.GigabitEthernet3-3.GW3.SCL2.ALTER.NET (152.179.99.173) 4.428 ms 2.593 
ms 3.243 ms
 7 0.xe-7-0-1.XL3.SJC7.ALTER.NET (152.63.48.254) 3.915 ms 3.603 ms 3.790 ms
 8 TenGigE0-4-0-5.GW6.SJC7.ALTER.NET (152.63.49.254) 11.781 ms 10.600 ms 
9.402 ms
 9 23.73.112.54 (23.73.112.54) 3.606 ms 3.542 ms 3.773 ms
Example (IPv6)
OS10# traceroute 20::1
traceroute to 20::1 (20::1), 30 hops max, 80 byte packets
 1 20::1 (20::1) 2.622 ms 2.649 ms 2.964 ms
Supported Releases 10.2.0E or later
unlock
Unlocks a previously locked candidate conguration le.
Syntax
unlock
Parameters None
Default Not congured
Command Mode EXEC
Usage Information None
Example
OS10# unlock
Supported Releases 10.2.0E or later
70 Getting Started










