Verification Window

Trace Route

Method

<ICMP> - Internet Control Message Protocol (ICMP) method of trace routing is the most widely used and has the best reliability. (Default).

<UDP> - User Datagram Protocol (UDP) method requires that all devices in the chain of the trace route support probes on the particular UDP port. This method is not recommended.

Size

Define Packet Size. Range 0 - 65500

IP: Tos

Sets the IP type of service. Range 0x00 - 0xFF Hex. Default is 0.

Don’t Frag

Sets the "Don’t Fragment" flag in the IP header. This can be used along with the size setting to determine the maximum payload size that can be sent between the router and the destination without fragmentation occurring, the path MTU.

UDP Port

Sets the UDP port to send to. Range is 1 - 65535, with a default of 33434. This setting only applies if the method is set to UDP.

Query: Number

Defines the number of probe packets sent to each hop along the route. Range is 1 - 10, with a default of 3.

Wait

Defines the wait time between queries. Range is 0 - 250 ms. Default is 1 ms.

Timeout

Defines the query timeout. Range is 1 - 60 seconds. Default is 3 seconds.

7-8

CMG Router - Release 2.7

Page 194
Image 194
Carrier Access CMG Router user manual Method, Size, IP Tos, Don’t Frag, UDP Port, Query Number, Wait, Timeout