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Cisco 2911 to 3COM 4400, trunk not working

Tommy Svensson
Level 1
Level 1

Hi.

I read that trunking of VLAN should work between these two components. I am fairly new to both VLAN in general and to 3COM switches and cant get it to work. Im pasting my running config on my Cisco 2911 for you guys to se if there is anything wrong with the router configuration or if its the 3COM switch thats not working properly.

Im using VLAN 10 in this case and have configured the interface giga0/0.1 with 802.1q encapsulation and an address off 10.10.20.1 255.255.255.0. Im trying to get the link to work and have a host plugged into the 3COM switch that is unable to ping the router interface. Hope you guys point me in the right direction.

Regards Tommy Svensson

R1(config)#do show run
Building configuration...

Current configuration : 4564 bytes
!
! Last configuration change at 14:27:54 PCTime Thu Feb 24 2011 by xxxxx
!
version 15.0
no service pad
service tcp-keepalives-in
service tcp-keepalives-out
service timestamps debug datetime msec localtime show-timezone
service timestamps log datetime msec localtime show-timezone
service password-encryption
service sequence-numbers
!
hostname R1
!
boot-start-marker
boot-end-marker
!
logging buffered 51200
logging console critical
enable secret 5 xxxxxxxxxxxxxxxxxxxxxxxxx
!
no aaa new-model
!
!
!
clock timezone PCTime 1
clock summer-time PCTime date Mar 30 2003 2:00 Oct 26 2003 3:00
!
no ipv6 cef
no ip source-route
ip cef
!
!
ip dhcp excluded-address 10.10.10.1 10.10.10.49
ip dhcp excluded-address 10.10.10.251 10.10.10.254
!
ip dhcp pool ccp-pool1
   network 10.10.10.0 255.255.255.0
   domain-name tedact.local
   dns-server 192.168.98.2
   default-router 10.10.10.1
!
!
no ip bootp server
ip domain name tedact.local
ip name-server 192.168.98.2
!
multilink bundle-name authenticated
!
!
!
crypto pki trustpoint TP-self-signed-530346110
enrollment selfsigned
subject-name cn=IOS-Self-Signed-Certificate-530346110
revocation-check none
rsakeypair TP-self-signed-530346110
!
!
crypto pki certificate chain TP-self-signed-530346110
certificate self-signed 01
  30820245 308201AE A0030201 02020101 300D0609 2A864886 F70D0101 04050030
  30312E30 2C060355 04031325 494F532D 53656C66 2D536967 6E65642D 43657274
  69666963 6174652D 35333033 34363131 30301E17 0D313130 32323430 37323030
  315A170D 32303031 30313030 30303030 5A303031 2E302C06 03550403 1325494F
  532D5365 6C662D53 69676E65 642D4365 72746966 69636174 652D3533 30333436
  31313030 819F300D 06092A86 4886F70D 01010105 0003818D 00308189 02818100
  CCC4DE13 6476A2A0 B05D718B BDA1BB42 953FED57 2F37490D BEF58A1B 8F4774A0
  17F52B83 A48A59BC 46F1BFBA 68D2BBE3 66A40219 8B6FB14E 96424551 4AFB4598
  C2F0E9DA 53946559 767A6468 88253DDF B42DEFA3 EF0693F2 E2B77B24 2EFD3F6C
  620E1F33 3B994749 A9C1F5A9 63821FD4 0A0C808F DF3D70D7 9C1E813E D78E79C7
  02030100 01A36F30 6D300F06 03551D13 0101FF04 05300301 01FF301A 0603551D
  11041330 11820F52 312E7465 64616374 2E6C6F63 616C301F 0603551D 23041830
  16801439 3E27ECCE E810B254 66EA1C16 3213546A 2C345230 1D060355 1D0E0416
  0414393E 27ECCEE8 10B25466 EA1C1632 13546A2C 3452300D 06092A86 4886F70D
  01010405 00038181 001AE204 00263DC0 F478478D 94CD33B9 CFCC4685 16D3EC89
  0EE17A28 709F7B2A 7060A2C1 C851D34C 4A5A5E82 428E5101 2CF2E90D FFBAC276
  81B09ADF BDA33EC5 E6EB5F38 13613C88 15D43E93 F40F6C53 2C92AE4E 0F169075
  0964F08C DB2A0F71 BFAC9BF0 C51A92BC CC7B93A3 D6AEEBAF 50AEBF71 E3F8BFAE
  E9FB1AB8 726902D1 78
        quit
license udi pid CISCO2911/K9 sn xxxxxxxx
!
!
username xxxx privilege 15 secret 5 xxxxxxxxxxxxxxxxx
!
redundancy
!
!
ip tcp synwait-time 10
ip ssh time-out 60
ip ssh authentication-retries 2
!
!
!
!
!
!
!
interface GigabitEthernet0/0
description $ETH-LAN$$ETH-SW-LAUNCH$$INTF-INFO-GE 0/0$$ES_LAN$$FW_INSIDE$
ip address 10.10.10.1 255.255.255.0
no ip redirects
no ip unreachables
no ip proxy-arp
ip flow ingress
ip nat inside
ip virtual-reassembly
duplex auto
speed auto
no mop enabled
!
!
interface GigabitEthernet0/0.1
encapsulation dot1Q 10 native
ip address 10.10.20.1 255.255.255.0
ip nat inside
ip virtual-reassembly
no cdp enable
!
interface GigabitEthernet0/1
no ip address
no ip redirects
no ip unreachables
no ip proxy-arp
ip flow ingress
shutdown
duplex auto
speed auto
no mop enabled
!
!
interface GigabitEthernet0/2
description $ETH-WAN$
ip address 192.168.98.205 255.255.255.0
no ip redirects
no ip unreachables
no ip proxy-arp
ip flow ingress
ip nat outside
ip virtual-reassembly
duplex auto
speed auto
no mop enabled
!
!
ip forward-protocol nd
!
ip http server
ip http authentication local
ip http secure-server
ip http timeout-policy idle 60 life 86400 requests 10000
!
ip nat pool with_overload 192.168.98.205 192.168.98.205 prefix-length 24
ip nat inside source list 7 pool with_overload overload
ip route 0.0.0.0 0.0.0.0 192.168.98.254
!
logging trap debugging
access-list 7 permit 10.10.10.0 0.0.0.255
access-list 7 permit 10.10.20.0 0.0.0.255
!
no cdp run

!
!
!
!
!
control-plane
!
!
banner exec ^C asd ^C
banner login ^C asdasd ^C
!
line con 0
login local
transport output telnet
line aux 0
login local
transport output telnet
line vty 0 4
privilege level 15
login local
transport input telnet ssh
line vty 5 15
privilege level 15
login local
transport input ssh
!
scheduler allocate 20000 1000
end

R1(config)#

1 Accepted Solution

Accepted Solutions

Roman Rodichev
Level 7
Level 7

remove "native" keyword. That command turns off VLAN tagging.

View solution in original post

1 Reply 1

Roman Rodichev
Level 7
Level 7

remove "native" keyword. That command turns off VLAN tagging.