no shut on the relevant interfaces might be a start on this..

Brian "Sonic" Whalen
Success = Preparation + Opportunity


On Thu, 10 Jan 2002, Stephane Wantou Siantou wrote:

>
> This is what I did.  I made a simple configuration with 3 Routers with IOS
> 12.1.
> Router A and Router C are DTE devices and they are connected to router B
> with DTE to DCE cable.
> When I do "sh ip route" on either one of the routers, I don't see the
> directly connected ip addresses.
> When I do "sh int" for either of the interfaces, it says that the line
> protocol is down.  That's why I thought that my problem could be with the
> line protocol being down.  Do you have any idea why there is no
> connectivity whatsoever?  Thanks a lot
>
> For example:
> RouterB#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, ia - IS-IS inter
> area
>        * - candidate default, U - per-user static route, o - ODR
>        P - periodic downloaded static route
>
> RouterB#sh int s0
> Serial0 is down, line protocol is down
>   Hardware is HD64570
>   Internet address is 172.16.20.2/24
>   MTU 1500 bytes, BW 56 Kbit, DLY 20000 usec,
>      reliability 255/255, txload 1/255, rxload 1/255
>   Encapsulation HDLC, loopback not set
>   Keepalive set (10 sec)
>   Last input never, output never, output hang never
>   Last clearing of "show interface" counters 00:25:49
>   Queueing strategy: fifo
>   Output queue 0/40, 0 drops; input queue 0/75, 0 drops
>   5 minute input rate 0 bits/sec, 0 packets/sec
>   5 minute output rate 0 bits/sec, 0 packets/sec
>      0 packets input, 0 bytes, 0 no buffer
>      Received 0 broadcasts, 0 runts, 0 giants, 0 throttles
>      0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored, 0 abort
>      0 packets output, 0 bytes, 0 underruns
>      0 output errors, 0 collisions, 3 interface resets
>      0 output buffer failures, 0 output buffers swapped out
>      0 carrier transitions
>      DCD=up  DSR=up  DTR=down  RTS=down  CTS=up
>
> Gateway of last resort is not set
>
> RouterA
>
> Current configuration : 651 bytes
> !
> version 12.1
> no service single-slot-reload-enable
> service timestamps debug uptime
> service timestamps log uptime
> no service password-encryption
> !
> hostname RouterA
> !
> logging rate-limit console 10 except errors
> !
> ip subnet-zero
> no ip finger
> !
> cns event-service server
> !
> interface Ethernet0
> ip address 172.16.10.1 255.255.255.0
>  shutdown
> !
> interface Serial0
>  ip address 172.16.20.1 255.255.255.0
>  shutdown
>  no fair-queue
> !
> interface Serial1
>  no ip address
>  shutdown
> !
> interface BRI0
>  no ip address
>  shutdown
> !
> ip kerberos source-interface any
> ip classless
> no ip http server
> !
> line con 0
> transport input none
> line aux 0
> line vty 0 4
> !
> end
>
>
> RouterB
>
> Current configuration : 1190 bytes
> !
> version 12.2
> no service single-slot-reload-enable
> service timestamps debug uptime
> service timestamps log uptime
> no service password-encryption
> !
> hostname RouterB
> !
> logging rate-limit console 10 except errors
> !
> ip subnet-zero
> no ip finger
> !
> no ip dhcp-client network-discovery
> !
> interface Serial0
>  bandwidth 56
> ip address 172.16.20.2 255.255.255.0
>  shutdown
>  no fair-queue
>  clockrate 56000
> !
> interface Serial1
>  bandwidth 56
>  ip address 172.16.40.1 255.255.255.0
>  shutdown
>  clockrate 56000
> !
>
>
> RouterC
>
> current configuration : 631 bytes
> !
> version 12.1
> no service single-slot-reload-enable
> service timestamps debug uptime
> service timestamps log uptime
> no service password-encryption
> !
> hostname RouterC
> !
> logging rate-limit console 10 except errors
> !
> ip subnet-zero
> no ip finger
> !
> cns event-service server
> !
> interface Ethernet0
> ip address 172.16.50.1 255.255.255.0
> !
> interface Serial0
>  ip address 172.16.40.2 255.255.255.0
>  no fair-queue
> !
> interface Serial1
>  no ip address
>  shutdown
> !
> interface BRI0
>  no ip address
>  shutdown
> !
> ip kerberos source-interface any
> ip classless
> no ip http server
> !
> line con 0
>  transport input none
> line aux 0
> line vty 0 4
> !
> end
>
>
> On Thu, 10 Jan 2002, Brian Whalen wrote:
>
> > Cmon, gotta give us a little here, a sh ip int b at least, so we know if
> > its up/down or down/down, adminned down, and what kind of int it is?
> >
> > Brian "Sonic" Whalen
> > Success = Preparation + Opportunity
> >
> >
> > On Thu, 10 Jan 2002, Stephane Wantou Siantou wrote:
> >
> > > Hi everybody,
> > >
> > > Can anybody tell me how to turn "line protocol up" on an interface?
> > > Thanks,
> > > Stephane




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