From: Brian Dennis (bdennis@internetworkexpert.com)
Date: Wed Mar 14 2007 - 00:23:57 ART
The layer 2 configuration for this lab has to be one of the hardest we put
into the workbook. I just looked over the diagram and VLAN table but didn't
see the issue you mentioned. Also the VLAN table is deliberately vague and
may be a little misleading ;-)
Send me an e-mail directly with your questions relating to this offline.
--Brian Dennis, CCIE4 #2210 (R&S/ISP-Dial/Security/SP) bdennis@internetworkexpert.com Internetwork Expert, Inc. http://www.InternetworkExpert.com Toll Free: 877-224-8987 Direct: 775-745-6404 (Outside the US and Canada)
On 3/13/07 7:20 PM, "dreamer1109@hotmail.com" <dreamer1109@hotmail.com> wrote:
> I know that this LAB was just posted yesterday in the member site and is not > in its final form yet... but, I would like to ask the Brians for their opinion > on my solution for task 1.1 and 1.2. > > First for task 1.1, the VLAN tables are inaccurate in respect to the topology. > So, I drew out my own Layer 2 topology and assigned them accordingly in > respect to the LAB diagrams. Then I configured the vtp version to be V2, so > that SW4 can pass the VTP advertisement to SW1. (Relaying the advertisements > across separate VTP domain) I also made sure that all transit vlans were > configured on SW4 (transparent switch) > > For task 1.2, I configured the trunk links on the Router 4 side using the > VLANs given in the task. On the respective Switch side, I configured QinQ > tunnel ports using the metro tags mentioned in the task. > > To complete the task, I used 2 unused inter-switch links between SW1 and SW3 > and configured trunks and tunnel port pairs needed to finish the QinQ tunnel. > On SW3, I only allowed vlan 45 on fa0/13 and vlan 54 on fa0/14 trunk links. > On SW1, I configured tunnel ports using the respective metro tag VLANs (fa0/16 > vlan 245 and fa0/17 vlan 254) Then, finally I configured the trunk link > between SW3 and R5 allowing only vlan 45 and 54. Also, I removed vlan 245, > 254, 54, and 45 from the trunk link between SW2 and SW3 to allow the traffic > to only flow as intended. > > In conclusion, the traffic will flow like this: > 1, R4 vlan 45 and vlan 54 will receive their respective metro tags as they > enter the Layer 2 domain. > > 2. The Traffic will be forwarded out the respective egress points on the > SW1 and their metro tags will be stripped off > > 3. Within SW3, the traffic will forwarded out the trunk link between SW3 > and R5 > > > R4 Config > > interface FastEthernet0/0.54 > encapsulation dot1Q 54 > ip address 130.5.54.4 255.255.255.0 > no snmp trap link-status > ! > interface FastEthernet0/1.45 > encapsulation dot1Q 45 > ip address 130.5.45.4 255.255.255.0 > no snmp trap link-status > > R5 Config > > interface FastEthernet0/0.5 > encapsulation dot1Q 5 > ip address 130.5.5.5 255.255.255.0 > no snmp trap link-status > ! > interface FastEthernet0/0.52 > encapsulation dot1Q 52 > ip address 192.10.5.5 255.255.255.0 > no snmp trap link-status > ! > interface FastEthernet0/1.45 > encapsulation dot1Q 45 > ip address 130.5.45.5 255.255.255.0 > no snmp trap link-status > ! > interface FastEthernet0/1.54 > encapsulation dot1Q 54 > ip address 130.5.54.5 255.255.255.0 > no snmp trap link-status > > SW1 Config > > interface FastEthernet0/1 > switchport access vlan 17 > ! > interface FastEthernet0/3 > switchport access vlan 3 > ! > interface FastEthernet0/5 > switchport trunk encapsulation dot1q > switchport trunk allowed vlan 5,52 > switchport mode trunk > switchport nonegotiate > ! > interface FastEthernet0/10 > switchport access vlan 10 > ! > interface FastEthernet0/11 > switchport access vlan 10 > ! > interface FastEthernet0/14 > no switchport > ip address 130.5.78.7 255.255.255.0 > ! > interface FastEthernet0/16 > switchport access vlan 245 > switchport mode dot1q-tunnel > no cdp enable > ! > interface FastEthernet0/17 > switchport access vlan 254 > switchport mode dot1q-tunnel > no cdp enable > ! > interface FastEthernet0/20 > switchport trunk encapsulation dot1q > switchport mode trunk > ! > interface FastEthernet0/21 > no switchport > ip address 204.12.5.7 255.255.255.0 > > SW2 Config > > interface FastEthernet0/2 > switchport access vlan 26 > ! > interface FastEthernet0/4 > switchport access vlan 254 > switchport mode dot1q-tunnel > no cdp enable > ! > interface FastEthernet0/6 > switchport access vlan 6 > ! > interface FastEthernet0/10 > switchport access vlan 8 > ! > interface FastEthernet0/11 > switchport access vlan 8 > ! > interface FastEthernet0/14 > no switchport > ip address 130.5.78.8 255.255.255.0 > ! > interface FastEthernet0/16 > switchport trunk encapsulation dot1q > switchport trunk allowed vlan 1-44,46-53,55-244,246-253,255-4094 > switchport mode trunk > ! > interface FastEthernet0/19 > switchport trunk encapsulation dot1q > switchport mode trunk > ! > interface FastEthernet0/24 > switchport access vlan 52 > > SW3 Config > > interface FastEthernet0/3 > switchport access vlan 33 > ! > interface FastEthernet0/5 > switchport trunk encapsulation dot1q > switchport trunk allowed vlan 45,54 > switchport mode trunk > switchport nonegotiate > ! > interface FastEthernet0/13 > switchport trunk encapsulation dot1q > switchport trunk allowed vlan 45 > switchport mode trunk > ! > interface FastEthernet0/14 > switchport trunk encapsulation dot1q > switchport trunk allowed vlan 54 > switchport mode trunk > ! > interface FastEthernet0/16 > switchport trunk encapsulation dot1q > switchport trunk allowed vlan 1-44,46-53,55-244,246-253,255-4094 > switchport mode trunk > > SW4 Config > interface FastEthernet0/4 > switchport access vlan 245 > switchport mode dot1q-tunnel > no cdp enable > ! > interface FastEthernet0/6 > switchport access vlan 26 > switchport mode dynamic desirable > ! > interface FastEthernet0/14 > switchport trunk encapsulation dot1q > switchport mode trunk > ! > interface FastEthernet0/15 > switchport access vlan 73 > switchport mode dynamic auto > ! > interface FastEthernet0/16 > switchport trunk encapsulation dot1q > switchport mode trunk > > > > Sorry for the Long Email. My LAB date is in 2 days, and any input will be > greatly appreciated. Also, I haved also verified the configurations for > connectivity between all ethernet segments. I just wanted to know what kind of > solution you had in mind for the task and your opinion on mine. > > > Chong Yi > > _______________________________________________________________________ > Subscription information may be found at: > http://www.groupstudy.com/list/CCIELab.html
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