XTT 5000 User's Manual
the proper
datagram or
payload of the
payload.*
ol-numbers. Commonly used
values include 6 (TCP) or 17
(UDP).
* For example, setting the Protocol
field to 001, which indicates an ICMP
payload, does not create an ICMP
payload in the test traffic. This can
cause problems with network
elements who look at the Protocol
field and attempt to process the non-
existent protocol payload.
Flow Label
(Ver6)
20 bits
Specifies special router handling,
source to destination(s), for a
sequence of packets.
Next Header
(Ver6)
8 bits
Specifies the next encapsulated
protocol, or the presence of an
extension header.
Hop Limit (Ver6)
8 bits
Packet TTL count.
Type of Service Parameters
Statistic Options Details
Precedence
(RFC1349)
3 digit value
Enter the Precedence using the
number pad.
MBZ
0, 1
Select a MBZ (Must Be Zero) on the
Number Pad.
TOS Value
Enter the type of service.
•
Leave it at 0 if you are unsure of
what to select.
•
See RFC 1349 and RFC 2474 for
technical details.
DSCP (Bits 0-5)
Enter the RFC 2474
DSCP
bits.
Currently Unused
0,1 for two bits
Enter the two bits. Reserved
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