WorkCentre Pro 423/428 2-82 CHAPTER 2 TROUBLESHOOTING
03/02 Level 2 Troubleshooting
2.3.2.3 G4 Fax Protocol Monitor
The samples below show ICM and G4M protocol monitor data in normal G4 Fax
communication. G4M has five monitors in total: Link, Network, Transport, Session, and
Presentation. The samples show only communication data extracted from actual protocol
monitor data with FIF partially omitted (…).
ICM Monitor
LAPTIME LOCAL REMOTE FIF
9’ 40” 18 SETUP -> 08010105040288906C0C…
9’ 40” 33 <- CALLPROC 08018102180189
9’ 40” 99 <- CONN 08018107
9’ 40” 99 CONNACK -> 0801010F
9’ 45” 66 DISC -> 0801014508028090
9’ 45” 74 <- RELEASE 0801814D960103823130
9’ 45” 74 RELCOMP -> 0801015A
5’ 56” 65 <- SETUP 0801280504039090A2180189…
5’ 56” 72 RELCOMP -> 0801A8755A08028091
0’ 40” 47 SETUP -> 08010205040288901801836C…
0’ 40” 62 <- STATUS 0801827D080382E46C140101
0’ 40” 69 <- CALLPROC 0801820218018A
0’ 41” 32 <- CONN 08018207
0’ 41” 33 CONNACK -> 0801020F
1’ 05” 84 DISC -> 0801024508028090
1’ 05” 93 <- RELEASE 0801824D960103823130
1’ 05” 93 RELCOMP -> 0801025A
G4M Data Link Layer Monitor
TRACE : DATALINK
LAPTIME CH LOCAL REMOTE FIF
0” 03 -- SABM ->
0” 04 -- <- UA
0” 04 -- I ->
0” 06 -- <- I
0” 07 -- I ->
0” 10 -- <- I
0” 12 -- I ->
0” 14 -- <- I
0” 17 -- I ->
0” 25 -- <- I
0” 32 -- I ->
0” 42 -- <- I
0” 52 -- I ->
0” 93 -- I ->
1” 16 -- I ->
1” 24 -- <- I
1” 26 -- I ->
1” 29 -- <- I
1” 30 -- I ->
1” 30 -- | ->
1” 32 -- <- I
1” 33 -- DISC ->
1” 34 -- <- UA