From: beda jain (bpjain@cisco.com)
Date: Wed Aug 13 2003 - 12:21:18 GMT-3
only i can think of duplex mismatch or speed mismatch. could set the speed 
and duplex every where same, like speed 100 and duplex full.
Thanks,
Beda
At 10:35 AM 8/13/2003 -0400, Charles T. Alexander wrote:
>I'm having a trunking problem
>
>R5
>  |
>Cat1
>  | fa/20
>Cat2
>  |  |
>R6 R7
>
>Vlan 57 and Vlan 67
>
>Can ping 5&7 but not 6&7
>
>Configs below.
>
>R5#r
>Building configuration...
>
>Current configuration : 998 bytes
>!
>version 12.2
>no service single-slot-reload-enable
>service timestamps debug uptime
>service timestamps log uptime
>no service password-encryption
>!
>hostname R5
>!
>logging buffered 10000 debugging
>logging rate-limit console 10 except errors
>!
>ip subnet-zero
>no ip finger
>no ip domain-lookup
>!
>no ip dhcp-client network-discovery
>!
>!
>!
>!
>interface Ethernet0
>  ip address 150.50.57.5 255.255.255.0
>!
>interface Serial0
>  no ip address
>  shutdown
>!
>interface Serial1
>  no ip address
>  shutdown
>!
>interface BRI0
>  no ip address
>  shutdown
>  isdn x25 static-tei 0
>  cdapi buffers regular 0
>  cdapi buffers raw 0
>  cdapi buffers large 0
>!
>ip kerberos source-interface any
>ip classless
>ip http server
>!
>!
>alias exec i show ip route
>alias exec r show run
>alias exec c config t
>alias exec u undebug all
>alias exec b show ip bgp
>alias exec bs show ip bgp sum
>alias exec s show ip int brief
>!
>line con 0
>  exec-timeout 0 0
>  logging synchronous
>  transport input none
>  escape-character 27
>line aux 0
>line vty 0 4
>  login
>!
>end
>
>R5#
>
>R6#r
>Building configuration...
>
>Current configuration : 785 bytes
>!
>version 12.2
>service timestamps debug uptime
>service timestamps log uptime
>no service password-encryption
>!
>hostname R6
>!
>logging buffered 10000 debugging
>!
>ip subnet-zero
>no ip domain-lookup
>!
>!
>!
>!
>interface Ethernet0
>  ip address 150.50.67.6 255.255.255.0
>!
>interface Ethernet1
>  no ip address
>  shutdown
>!
>interface Serial0
>  no ip address
>  shutdown
>!
>interface Serial1
>  no ip address
>  shutdown
>!
>interface ATM0
>  no ip address
>  shutdown
>  no atm ilmi-keepalive
>!
>ip classless
>no ip http server
>!
>!
>alias exec i show ip route
>alias exec r show run
>alias exec c config t
>alias exec u undebug all
>alias exec b show ip bgp
>alias exec bs show ip bgp sum
>alias exec s show ip int brief
>!
>line con 0
>  exec-timeout 0 0
>  logging synchronous
>  escape-character 27
>line aux 0
>line vty 0 4
>!
>end
>
>R6#
>R7#r
>Building configuration...
>
>Current configuration : 966 bytes
>!
>version 12.2
>service timestamps debug uptime
>service timestamps log uptime
>no service password-encryption
>!
>hostname R7
>!
>logging buffered 10000 debugging
>!
>memory-size iomem 15
>ip subnet-zero
>!
>!
>no ip domain-lookup
>!
>ip audit notify log
>ip audit po max-events 100
>!
>call rsvp-sync
>!
>!
>!
>!
>!
>!
>!
>!
>interface Ethernet0/0
>  no ip address
>  half-duplex
>!
>interface Ethernet0/0.1
>  encapsulation dot1Q 57
>  ip address 150.50.57.7 255.255.255.0
>!
>interface Ethernet0/0.2
>  encapsulation dot1Q 67
>  ip address 150.50.67.7 255.255.255.0
>!
>interface Serial0/0
>  no ip address
>  shutdown
>!
>ip classless
>no ip http server
>!
>!
>!
>voice-port 1/0/0
>!
>voice-port 1/0/1
>!
>dial-peer cor custom
>!
>!
>!
>!
>alias exec i show ip route
>alias exec r show run
>alias exec c config t
>alias exec u undebug all
>alias exec b show ip bgp
>alias exec bs show ip bgp sum
>alias exec s show ip int brief
>!
>line con 0
>  exec-timeout 0 0
>  logging synchronous
>  escape-character 27
>line aux 0
>line vty 0 4
>!
>end
>
>R7#
>
>Catalyst1#r
>Building configuration...
>
>Current configuration : 1926 bytes
>!
>version 12.1
>no service single-slot-reload-enable
>no service pad
>service timestamps debug uptime
>service timestamps log uptime
>no service password-encryption
>!
>hostname Catalyst1
>!
>logging buffered 10000 debugging
>!
>ip subnet-zero
>ip routing
>no ip domain-lookup
>!
>!
>spanning-tree extend system-id
>system mtu 1518
>!
>!
>!
>interface FastEthernet0/1
>  no ip address
>!
>interface FastEthernet0/2
>  no ip address
>!
>interface FastEthernet0/3
>  no ip address
>!
>interface FastEthernet0/4
>  no ip address
>!
>interface FastEthernet0/5
>  switchport access vlan 57
>  no ip address
>!
>interface FastEthernet0/6
>  no ip address
>!
>interface FastEthernet0/7
>  no ip address
>!
>interface FastEthernet0/8
>  no ip address
>!
>interface FastEthernet0/9
>  no ip address
>!
>interface FastEthernet0/10
>  no ip address
>!
>interface FastEthernet0/11
>  no ip address
>!
>interface FastEthernet0/12
>  no ip address
>!
>interface FastEthernet0/13
>  no ip address
>!
>interface FastEthernet0/14
>  no ip address
>!
>interface FastEthernet0/15
>  no ip address
>!
>interface FastEthernet0/16
>  no ip address
>!
>interface FastEthernet0/17
>  no ip address
>!
>interface FastEthernet0/18
>  no ip address
>!
>interface FastEthernet0/19
>  no ip address
>!
>interface FastEthernet0/20
>  switchport trunk encapsulation dot1q
>  switchport mode trunk
>  no ip address
>!
>interface FastEthernet0/21
>  no ip address
>!
>interface FastEthernet0/22
>  no ip address
>!
>interface FastEthernet0/23
>  no ip address
>!
>interface FastEthernet0/24
>  no ip address
>!
>interface GigabitEthernet0/1
>  no ip address
>!
>interface GigabitEthernet0/2
>  no ip address
>!
>interface Vlan1
>  no ip address
>  shutdown
>!
>ip classless
>ip http server
>!
>!
>alias exec i show ip route
>alias exec r show run
>alias exec c config t
>alias exec u undebug all
>alias exec b show ip bgp
>alias exec bs show ip bgp sum
>alias exec s show ip int brief
>!
>line con 0
>  exec-timeout 0 0
>  logging synchronous
>  escape-character 27
>line vty 0 4
>  login
>line vty 5 15
>  login
>!
>end
>
>Catalyst1#
>
>catalyst2#r
>Building configuration...
>
>Current configuration:
>!
>version 12.0
>no service pad
>service timestamps debug uptime
>service timestamps log uptime
>no service password-encryption
>!
>hostname catalyst2
>!
>logging buffered 10000 debugging
>!
>!
>!
>!
>!
>!
>ip subnet-zero
>no ip domain-lookup
>!
>!
>!
>interface FastEthernet0/1
>!
>interface FastEthernet0/2
>!
>interface FastEthernet0/3
>!
>interface FastEthernet0/4
>!
>interface FastEthernet0/5
>!
>interface FastEthernet0/6
>  switchport access vlan 67
>!
>interface FastEthernet0/7
>  switchport trunk encapsulation dot1q
>  switchport mode trunk
>!
>interface FastEthernet0/8
>!
>interface FastEthernet0/9
>!
>interface FastEthernet0/10
>!
>interface FastEthernet0/11
>!
>interface FastEthernet0/12
>!
>interface FastEthernet0/13
>!
>interface FastEthernet0/14
>!
>interface FastEthernet0/15
>!
>interface FastEthernet0/16
>!
>interface FastEthernet0/17
>!
>interface FastEthernet0/18
>!
>interface FastEthernet0/19
>!
>interface FastEthernet0/20
>  switchport trunk encapsulation dot1q
>  switchport mode trunk
>!
>interface FastEthernet0/21
>!
>interface FastEthernet0/22
>!
>interface FastEthernet0/23
>!
>interface FastEthernet0/24
>!
>interface VLAN1
>  no ip directed-broadcast
>  no ip route-cache
>!
>alias exec i show ip route
>alias exec r show run
>alias exec c config t
>alias exec u undebug all
>alias exec b show ip bgp
>alias exec bs show ip bgp sum
>alias exec s show ip int brief
>!
>line con 0
>  exec-timeout 0 0
>  logging synchronous
>  transport input none
>  escape-character 27
>  stopbits 1
>line vty 0 4
>  login
>line vty 5 15
>  login
>!
>end
>
>catalyst2#
>
>
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This archive was generated by hypermail 2.1.4 : Tue Sep 02 2003 - 18:53:58 GMT-3