I am thinking we filtering bpdu to stop bpdu from blocking inconsistent vlan,bpdu filtering is acceptable for me.
What did you think? On Tue, Sep 3, 2013, at 08:17 PM, Marko Milivojevic wrote: You're getting close. Respond to the list, please, as it may be interesting for the others to see, as well. -- Marko Milivojevic - CCIE #18427 (SP R&S) Senior CCIE Instructor / Managing Partner - IPexpert On Tue, Sep 3, 2013 at 11:16 AM, <[1][email protected]> wrote: In fact I did not think it is related to l2vpn, althhough I do not know different vlan to VC however I am thinking is related config to port or mode spanning tree, I will check conifguration to end point port: if 802.1q to two side and native vlans, or model of stp EEE 802.1D and pvst+ On Tue, Sep 3, 2013, at 07:32 PM, Marko Milivojevic wrote: That is all very correct, but that's not the cause of the error. You *can* have different VLAN IDs on two ends of the VC, but then you need to make sure something else is done. Something that causes this problem. Btw. it's not related to L2VPNs :-) -- Marko Milivojevic - CCIE #18427 (SP R&S) Senior CCIE Instructor / Managing Partner - IPexpert On Tue, Sep 3, 2013 at 9:45 AM, <[2][email protected]> wrote: Point-to-Point L2 VPNs L2 connectivity to the attached, that make circuits of two separate sites connected across a packet network Furthemore It provide connectivity transparent without need L2 connection acrosss SP core In the speficic: The VC identifiers at each end must match, so that the connection is uniquely addressed and MTU settings for the interfaces would have the same In mpls the topmost label is the transport label for the other end's 1321P address and the second label identifies the remote AC Your error usually mean you receveid bpdu tagged with vlan id that does't match vlan id where bpdu was receveid In the meantime make sure native vlan is consistent on both ends of a 802.1Q trunk and your vtp switches setup like VTP mode and domain names I hope it help you. On Tue, Sep 3, 2013, at 06:00 PM, Marko Milivojevic wrote: > Without straight-out giving you an answer (tell me if you want that), > let's > try to understand the problem first… > > What do you think is causing this inconsistency? > > -- > Marko Milivojevic - CCIE #18427 (SP R&S) > Senior CCIE Instructor / Managing Partner - IPexpert > > > On Tue, Sep 3, 2013 at 8:36 AM, Saleh Batouq <[3][email protected]> > wrote: > > > WB3-Lab9 > > -------- > > Task: L2VPN > > ------ > > > > > > I am running this on GNS, I have the AToM properly configured and > > functional. > > > > BUT I get Inconsistency messege on Cat1 & Cat3 > > > > Any suggestion on over-riding this inconsistency? > > > > > > > > > > The following are the outputs of show commands: > > > > > > > > > > On R2 > > ----- > > > > R2#sh mpls l2transport vc > > > > Local intf Local circuit Dest address VC ID Status > > ------------- -------------------------- --------------- ---------- > > ---------- > > Fa0/0.211 Eth VLAN 211 70.18.115.5 25 UP > > > > > > On R5 > > ------ > > > > R5#sh mpls l2transport vc > > > > Local intf Local circuit Dest address VC ID Status > > ------------- -------------------------- --------------- ---------- > > ---------- > > Fa0/1.52 Eth VLAN 52 70.18.115.2 25 UP > > > > > > > > > > > > BUT I get Inconsistency messege on Cat1 & Cat3 > > -------------------------------------------------- > > > > > > On Cat1 > > ------- > > > > Cat1(config)# PVST+:Inconsistency timer expired. inconsistency 2 > > cleared for FastEthernet1/2 > > > > *Mar 1 01:44:56.119: %SPANTREE-2-RECV_PVID_ERR: Received BPDU with > > inconsistent peer vlan id 52 on FastEthernet1/2 VLAN211. > > *Mar 1 01:44:56.119: %SPANTREE-2-BLOCK_PVID_LOCAL: Blocking > > FastEthernet1/2 on VLAN211. Inconsistent local vlan. > > > > > > > > Cat1#sh spanning-tree inconsistentports > > > > Name Interface Inconsistency > > -------------------- -------------------- ------------------ > > VLAN211 FastEthernet1/2 Port VLAN ID Mismatch > > > > Number of inconsistent ports (segments) in the system : 1 > > > > On Cat3 > > ------- > > > > [OK] > > Cat3# > > *Mar 1 01:44:49.487: %SPANTREE-2-RECV_PVID_ERR: Received BPDU with > > inconsistent peer vlan id 211 on FastEthernet1/5 VLAN52. > > *Mar 1 01:44:49.487: %SPANTREE-2-BLOCK_PVID_LOCAL: Blocking > > FastEthernet1/5 on VLAN52. Inconsistent local vlan. > > > > > > Cat3#sh spanning-tree inconsistentports > > > > Name Interface Inconsistency > > -------------------- -------------------- ------------------ > > VLAN52 FastEthernet1/5 Port VLAN ID Mismatch > > > > Number of inconsistent ports (segments) in the system : 1 > > > > Best Regards, > > > > Saleh Hassan Batouq > > [4][email protected] > > _______________________________________________ > > For more information regarding industry leading CCIE Lab training, please > > visit [5]www.ipexpert.com > > > > Are you a CCNP or CCIE and looking for a job? Check out > > [6]www.PlatinumPlacement.com > > > > [7]http://onlinestudylist.com/mailman/listinfo/ccie_rs > > > _______________________________________________ > For more information regarding industry leading CCIE Lab training, please > visit [8]www.ipexpert.com > > Are you a CCNP or CCIE and looking for a job? 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