Troubleshooting

NetTL Trace and Log of VLANs

NetTL Trace and Log of VLANs

The nettl tool can be used to troubleshoot VLANs. Following is a sample trace output from a Gigabit Ethernet card:

Tracing Output from a Gigabit Ethernet Card

^^^^^^^^^^^^^^^^^^^^^^Gigabit Ethernet LAN/9000 Networking^^^^^^^^^^^^^^^^^^

Timestamp

: Wed Nov 07 PST 2001 11:08:03.961449

 

Process ID

: [ICS]

Subsystem

: GELAN

User ID ( UID )

: -1

Trace Kind

: PDU IN TRACE

Device ID

: 1

Path ID

: -1

Connection ID

: 0

 

 

Location

: 00123

 

 

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

=================================== Ethernet====================================

Source

:

00-10-83-05-16-7e

[I] [

]

Dest

:

00-10-83-05-16-7d

[I] [

] TRACED LEN: 1480

VLAN ID:

0x4

Priority: 0x2

CFI: 0x0

Date

:

Wed

Nov 07 11:08:03.961449 PST 2001

================================ IP Header (inbound -- [ICS]) ================

Source:

101.3.102.47(A) Dest:

101.3.102.61(A)

 

 

 

 

len:

1462

 

ttl: 255

 

proto:

1

 

cksum:

0x218a

id: 0xbe49

flags:

DF

 

tos: 0x0

hdrlen:

20

 

offset:

0x0

 

optlen: 0

--------------------------------

 

 

 

 

 

 

ICMP

Header

---------------------------------

 

 

 

type: ECHOREPLY

 

chksum: 0x779c

 

 

id: 29129

seq: 2

code: none

 

 

 

 

 

 

 

 

 

 

 

 

 

 

--------------------------------

 

 

 

 

 

 

User

Data -----------------------------------

 

 

 

 

0:

3b e9

86 6d

00 06 ab cc 08

09

0a

0b

0c

0d

0e

0f

;..m

............

16:

10

11

12

13

14 15 16

17

18

19

1a

1b

1c

1d

1e

1f

................

32:

20

21

22

23

24 25 26

27 28

29

2a

2b

2c

2d

2e

2f

!"#$%&'()*+,-./

48:30 31 32 33 34 35 36 37 38 39 3a 3b 3c 3d 3e 3f 0123456789:;<=>?

64:40 41 42 43 44 45 46 47 48 49 4a 4b 4c 4d 4e 4f @ABCDEFGHIJKLMNO

80:50 51 52 53 54 55 56 57 58 59 5a 5b 5c 5d 5e 5f PQRSTUVWXYZ[\]^_

96:60 61 62 63 64 65 66 67 68 69 6a 6b 6c 6d 6e 6f `abcdefghijklmno

112:70 71 72 73 74 75 76 77 78 79 7a 7b 7c 7d 7e 7f pqrstuvwxyz{}~.

128:80 81 82 83 84 85 86 87 88 89 8a 8b 8c 8d 8e 8f ................

.........

.......

1424: 90 91 92 93 94 95 96 97 98 99 -- -- -- -- -- -- ................

^^^^^^^^^^^^^^^^^^^^^^Gigabit Ethernet LAN/9000 Networking^^^^^^^^^^^^^^^^^^

Timestamp

 

: Wed Nov 07 PST 2001 11:08:03.961449

 

Process

ID

: [ICS]

Subsystem

: GELAN

User ID

(

UID )

: -1

Trace Kind

: PDU IN TRACE

72

Appendix A

Page 72
Image 72
HP T1453-90001 manual NetTL Trace and Log of VLANs, Tracing Output from a Gigabit Ethernet Card