Statistics Displays 21-15
Bad Hd r Le n gt h – is the number of datagrams received with a header size less
than the minimum IP header length.
Local Pkts Sent – is the n umber of da tagram s ge nerate d/for warde d by th is no de.
Bad Pkt Length – is the number of datagrams received with a length other than
the length of the header.
Pkts Dropped – is the number of datagrams dropped due to a situation such as
lack of buffers.
Pkt Fragments – is the number of datagram fragments received.
Total Reasmbled – is the number of complete datagrams properly reassembled
at this node.
Frag Time Out – is the number of datagram fragments discarded because of tim-
eouts.
Pkts Fragmented – is the nu mber o f outg oi ng data gram s pr operl y fragm ented .
Frag Dropp ed – is the number of datagram fragments dropped because of dupli-
cation or lack of space.
Frag Created – is the number of outgoing datagram fragments created.
Pkts Forwarded – is the num ber of datagr ams fo rwarde d .
Can't Frag – is the number of times fragmentation of an datagram was disal-
lowed because the flag field did not allow fragmentation.
ICMP Statistics
ICMP statistics track traffic of Internet Control Message Protocol messages through
the node. (ICMP messages are encapsulated with IP headers and transmitted with the
IP traffic.)
Press [D] at the Statistics menu and, when prompted, enter a Report Interval: 5–65535
(seconds). (Default is 5.)
Figure 21-12 ICM P Stati s t ics Di sp lay
[E],[ D] from Main Menu
Node Name=node_xyz
ICMP Statistics Display
Report Interval (sec): 5
Current Time: 6/17/1997 14:23:45
STATIS TIC CURR CUMUL A TIVE STATIS TIC CURR CUMULATIVE
ICMP Errors 90 1000000000 P kt Too Short 90 1000000000
Old Too Short 90 1000000000 Bad Checksum 90 1000000000
Old ICMP 90 1000000000 Bad Pkt length 90 1000000000
Bad ICMP Code 90 1000000000 Responses Cnt 90 1000000000
Out Echo Reply 90 1000000000 In Echo Reply 90 1000000000
Out Dest Unrech 90 1000000000 In Dest Unrech 90 1000000000
Out Pkt Lost 90 1000000000 I n Pkt Lost 90 1000000000
Out Redirect 90 1000000000 In Redirect 90 1000000000
Out Echo 90 1000000000 I n Echo 90 1000000000
Out Time Exceed 90 1000000000 In Time Exceed 90 1000000000
Out Bad IP Hdr 90 1000000000 In Bad IP Hdr 90 1000000000
Out Time Req 90 1000000000 In Time Req 90 1000000000
Out Time Rsp 90 1000000000 In Time Rsp 90 1000000000
Out Info Req 90 1000000000 I n Info Req 90 1000000000
Out Info Rsp 90 1000000000 I n Info Rsp 90 1000000000
Out Mask Req 90 1000000000 I n Mask Req 90 1000000000
Out Mask Rsp 90 1000000000 I n Mask Rsp 90 1000000000
F4:Clear Cumulative Statistics, Others:Exit