It is part of l2vpn interworking.
http://www.cisco.com/en/US/docs/ios/mpls/configuration/guide/mp_l2vpn_intrnt
wkg_ps6922_TSD_Products_Configuration_Guide_Chapter.html#wp1070913
-- Vin Mendoza vinm_at_cisco.com Systems Engineer, CCIP, CCNP, CCDP AT&T Video and Advanced Technologies > From: harbor235 <harbor235_at_gmail.com> > Reply-To: harbor235 <harbor235_at_gmail.com> > Date: Wed, 18 Nov 2009 14:04:29 -0500 > To: Service Provider <service.providersa_at_gmail.com> > Cc: Cisco certification <comserv_at_groupstudy.com>, Cisco certification > <ccielab_at_groupstudy.com> > Subject: Re: AToM not working > > You have two different attachment circuits (FR and EThernet) how does each > know how to > process the other's Layer 2 frames? > > mike > > On Wed, Nov 18, 2009 at 10:58 AM, Service Provider < > service.providersa_at_gmail.com> wrote: > >> Hi All >> >> I configured AToM between R3 and R4 but not working. Topology is. >> >> R4-----------(F/R)--------------R1--------------R2--------------R3 >> CE PE Eth PE Eth CE >> ! >> Configs below, Please help. >> >> R1#sh run >> Building configuration... >> >> Current configuration : 1724 bytes >> ! >> version 12.0 >> service timestamps debug uptime >> service timestamps log uptime >> no service password-encryption >> ! >> hostname R1 >> ! >> boot-start-marker >> boot-end-marker >> ! >> ! >> ip subnet-zero >> ! >> ! >> ip cef >> ip ssh time-out 120 >> ip ssh authentication-retries 3 >> ! >> ! >> pseudowire-class atom >> encapsulation mpls >> interworking ethernet >> ! >> ! >> interface Loopback0 >> ip address 150.1.1.1 255.255.255.255 >> no ip directed-broadcast >> ! >> interface FastEthernet0/0 >> no ip address >> no ip directed-broadcast >> shutdown >> ! >> interface Serial1/0 >> no ip address >> no ip directed-broadcast >> encapsulation frame-relay >> serial restart-delay 0 >> frame-relay interface-dlci 104 switched >> ! >> interface Serial1/1 >> ip address 150.1.12.1 255.255.255.0 >> no ip directed-broadcast >> ip router isis >> tag-switching mtu 1600 >> tag-switching ip >> serial restart-delay 0 >> ! >> interface Serial1/2 >> no ip address >> no ip directed-broadcast >> shutdown >> serial restart-delay 0 >> ! >> interface Serial1/3 >> no ip address >> no ip directed-broadcast >> shutdown >> serial restart-delay 0 >> ! >> interface Serial1/4 >> no ip address >> no ip directed-broadcast >> shutdown >> serial restart-delay 0 >> ! >> interface Serial1/5 >> no ip address >> no ip directed-broadcast >> shutdown >> serial restart-delay 0 >> ! >> interface Serial1/6 >> no ip address >> no ip directed-broadcast >> shutdown >> serial restart-delay 0 >> ! >> interface Serial1/7 >> no ip address >> no ip directed-broadcast >> shutdown >> serial restart-delay 0 >> ! >> router isis >> net 49.0000.0000.0001.00 >> passive-interface Loopback0 >> ! >> ip classless >> ! >> ! >> connect atom Serial1/0 104 l2transport >> xconnect 150.1.2.2 12 pw-class atom >> ! >> ! >> ! >> tag-switching tdp router-id Loopback0 force >> control-plane >> ! >> ! >> line con 0 >> exec-timeout 0 0 >> stopbits 1 >> line aux 0 >> stopbits 1 >> line vty 0 4 >> login >> ! >> no cns aaa enable >> end >> >> >> >> >> R2#sh run >> Building configuration... >> >> Current configuration : 1834 bytes >> ! >> version 12.0 >> service timestamps debug uptime >> service timestamps log uptime >> no service password-encryption >> ! >> hostname R2 >> ! >> boot-start-marker >> boot-end-marker >> ! >> ! >> ip subnet-zero >> ! >> ! >> ip cef >> ip ssh time-out 120 >> ip ssh authentication-retries 3 >> ! >> ! >> pseudowire-class atom >> encapsulation mpls >> interworking ethernet >> ! >> ! >> interface Loopback0 >> ip address 150.1.2.2 255.255.255.255 >> no ip directed-broadcast >> ! >> interface FastEthernet0/0 >> no ip address >> no ip directed-broadcast >> shutdown >> ! >> interface Serial1/0 >> ip address 150.1.12.2 255.255.255.0 >> no ip directed-broadcast >> ip router isis >> tag-switching mtu 1600 >> tag-switching ip >> serial restart-delay 0 >> ! >> interface Serial1/1 >> no ip address >> no ip directed-broadcast >> shutdown >> serial restart-delay 0 >> ! >> interface Serial1/2 >> no ip address >> no ip directed-broadcast >> shutdown >> serial restart-delay 0 >> ! >> interface Serial1/3 >> no ip address >> no ip directed-broadcast >> shutdown >> serial restart-delay 0 >> ! >> interface Serial1/4 >> no ip address >> no ip directed-broadcast >> shutdown >> serial restart-delay 0 >> ! >> interface Serial1/5 >> no ip address >> no ip directed-broadcast >> shutdown >> serial restart-delay 0 >> ! >> interface Serial1/6 >> no ip address >> no ip directed-broadcast >> shutdown >> serial restart-delay 0 >> ! >> interface Serial1/7 >> no ip address >> no ip directed-broadcast >> shutdown >> serial restart-delay 0 >> ! >> interface FastEthernet2/0 >> no ip address >> no ip directed-broadcast >> no keepalive >> duplex half >> speed auto >> xconnect 150.1.1.1 12 pw-class atom >> ! >> interface FastEthernet2/1 >> no ip address >> no ip directed-broadcast >> shutdown >> duplex half >> speed auto >> ! >> router isis >> net 49.0000.0000.0002.00 >> passive-interface Loopback0 >> ! >> ip classless >> ! >> ! >> ! >> tag-switching tdp router-id Loopback0 force >> control-plane >> ! >> ! >> line con 0 >> exec-timeout 0 0 >> stopbits 1 >> line aux 0 >> stopbits 1 >> line vty 0 4 >> login >> ! >> no cns aaa enable >> end >> >> R2# >> >> >> >> R3#sh run >> Building configuration... >> >> Current configuration : 690 bytes >> ! >> version 12.0 >> service timestamps debug uptime >> service timestamps log uptime >> no service password-encryption >> ! >> hostname R3 >> ! >> boot-start-marker >> boot-end-marker >> ! >> ! >> ip subnet-zero >> ! >> ! >> ip cef >> ip ssh time-out 120 >> ip ssh authentication-retries 3 >> ! >> ! >> ! >> interface FastEthernet0/0 >> no ip address >> no ip directed-broadcast >> shutdown >> ! >> interface FastEthernet1/0 >> ip address 10.1.34.3 255.255.255.0 >> no ip directed-broadcast >> duplex half >> speed auto >> ! >> interface FastEthernet1/1 >> no ip address >> no ip directed-broadcast >> shutdown >> duplex half >> speed auto >> ! >> ip classless >> ! >> ! >> ! >> control-plane >> ! >> ! >> line con 0 >> exec-timeout 0 0 >> stopbits 1 >> line aux 0 >> stopbits 1 >> line vty 0 4 >> login >> ! >> no cns aaa enable >> end >> >> >> >> R4#sh run >> Building configuration... >> >> Current configuration : 1444 bytes >> ! >> version 12.0 >> service timestamps debug uptime >> service timestamps log uptime >> no service password-encryption >> ! >> hostname R4 >> ! >> boot-start-marker >> boot-end-marker >> ! >> ! >> ip subnet-zero >> ! >> ! >> ip cef >> ip ssh time-out 120 >> ip ssh authentication-retries 3 >> bridge irb >> ! >> ! >> ! >> interface FastEthernet0/0 >> no ip address >> no ip directed-broadcast >> shutdown >> ! >> interface Serial1/0 >> no ip address >> no ip directed-broadcast >> encapsulation frame-relay >> serial restart-delay 0 >> frame-relay interface-dlci 401 >> bridge-group 1 >> ! >> interface Serial1/1 >> no ip address >> no ip directed-broadcast >> shutdown >> serial restart-delay 0 >> ! >> interface Serial1/2 >> no ip address >> no ip directed-broadcast >> shutdown >> serial restart-delay 0 >> ! >> interface Serial1/3 >> no ip address >> no ip directed-broadcast >> shutdown >> serial restart-delay 0 >> ! >> interface Serial1/4 >> no ip address >> no ip directed-broadcast >> shutdown >> serial restart-delay 0 >> ! >> interface Serial1/5 >> no ip address >> no ip directed-broadcast >> shutdown >> serial restart-delay 0 >> ! >> interface Serial1/6 >> no ip address >> no ip directed-broadcast >> shutdown >> serial restart-delay 0 >> ! >> interface Serial1/7 >> no ip address >> no ip directed-broadcast >> shutdown >> serial restart-delay 0 >> ! >> interface BVI1 >> ip address 10.1.34.4 255.255.255.0 >> no ip directed-broadcast >> ! >> ip classless >> ! >> ! >> ! >> control-plane >> ! >> bridge 1 protocol ieee >> bridge 1 route ip >> ! >> line con 0 >> exec-timeout 0 0 >> stopbits 1 >> line aux 0 >> stopbits 1 >> line vty 0 4 >> login >> ! >> no cns aaa enable >> end >> >> _____________________________________________________________________ >> Subscription information: http://www.groupstudy.com/list/comserv.html > > _____________________________________________________________________ > Subscription information: http://www.groupstudy.com/list/comserv.html Blogs and organic groups at http://www.ccie.netReceived on Wed Nov 18 2009 - 16:01:02 ART
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