Compex WP54AG User Manual
Page 168

157
ICMP Packet Type
Description
Echo request
Determines whether an IP node (a host or
a router) is available on the network.
Echo reply
Replies to an ICMP echo request.
Destination
unreachable
Informs the host that a datagram cannot
be delivered.
Source quench
Informs the host to lower the rate at which
it
sends
datagrams
because
of
congestion.
Redirect
Informs the host of a preferred route.
Time exceeded
Indicates that the Time-to-Live (TTL) of an
IP datagram has expired.
Parameter
Problem
Informs that host that there is a problem in
one the ICMP parameter.
Timestamp
Request
Information that is from the ICMP data
packet.
Information
Request
Information that is from the ICMP data
packet.
Information Reply
Information that is from the ICMP data
packet.
IGMP Types
:
This IP protocol is used to establish host memberships in particular
multicast groups on a single network. The mechanisms of the
protocol allow a host to inform its local router, using Host
Membership Reports.
Host Membership
Report
Information that is from the IGMP data
packet.
Host Membership
Query
Information that is from the IGMP data
packet.
Leave Host
Message
Information that is from the ICMP data
packet.
Source IP
:
This parameter allows you to specify workstation(s) generating the
data packets. Users can either set a single IP address or set a range
of IP addresses.
Destination IP
:
This parameter lets you specify the set of workstations that receive
the data packets. Users can either set a single IP address or set a