RE: DLSW Lite (LLC2) - Cannot get end-to-end connectivity

From: Ted.Okuzumi@barclayscapital.com
Date: Wed Aug 27 2003 - 17:33:37 GMT-3


Ken,

It appears you have 172.16.220.8 as the loopback for both routers. Was
this your intention?

Best regards,
Ted
CCIE #5684

> -----Original Message-----
> From: Farrington, Ken: IT (LDN)
> Sent: Wednesday, August 27, 2003 2:37 PM
> To: 'ccielab@groupstudy.com'
> Subject: DLSW Lite (LLC2) - Cannot get end-to-end connectivity
>
> Guys,
>
>
> !!!!!!!!!!!!!!!!!!!!!!!!!!!!
> !!!!!!!!!PLEASE HELP!!!!!!!!
> !!!!!!!!!!!!!!!!!!!!!!!!!!!!
>
> I have a slight problem and being the idiot I am, i need to get it
> sorted before I can
> get on with my study. It's a problem with DLSW Lite which i probably
> wont even get in
> the lab anyway but you know me. Im a sucka for pain!!!!!
>
> I cannot get DLSW lite to work (or cannot get the two win2k PCs to
> find each other in
> network neighborhood browser).
>
> On the routers, you can see the MACs in the bridge group and using the
> "show dlsw reachability"
> you can see both the local and remote devices (MAC and Netbios names).
> I get transmit and
> received packets on the "dlsw peer information and on the bridge group
> information)
> I even see a circuit being established when I try and mount the other
> PCs file system.
>
>
> What can I be doing wrong here? Spent hours on it now :(
>
> I have tried doing it on a point-to-point FR cct but I can even get
> the peer to "connect"
> and I am using the correct configuration recommended but on
> point-to-point, i get the
> following from a debug "event:TIMER-TIMER EXPIRED state:CON_PEND"
>
> - MAN, WHO NEEDS DLSW LITE ANYWAY?
>
>
>
>
> device
> compaq-laptop
> ----------
> |
> |
> |e0/1 bridge-group1
> |
> |
> | FR multipoint
> ccie-rtr7-------------------------ccie-rtr8
> s0/0.1 s0/0 |
> pvc 111 pvc 110 |
> |
> |e0/1 bridge-group1
> |
> |
> ------------ e0/0 bridge-group1
> device
> ibm-laptop
>
> I have the following config :-
>
> ccie-rtr7 config
> !
> dlsw local-peer peer-id 172.16.220.7 promiscuous
> dlsw remote-peer 0 frame-relay interface Serial0/0.1 111
> dlsw bridge-group 1
> !
> !
> !
> interface Loopback700
> ip address 172.16.220.8 255.255.255.255
> !
> interface Ethernet0/1
> description VLAN 222
> no ip address
> bridge-group 1
> !
> interface Serial0/0
> no ip address
> encapsulation frame-relay
> no ip mroute-cache
> no fair-queue
> !
> interface Serial0/0.1 multipoint
> ip address 172.16.1.1 255.255.255.0
> no ip split-horizon eigrp 2001
> frame-relay map llc2 111 broadcast
> frame-relay map ip 172.16.1.5 121 broadcast
> frame-relay map ip 172.16.1.6 111 broadcast
> !
> bridge 1 protocol ieee
> !
> end
>
>
>
> ccie-rtr8 config
>
> !
> dlsw local-peer peer-id 172.16.220.8
> dlsw remote-peer 0 frame-relay interface Serial0/0 110
> dlsw bridge-group 1
> !
> !
> interface Loopback700
> ip address 172.16.220.8 255.255.255.255
> !
> !
> interface Serial0/0
> bandwidth 1544
> ip address 172.16.1.6 255.255.255.0
> encapsulation frame-relay
> no ip mroute-cache
> no fair-queue
> cdp enable
> frame-relay map llc2 110 broadcast
> frame-relay map ip 172.16.1.5 110 broadcast
> frame-relay map ip 172.16.1.1 110 broadcast
> !
> !
> interface Ethernet0/1
> ip address 172.16.6.1 255.255.255.0
> bridge-group 1
> !
> bridge 1 protocol ieee
> !
> end
>
>
>
>
> When I do a show bridge on both routers :-
>
> ccie-rtr7#sh bridge
>
> Total of 300 station blocks, 298 free
> Codes: P - permanent, S - self
>
> Bridge Group 1:
>
> Address Action Interface Age RX count TX count
> 0001.0386.0434 forward DLSw Port0 1 9 14
> 0010.a400.65c1 forward Ethernet0/1 0 15 2
> ccie-rtr7#
>
>
> ccie-rtr8>sh bridge
>
> Total of 300 station blocks, 298 free
> Codes: P - permanent, S - self
>
> Bridge Group 1:
>
> Address Action Interface Age RX count TX count
> 0001.0386.0434 forward Ethernet0/1 1 6 1
> 0010.a400.65c1 forward DLSw Port0 0 2 2
> ccie-rtr8>
>
>
>
> And when I do a show dlsw reachability
>
> ccie-rtr7#sh dlsw re
> DLSw Local MAC address reachability cache list
> Mac Addr status Loc. port rif
> 0008.2500.a683 FOUND LOCAL TBridge-001 --no rif--
>
> DLSw Remote MAC address reachability cache list
> Mac Addr status Loc. peer
> 0080.c061.202c FOUND REMOTE on interface Serial0/0 max-lf(516)
>
> DLSw Local NetBIOS Name reachability cache list
> NetBIOS Name status Loc. port rif
> COMPAQ-LAPTOP FOUND LOCAL TBridge-001 --no rif--
>
> DLSw Remote NetBIOS Name reachability cache list
> NetBIOS Name status Loc. peer
> IBM-LAPTOP FOUND REMOTE on interface Serial0/0 max-lf(516)
>
> ccie-rtr7#
>
>
>
> ccie-rtr8>sh dlsw re
> DLSw Local MAC address reachability cache list
> Mac Addr status Loc. port rif
> 0080.c061.202c FOUND LOCAL TBridge-001 --no rif--
>
> DLSw Remote MAC address reachability cache list
> Mac Addr status Loc. peer
> 0008.2500.a683 FOUND REMOTE on interface Serial0/0
>
> DLSw Local NetBIOS Name reachability cache list
> NetBIOS Name status Loc. port rif
> IBM-LAPTOP FOUND LOCAL TBridge-001 --no rif--
>
> DLSw Remote NetBIOS Name reachability cache list
> NetBIOS Name status Loc. peer
> COMPAQ-LAPTOP FOUND REMOTE on interface Serial0/0
>
> ccie-rtr8>
>
>
>
>
> ccie-rtr8>sh dlsw cir det
> Index local addr(lsap) remote addr(dsap) state
> uptime
> 369098752 0080.c061.202c(F0) 0008.2500.a683(F0) CKT_START
> -
> PCEP: 8192C044 UCEP: 818EEF70
> Port:TB1 peer on interface Serial0/0
> Flow-Control-Tx CW:20, Permitted:0; Rx CW:20, Granted:0; Op:
> Repeat
> Congestion: Low(02), Flow Op: Half: 0/0 Reset 0/0
> RIF = --no rif--
> Bytes: 0/0 Info-frames: 0/0
> XID-frames: 0/0 UInfo-frames: 0/0
> ccie-rtr8>sh dlsw peer
> Peers: state pkts_rx pkts_tx type drops ckts
> TCP uptime
> LLC2 Se0/0 110 CONNECT 133 131 conf 0 1
> - 00:49:33
> Total number of connected peers: 1
> Total number of connections: 1
>
> ccie-rtr8>
>
>
>
>
>
>
> !!!!!!!!!!!!!!!!!!!!!!!!!!!!
> !!!!!!!!!PLEASE HELP!!!!!!!!
> !!!!!!!!!!!!!!!!!!!!!!!!!!!!

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