2
I
Tal>ei 2,2
Karegori ?es;m !CMP (Stevens, !994, p7l)
lype
oode
dei'M: ril!l OtrJI
Qu«Y
.Errm·
0
0
echo reply
'
I
3
·dcst-inati_o"l"'!
u:m:cachable :
0
network unreachable
l
·most unreachable
"
I
I
2
·protocol umeachable
"
3
port tmreach..'Jtb!e
'
4
£::agm.emation needed but
Don't Fmgm_ent Flag bit set
'
5
source
mute failed
I
6
destination
network
unknown
7
destination host JJ.UknoWR"D.
8
source
host
isolated (obsolete)
I
9
destination netvvorl<. administratively prohibited
I
10
destination host
admffiistmtiveiy prohibited
I
ll
network unreachable fm
TOS
I
12
host
unreachable for
TOS
13
corruntJillcatioo ad:millis!.ralivcly
pwhlbil.OO
by
fiHcrffig
'
I
!4
host precedence violation
'
15 !precedence
cu.tofffn
effect
4
0
SOu.t"Ce
quench
'
5
redirect:
I
0
redirect for
network
l
redirect for
host
2
redirect
for
type-of-service and network
"
3
redirect for typo-of-service and host
"
8
0
echo
request
9
0
router advertisement
10
0
muter soEcimttnn
ll
time exct- -"ded :
0
.time--to-live equals 0 druing
transit
1
tllne-to-livc equals (l
during
-reassembly
.
12
paramet ;r proble-m :
0
lP
header bad (catchall error)
"
I
required
optiorn missing
13
0
timestamp request
14
0
"timestamp
rep1y
!5
0
information . reque
i
I
16
0
irnfonnaticn reply
17
0
,address mask request
"
18
0
\address
mas.,_\: reply
i
 |