config port trunk in switch 3548

[mohamad.ansari8@yahoo.com]

hello

how are you config port trunk in switch 3548?

I entered these commands but dose not pass vlan?

switch port mo trunk

switchport trunk encapsulation dot1q

Please help

[Leo Laohoo]

If you mean 3548XL-EN then what about the VLAN database?
Post the complete output to the command "sh interface trunk"?

[mohamad.ansari8@yahoo.com]

switch 3500xl

With this recipe:

vlan database

vlan 70

vlan 30

vlan ....

command sh interface trunk does not have

sh interface trbrf == show all port

i want port f0/48 trunk to be

[Leo Laohoo]

Post the config to interface Fa0/48.

[mohamad.ansari8@yahoo.com]

int f0/48

switchport trunk encapsulation dot1q

switchport mode trunk

POP-Hamid#sh interfaces f0/48
FastEthernet0/48 is up, line protocol is up
  Hardware is Fast Ethernet, address is 0007.8540.9970 (bia 0007.8540.9970)
  MTU 1500 bytes, BW 100000 Kbit, DLY 100 usec,
     reliability 255/255, txload 1/255, rxload 1/255
  Encapsulation ARPA, loopback not set
  Keepalive not set
  Auto-duplex (Full), Auto Speed (100), 100BaseTX/FX
  ARP type: ARPA, ARP Timeout 04:00:00
  Last input 00:00:02, output 00:00:00, output hang never
  Last clearing of "show interface" counters never
  Queueing strategy: fifo
  Output queue 0/40, 0 drops; input queue 0/75, 0 drops
  5 minute input rate 0 bits/sec, 0 packets/sec
  5 minute output rate 2000 bits/sec, 4 packets/sec
     2973 packets input, 740108 bytes
     Received 612 broadcasts, 0 runts, 0 giants, 0 throttles
     6566 input errors, 6566 CRC, 0 frame, 0 overrun, 0 ignored
     0 watchdog, 489 multicast
     0 input packets with dribble condition detected
     37743 packets output, 2617483 bytes, 0 underruns
     0 output errors, 0 collisions, 2 interface resets
     0 babbles, 0 late collision, 0 deferred
     0 lost carrier, 0 no carrier

[Leo Laohoo · Accepted solution]

Is the link actually up?

[mohamad.ansari8@yahoo.com]

ok port up

Do not know what to do?

[Leo Laohoo · Accepted solution]

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mohamad.ansari8@yahoo.com wrote:

     6566 input errors, 6566 CRC, 0 frame, 0 overrun, 0 ignored

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Faulty cable. 

[paul driver · Accepted solution]

Hello

Sh run int fa0/48 switchport

Not sure if this is historical but check you cabling and speed/duplex setting as you have a lot of input and crc errors.

res
Paul