From: Cristian Henry H (chenry@reuna.cl)
Date: Tue Jun 03 2003 - 19:28:00 GMT-3
Put "ip ospf demand-circuit" also over int BRI on R5 in order to get
frozen the hello's and LSA's and R5 know about that special situation so
it doesn't try to keep the adjacencies with hello's hold-downs timers.
"wsqccie@hotnail.com" ha escrito:
>
> 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
-- Cristian E. Henry REUNAE-mail: chenry@reuna.cl Fono: 56-2-3370336
This archive was generated by hypermail 2.1.4 : Fri Jul 04 2003 - 11:10:52 GMT-3