Re: ISDN and OSPF issues

From: Debbie Westall (dwestall@debbie.coxfiber.net)
Date: Mon Jun 02 2003 - 12:07:06 GMT-3


I dont see a username/password statement at the beginning of your configs.

When you do a "show isdn status" what is the layer 1/layer 2 state? Do
those first two come up?

Debbie

On Sun, 1 Jun 2003, wsqccie@hotnail.com wrote:

> Hi, groups
> Below is my topo :
> R3 ---isdn---r5
> | /\
> R1----------/ \----R2
>
> R3 and R5 directly connect with isdn of area 113
> R1 ,r2 and R5 with FR in area 0
> R1 and R3 in area 112
> ehternet with r3 and r2 connect with DLSW
>
> the question is when connection with r1 and r2 is down, isdn will up, and all interface will working.
> BTW, isdn can not up with dlsw .below is my confifuration,
>
> when connction between r3 and r1 is ok, all will be good with above reruirement. but if I shut down the connection (no the interface), isdn will up and down and so on. I also record dubug isdn adj information,
> pls help to check why it is and which is the reason for cannot see r5 in r3's hello packet.
>
> thanks!
>
>
>
> Mar 1 04:31:39.286: OSPF: Cannot see ourself in hello from 140.3.3.3 on BRI0/0
> , state INIT
> *Mar 1 04:31:39.787: OSPF: Build router LSA for area 113, router ID 140.3.5.5,
> seq 0x80000033
> --More--
> *Mar 1 04:31:46.646: OSPF: Rcv DBD from 140.3.3.3 on BRI0/0 seq 0x484 opt 0x62
> flag 0x7 len 32 mtu 1500 state INIT
> *Mar 1 04:31:46.646: OSPF: 2 Way Communication to 140.3.3.3 on BRI0/0, state 2W
> AY
> *Mar 1 04:31:46.646: OSPF: Send DBD to 140.3.3.3 on BRI0/0 seq 0x26A5 opt 0x62
> flag 0x7 len 32
> *Mar 1 04:31:46.650: OSPF: First DBD and we are not SLAVE
> *Mar 1 04:31:46.722: OSPF: Rcv DBD from 140.3.3.3 on BRI0/0 seq 0x26A5 opt 0x62
> flag 0x2 len 432 mtu 1500 state EXSTART
> *Mar 1 04:31:46.722: OSPF: NBR Negotiation Done. We are the MASTER
> *Mar 1 04:31:46.726: OSPF: Send DBD to 140.3.3.3 on BRI0/0 seq 0x26A6 opt 0x62
> flag 0x3 len 472
> *Mar 1 04:31:46.726: OSPF: Database request to 140.3.3.3
> *Mar 1 04:31:46.726: OSPF: sent LS REQ packet to 140.3.35.3, length 12
> *Mar 1 04:31:46.806: OSPF: Rcv DBD from 140.3.3.3 on BRI0/0 seq 0x26A6 opt 0x62
> flag 0x0 len 32 mtu 1500 state EXCHANGE
> *Mar 1 04:31:46.806: OSPF: Send DBD to 140.3.3.3 on BRI0/0 seq 0x26A7 opt 0x62
> flag 0x1 len 32
> *Mar 1 04:31:46.834: OSPF: Rcv DBD from 140.3.3.3 on BRI0/0 seq 0x26A7 opt 0x62
> flag 0x0 len 32 mtu 1500 state EXCHANGE
> *Mar 1 04:31:46.834: OSPF: Exchange Done with 140.3.3.3 on BRI0/0
> *Mar 1 04:31:46.838: OSPF: Synchronized with 140.3.3.3 on BRI0/0, state FULL
> 04:31:46: %OSPF-5-ADJCHG: Process 3, Nbr 140.3.3.3 on BRI0/0 from LOADING to FUL
> L, Loading Done
> *Mar 1 04:31:47.339: OSPF: Build router LSA for area 113, router ID 140.3.5.5,
> seq 0x80000034
> --More--
> *Mar 1 04:32:02.047: OSPF: Cannot see ourself in hello from 140.3.3.3 on OSPF_V
> L2, state INIT
> *Mar 1 04:32:02.548: OSPF: Build router LSA for area 0, router ID 140.3.5.5, se
> q 0x80000035
> --More--
> *Mar 1 04:32:11.855: OSPF: Rcv DBD from 140.3.3.3 on OSPF_VL2 seq 0x2670 opt 0x
> 62 flag 0x7 len 32 mtu 0 state INIT
> *Mar 1 04:32:11.855: OSPF: 2 Way Communication to 140.3.3.3 on OSPF_VL2, state
> 2WAY
> *Mar 1 04:32:11.855: OSPF: Send DBD to 140.3.3.3 on OSPF_VL2 seq 0x1BE7 opt 0x6
> 2 flag 0x7 len 32
> *Mar 1 04:32:11.859: OSPF: First DBD and we are not SLAVE
> *Mar 1 04:32:11.907: OSPF: Rcv DBD from 140.3.3.3 on OSPF_VL2 seq 0x1BE7 opt 0x
> 62 flag 0x2 len 232 mtu 0 state EXSTART
> *Mar 1 04:32:11.907: OSPF: NBR Negotiation Done. We are the MASTER
> *Mar 1 04:32:11.907: OSPF: Send DBD to 140.3.3.3 on OSPF_VL2 seq 0x1BE8 opt 0x6
> 2 flag 0x3 len 232
> *Mar 1 04:32:11.911: OSPF: Database request to 140.3.3.3
> *Mar 1 04:32:11.911: OSPF: sent LS REQ packet to 140.3.35.3, length 36
> *Mar 1 04:32:11.959: OSPF: Rcv DBD from 140.3.3.3 on OSPF_VL2 seq 0x1BE8 opt 0x
> 62 flag 0x0 len 32 mtu 0 state EXCHANGE
> *Mar 1 04:32:11.959: OSPF: Send DBD to 140.3.3.3 on OSPF_VL2 seq 0x1BE9 opt 0x6
> 2 flag 0x1 len 32
> *Mar 1 04:32:12.003: OSPF: Build network LSA for Serial0/0, router ID 140.3.5.5
> *Mar 1 04:32:12.011: OSPF: Rcv DBD from 140.3.3.3 on OSPF_VL2 seq 0x1BE9 opt 0x
> 62 flag 0x0 len 32 mtu 0 state EXCHANGE
> *Mar 1 04:32:12.011: OSPF: Exchange Done with 140.3.3.3 on OSPF_VL2
> *Mar 1 04:32:12.011: OSPF: Synchronized with 140.3.3.3 on OSPF_VL2, state FULL
> 04:32:12: %OSPF-5-ADJCHG: Process 3, Nbr 140.3.3.3 on OSPF_VL2 from LOADING to F
> ULL, Loading Done
> *Mar 1 04:32:12.512: OSPF: Build router LSA for area 0, router ID 140.3.5.5, se
> q 0x80000036
>
>
>
> r5#sh run
> Building configuration...
>
> Current configuration : 1625 bytes
> !
> version 12.1
> no service single-slot-reload-enable
> service timestamps debug datetime msec localtime
> service timestamps log uptime
> no service password-encryption
> !
> hostname r5
> !
> logging rate-limit console 10 except errors
> !
> username r3 password 0 cisco
> ip subnet-zero
> !
> !
> no ip finger
> no ip domain-lookup
> !
> isdn switch-type basic-net3
> call rsvp-sync
> cns event-service server
> !
> !
> !
> !
> !
> !
> !
> !
> interface Loopback0
> ip address 140.3.5.5 255.255.255.0
> ip ospf network point-to-point
> !
> interface Ethernet0/0
> no ip address
> shutdown
> half-duplex
> !
> interface Serial0/0
> ip address 140.3.125.5 255.255.255.0
> encapsulation frame-relay
> ip ospf priority 255
> no fair-queue
> clockrate 64000
> frame-relay map ip 140.3.125.1 501 broadcast
> frame-relay map ip 140.3.125.2 502 broadcast
> !
> interface BRI0/0
> ip address 140.3.35.5 255.255.255.0
> encapsulation ppp
> ip ospf network point-to-point
> dialer map ip 140.3.35.3 name r3 broadcast 8001
> dialer-group 1
> isdn switch-type basic-net3
> no peer neighbor-route
> ppp authentication chap
> !
> interface Ethernet0/1
> no ip address
> shutdown
> half-duplex
> !
> interface Serial0/1
> no ip address
> shutdown
> !
> router ospf 3
> router-id 140.3.5.5
> log-adjacency-changes
> area 113 virtual-link 140.3.3.3
> network 140.3.5.5 0.0.0.0 area 0
> network 140.3.35.5 0.0.0.0 area 113
> network 140.3.125.5 0.0.0.0 area 0
> neighbor 140.3.125.1
> neighbor 140.3.125.2
> !
> ip kerberos source-interface any
> ip classless
> no ip http server
> !
> dialer-list 1 protocol ip permit
> !
> !
> dial-peer cor custom
> !
> !
>
>
> r3#sh run
> Building configuration...
>
>
>
> Current configuration : 1632 bytes
> !
> version 12.1
> no service single-slot-reload-enable
> service timestamps debug uptime
> service timestamps log uptime
> no service password-encryption
> !
> hostname r3
> !
> logging rate-limit console 10 except errors
> !
> username r5 password 0 cisco
> ip subnet-zero
> no ip finger
> no ip domain-lookup
> !
> isdn switch-type basic-net3
> cns event-service server
> !
> dlsw local-peer peer-id 140.3.3.3 keepalive 0
> dlsw remote-peer 0 tcp 140.3.2.2 timeout 300
> dlsw bridge-group 1
> !
> !
> interface Loopback0
> ip address 140.3.3.3 255.255.255.0
> ip ospf network point-to-point
> !
> interface Ethernet0
> ip address 140.3.37.3 255.255.255.0
> bridge-group 1
> !
> interface Serial0
> ip address 140.3.13.3 255.255.255.0
> encapsulation frame-relay
> ip ospf network point-to-point
> no fair-queue
> clockrate 64000
> frame-relay map ip 140.3.13.1 311 broadcast
> !
> interface Serial1
> no ip address
> shutdown
> !
> interface BRI0
> ip address 140.3.35.3 255.255.255.0
> encapsulation ppp
> ip ospf network point-to-point
> ip ospf demand-circuit
> dialer map ip 140.3.35.5 name r5 broadcast 8002
> dialer-group 1
> isdn switch-type basic-net3
> no peer neighbor-route
> ppp authentication chap
> !
> router ospf 3
> router-id 140.3.3.3
> log-adjacency-changes
> area 113 virtual-link 140.3.5.5
> network 140.3.3.3 0.0.0.0 area 112
> network 140.3.13.3 0.0.0.0 area 112
> network 140.3.35.3 0.0.0.0 area 113
> network 140.3.37.3 0.0.0.0 area 112
> !
> ip kerberos source-interface any
> ip classless
> no ip http server
> --More--
> 04:36:27: %OSPF-5-ADJCHG: Process 3, Nbr 140.3.5.5 on BRI0 from FULL to DOWN, Ne
> ighbor Down: Dead timer expired
> !
> access-list 101 deny tcp any any eq 2065
> dialer-list 1 protocol ip permit
> !
> bridge 1 protocol ieee
> !
> line con 0
> logging synchronous
> transport input none
> line aux 0
> line vty 0 4
> login
> !
> end



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