Looking thru' your configuration and i found something funny.
Your serial network masking is 255.128.0.0 & your ospf network
is set to 255.255.0.0.
Maybe i suggest you to try to set your network masking to 255.255.0.0.
Rgds,
Sam
> -----Original Message-----
> From: David Bader [SMTP:[EMAIL PROTECTED]]
> Sent: Saturday, March 17, 2001 9:19 PM
> To: Cisco Groupstudy; Albert Lu
> Subject: AW: Please Help me with this lab --- Im stuck
>
> Make sure your default gateways on your ethernet hosts are pointing to
> your
> router1.
>
> dave
>
> -----Ursprüngliche Nachricht-----
> Von: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]Im Auftrag von
> Albert Lu
> Gesendet: Samstag, 17. März 2001 11:45
> An: MJL
> Cc: [EMAIL PROTECTED]
> Betreff: RE: Please Help me with this lab --- Im stuck
>
>
> A suggestion is to a 'trace' and see the results. It would show who is
> dropping the packet.
>
> Could you send a 'trace' result to the list?
>
> Albert
>
> > -----Original Message-----
> > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of
> > MJL
> > Sent: Saturday, 17 March 2001 9:33
> > To: [EMAIL PROTECTED]
> > Subject: Please Help me with this lab --- Im stuck
> >
> >
> > Hi gang...
> > >
> > > I have a problem that is driving me nutz. Take a look at my configs
> and
> > > see
> > > if you can figure it out.
> > >
> > > Diagram:
> > >
> > >
> > > ____|___|____ ethernet LAN
> > > |
> > > R1 --------------serial----------------------R2
> > >
> > >
> > >
> > > Problem: I can't ping anything on the LAN from R2
> > >
> > >
> > >
> > > R1#sh run
> > > Building configuration...
> > >
> > > Current configuration:
> > > !
> > > version 11.2
> > > no service password-encryption
> > > no service udp-small-servers
> > > no service tcp-small-servers
> > > !
> > > hostname R1
> > > !
> > > !
> > > !
> > > interface Ethernet0
> > > ip address 10.1.5.1 255.255.0.0
> > > !
> > > interface Serial0
> > > ip address 10.128.1.1 255.128.0.0
> > > bandwidth 56
> > > clockrate 56000
> > > !
> > > interface Serial1
> > > no ip address
> > > shutdown
> > > !
> > > router ospf 200
> > > network 10.1.0.0 0.0.255.255 area 0
> > > network 10.128.0.0 0.0.255.255 area 0
> > > !
> > > ip classless
> > > !
> > > !
> > > line con 0
> > > logging synchronous
> > > line aux 0
> > > line vty 0 4
> > > login
> > > !
> > > end
> > >
> > >
> > >
> > > R1 Routing Table:
> > >
> > > R1#sh ip route
> > > Codes: C - connected, S - static, I - IGRP, R - RIP, M - mobile, B -
> BGP
> > > D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
> > > N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
> > > E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP
> > > i - IS-IS, L1 - IS-IS level-1, L2 - IS-IS level-2, * - candidate
> > > default
> > > U - per-user static route, o - ODR
> > >
> > > Gateway of last resort is not set
> > >
> > > 10.0.0.0/8 is variably subnetted, 2 subnets, 2 masks
> > > C 10.1.0.0/16 is directly connected, Ethernet0
> > > C 10.128.0.0/9 is directly connected, Serial0
> > > 172.16.0.0/32 is subnetted, 1 subnets
> > > O 172.16.25.1 [110/1786] via 10.128.1.2, 00:04:20, Serial0
> > >
> > >
> > >
> >
> --------------------------------------------------------------------------
> > > --
> > > -------------
> > >
> > > Router #2
> > >
> > > R2#sh
> > > %SYS-5-CONFIG_I: Configured from console by console run
> > > Building configuration...
> > >
> > > Current configuration:
> > > !
> > > version 11.2
> > > no service password-encryption
> > > no service udp-small-servers
> > > no service tcp-small-servers
> > > !
> > > hostname R2
> > > !
> > > enable password ccna
> > > !
> > > !
> > > interface Loopback0
> > > ip address 172.16.25.1 255.255.0.0
> > > !
> > > interface Ethernet0
> > > no ip address
> > > shutdown
> > > !
> > > interface Serial0
> > > ip address 10.128.1.2 255.128.0.0
> > > !
> > > interface Serial1
> > > no ip address
> > > shutdown
> > > !
> > > router ospf 200
> > > network 10.128.0.0 0.0.255.255 area 0
> > > network 172.16.0.0 0.0.255.255 area 0
> > > !
> > > ip classless
> > > !
> > > !
> > > line con 0
> > > line aux 0
> > > line vty 0 4
> > > password cisco
> > > login
> > > !
> > > end
> > >
> > >
> > > R2 Routing Table:
> > >
> > >
> > > R2#sh ip route
> > > Codes: C - connected, S - static, I - IGRP, R - RIP, M - mobile, B -
> BGP
> > > D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
> > > N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
> > > E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP
> > > i - IS-IS, L1 - IS-IS level-1, L2 - IS-IS level-2, * - candidate
> > > default
> > > U - per-user static route, o - ODR
> > >
> > > Gateway of last resort is not set
> > >
> > > 10.0.0.0/8 is variably subnetted, 2 subnets, 2 masks
> > > O 10.1.0.0/16 [110/74] via 10.128.1.1, 00:06:04, Serial0
> > > C 10.128.0.0/9 is directly connected, Serial0
> > > C 172.16.0.0/16 is directly connected, Loopback0
> >
> >
> >
> > _________________________________
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