01-25-2013 07:01 AM - edited 03-07-2019 11:18 AM
3550_1#show cdp nei det
3550_1#
01-25-2013 07:28 AM
And what is the problem?
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01-25-2013 07:44 AM
As you can see in my original post,
The link between the 2610 that the 3550 is connect to is up/up across 3550 fa0/1 -> 2610 fa0/0
But I am unable to see cdp info. Although on by default, I when ahead and enable it globally on both devices.
Vlan 1 is also up and I am unable to ping the default gateway.
01-25-2013 07:49 AM
There is nothing about a 2610 in your original post ...
Paste a "show cdp interface" of both devices and alos the config.
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01-25-2013 07:50 AM
Your original post only shows 3550 information; kind of hard to go by that to help you.
01-25-2013 08:12 AM
Timers match ..
Show cdp traffic shows advertisements out both devices
r1 is the 2610xm
3550_1#sh cdp int fa0/1
FastEthernet0/1 is up, line protocol is up
Encapsulation ARPA
Sending CDP packets every 60 seconds
Holdtime is 180 seconds
3550_1#
R1#show cdp interface fa0/0
FastEthernet0/0 is up, line protocol is up
Encapsulation ARPA
Sending CDP packets every 60 seconds
Holdtime is 180 seconds
R1#
R1#show cdp traffic
CDP counters :
Total packets output: 168, Input: 0
Hdr syntax: 0, Chksum error: 0, Encaps failed: 0
No memory: 0, Invalid packet: 0, Fragmented: 0
CDP version 1 advertisements output: 0, Input: 0
CDP version 2 advertisements output: 168, Input: 0
R1#
3550_1#show cdp traffic
CDP counters :
Total packets output: 178, Input: 0
Hdr syntax: 0, Chksum error: 0, Encaps failed: 0
No memory: 0, Invalid packet: 0, Fragmented: 0
CDP version 1 advertisements output: 0, Input: 0
CDP version 2 advertisements output: 178, Input: 0
3550_1#
01-25-2013 08:25 AM
3550_1#term len 0
3550_1#sh run
Building configuration...
3550_1#
//////////////////////////////////////////////
R1#term len 0
R1#show run
Building configuration...
R1#
01-25-2013 09:08 AM
Hi
can u assign the port in vlan 1 on which router is connected
switchport mode access
spanning tree portfast
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01-25-2013 10:59 AM
well i originally configured the 3550 fa0/1
int fa0/1
switchport mode access
switchport port-security
switchport port security mac-address
Once cdp wasnt up, I then configured portfast .. but no change.
just tried it again. No change.
01-25-2013 09:03 PM
Put switchport mode access on both ports 1and 2. Then plug something up to port 2, then try to ping between the switch and router.
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01-26-2013 06:44 AM
I have fa0/1 and fa0/2 configured as an access port.
fa01 is connected to the 2610 router.
fa0/1 is connect to laptop.
Debug cdp packets shows cdp v2 packets out for fa 1 and 2 on switch.
Debug cdp packets shows cdp v2 packets out for fa 0/0
Neither increment inbout packet counters
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