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 |
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Process ID | : [ICS] | Subsystem | : GELAN |
User ID ( UID ) | : | Trace Kind | : PDU IN TRACE |
Device ID | : 1 | Path ID | : |
Connection ID | : 0 |
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Location | : 00123 |
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
=================================== Ethernet====================================
Source | : | [I] [ | ] | ||
Dest | : | [I] [ | ] TRACED LEN: 1480 | ||
VLAN ID: | 0x4 | Priority: 0x2 | CFI: 0x0 | ||
Date | : | Wed | Nov 07 11:08:03.961449 PST 2001 | ||
================================ IP Header (inbound
Source: | 101.3.102.47(A) Dest: | 101.3.102.61(A) |
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len: | 1462 |
| ttl: 255 |
| proto: | 1 |
| cksum: | 0x218a | id: 0xbe49 | ||||||
flags: | DF |
| tos: 0x0 | hdrlen: | 20 |
| offset: | 0x0 |
| optlen: 0 | ||||||
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| ICMP | Header |
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type: ECHOREPLY |
| chksum: 0x779c |
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| id: 29129 | seq: 2 | ||||||||||
code: none |
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| User | Data |
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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 ................
.........
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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 |
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Process | ID | : [ICS] | Subsystem | : GELAN | |
User ID | ( | UID ) | : | Trace Kind | : PDU IN TRACE |
72 | Appendix A |