From: Chuck Larrieu (chuck@xxxxxxxxxxxxx)
Date: Tue Feb 06 2001 - 22:04:15 GMT-3
Yeah - I tend to use names like THISBITES, OUCH, and YIPES
-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
David Ankers
Sent: Tuesday, February 06, 2001 5:59 PM
To: ccielab@groupstudy.com
Subject: Re: AUX-AUX simulated DDR - and it works!
It's said that you can tell a lot about a man by the way he configures his
lab routers.......
Quote:
> >dlsw icanreach netbios-name BLOWME
On Tuesday 06 February 2001 15:37, you wrote:
> You can use the cisco configuraton blue cable!
>
> xuefengleng a écrit :
> > Hi,Rob Webber
> >
> > What is the cable between the two router,
> >
> > r2 (Aux) ---------------------- (Aux)R3
> > rollover cable
> >
> > I have tried, but I fail to dial, I must miss something, any
> > suggestion?
> >
> > ÔÚ 01-1-26 12:55:00 ÄúдµÀ£º
> >
> > >I know there have been a few requests to be able to simulate DDR
without
> > >using modems, ISDN lines, simulators, etc. I believe I have an answer.
I
> > >have been able to get r3 to "dial" r4 in my rack. Yes, the line stays
> > > quiet until interesting traffic passes. Yes, it does time-out after
the
> > > idle timer expires. Here's how did it:
> > >
> > >I used the standard console cable ("null" cable, "rollover" cable)
> > > between the AUX ports of my r3 and r4. As you can see I am using
dialer
> > > profiles. r4's config is fairly vanilla as far as dial is concerned.
> > > There are two key commands on r3:
> > >
> > >line aux 0
> > > modem Host
> > > script dialer myscript
> > >
> > >The modem Host command instructs the router to be able to dial out and
> > > to use DSR for modem control instead of CTS (no, I don't really
> > > understand this). The second command instructs r3 to use the
> > > chat-script called "myscript" when it dials. This command references
> > > the global command chat-script myscript "" "". This effectively tells
> > > the router not to perform any modem commands.
> > >
> > >So far I have tested it with pinging the actual dialer interface IP
> > > address at the other end as well as with floating static routes. I
> > > haven't gone any farther (dial watch, snapshot, etc.) yet. In this
> > > config r3 can call r4, but not the other way.
> > >
> > >If anyone has any suggestions or improvements, feel free to post them!
> > >Good luck, Rob.
> > >------------------------------------------------------
> > >Here are the actual configs:
> > >
> > >r3#c
> > >Building configuration...
> > >
> > >
> > >
> > >Current configuration:
> > >!
> > >! Last configuration change at 16:25:42 EST Fri Jan 26 2001
> > >!
> > >version 12.0
> > >service timestamps debug uptime
> > >service timestamps log uptime
> > >no service password-encryption
> > >!
> > >hostname r3
> > >!
> > >enable secret 5 $1$XyuD$Oej63qbu0VVbBSV9qMuti0
> > >!
> > >username r4 password 0 cisco
> > >ip subnet-zero
> > >ip tcp synwait-time 5
> > >no ip domain-lookup
> > >ip host r5 2002 200.200.200.1
> > >ip name-server 207.238.183.71
> > >ip name-server 207.238.183.72
> > >ipx routing 0003.0003.0003
> > >chat-script myscript "" ""
> > >!
> > >!
> > >clock timezone EST 0
> > >!
> > >source-bridge ring-group 1000
> > >dlsw local-peer peer-id 172.168.30.33 group 1 promiscuous
> > >dlsw remote-peer 0 tcp 172.168.40.1
> > >dlsw icanreach mac-address 0000.1234.1234 mask ffff.ffff.ffff
> > >dlsw icanreach netbios-name BLOWME
> > >!
> > >!
> > >interface Loopback0
> > > ip address 172.168.30.65 255.255.255.224
> > > no ip directed-broadcast
> > > ipx network 3065
> > >!
> > >interface Loopback1
> > > ip address 172.168.30.97 255.255.255.224
> > > no ip directed-broadcast
> > > ipx network 3097
> > >!
> > >interface Serial0
> > > ip address 172.168.100.3 255.255.255.0
> > > no ip directed-broadcast
> > > encapsulation frame-relay
> > > no ip route-cache
> > > ip ospf network point-to-multipoint
> > > no ip mroute-cache
> > > logging event subif-link-status
> > > logging event dlci-status-change
> > > ipx network 100
> > > frame-relay map ipx 100.0003.0003.0003 105 broadcast
> > > frame-relay map ipx 100.0005.0005.0005 105 broadcast
> > > frame-relay map ipx 100.0006.0006.0006 105 broadcast
> > > frame-relay map ip 172.168.100.3 105 broadcast
> > > frame-relay map ip 172.168.100.5 105 broadcast
> > > frame-relay map ip 172.168.100.6 105 broadcast
> > >!
> > >interface Serial1
> > > ip address 150.100.50.42 255.255.255.248
> > > no ip directed-broadcast
> > > no ip route-cache
> > > no ip mroute-cache
> > > ipx network 500
> > >!
> > >interface TokenRing0
> > > mtu 1500
> > > ip address 172.168.30.33 255.255.255.240
> > > no ip directed-broadcast
> > > no ip route-cache
> > > no ip mroute-cache
> > > ipx network 3033
> > > ipx network 3034 encapsulation SNAP secondary
> > > ring-speed 16
> > > source-bridge 100 1 1000
> > >!
> > >interface Async9
> > > no ip address
> > > no ip directed-broadcast
> > > encapsulation ppp
> > > no ip route-cache
> > > no ip mroute-cache
> > > dialer in-band
> > > dialer pool-member 1
> > > async default routing
> > > async dynamic routing
> > > async mode dedicated
> > > no peer default ip address
> > > ppp authentication chap
> > >!
> > >interface Dialer0
> > > ip address 1.1.1.1 255.255.255.0
> > > no ip directed-broadcast
> > > encapsulation ppp
> > > dialer remote-name r4
> > > dialer string 1234
> > > dialer pool 1
> > > dialer-group 1
> > > ppp authentication chap
> > >!
> > >router ospf 1
> > > area 3 range 172.168.30.0 255.255.255.0
> > > area 10 virtual-link 172.168.200.1
> > > passive-interface TokenRing0
> > > network 172.168.30.32 0.0.0.31 area 3
> > > network 172.168.30.64 0.0.0.31 area 3
> > > network 172.168.30.96 0.0.0.31 area 3
> > > network 172.168.100.0 0.0.0.255 area 10
> > >!
> > >router bgp 1
> > > no synchronization
> > > neighbor 172.168.100.5 remote-as 1
> > > no auto-summary
> > >!
> > >ip classless
> > >!
> > >dialer-list 1 protocol ip permit
> > >!
> > >!
> > >!
> > >ipx router eigrp 1
> > > network 100
> > >!
> > >!
> > >!
> > >banner motd ^CC
> > >This is the 2510
> > >^C
> > >alias exec i show ip route
> > >alias exec c show running-config
> > >alias exec b show ip int brief
> > >alias exec t config term
> > >!
> > >line con 0
> > > exec-timeout 0 0
> > > privilege level 15
> > > password lucy
> > > length 42
> > > transport input none
> > >line 1 8
> > > no exec
> > > transport input all
> > >line aux 0
> > > exec-timeout 0 0
> > > script dialer myscript
> > > modem Host
> > > transport input all
> > > speed 38400
> > > flowcontrol hardware
> > >line vty 0 4
> > > exec-timeout 0 0
> > > privilege level 15
> > > password lucy
> > > no login
> > > length 42
> > >!
> > >ntp clock-period 17179941
> > >ntp server 150.100.50.41
> > >end
> > >
> > >r3#ping 1.1.1.2
> > >
> > >Type escape sequence to abort.
> > >Sending 5, 100-byte ICMP Echos to 1.1.1.2, timeout is 2 seconds:
> > >
> > >18:33:51: As9 DDR: rotor dialout [priority]
> > >18:33:51: As9 DDR: Dialing cause ip (s=1.1.1.1, d=1.1.1.2)
> > >18:33:51: As9 DDR: Attempting to dial 1234
> > >18:33:51: CHAT9: Attempting async line dialer script
> > >18:33:51: CHAT9: Dialing using Modem script: myscript & System script:
> > > none 18:33:51: CHAT9: process started
> > >18:33:51: CHAT9: Asserting DTR
> > >18:33:52: CHAT9: Chat script myscript started
> > >18:33:52: CHAT9: Chat script myscript finished, status = Success.
> > >18:33:54: %LINK-3-UPDOWN: Interface Async9, changed state to up
> > >18:33:54: %DIALER-6-BIND: Interface As9 bound to profile Di0.!!!
> > >Success rate is 60 percent (3/5), round-trip min/avg/max = 80/84/92 ms
> > >18:33:54: As9 DDR: dialer protocol up
> > >18:33:55: %LINEPROTO-5-UPDOWN: Line protocol on Interface Async9,
> > > changed state
> > >to up
> > >
> > >r3# ping 1.1.1.2
> > >Type escape sequence to abort.
> > >Sending 5, 100-byte ICMP Echos to 1.1.1.2, timeout is 2 seconds:
> > >!!!!!
> > >Success rate is 100 percent (5/5), round-trip min/avg/max = 76/78/80 ms
> > >r3#
> > >r3#
> > >r3#sho as st
> > >Async protocol statistics:
> > >
> > > Int Local Remote Qd InPack OutPac Inerr
> > > Drops MTU
> > >* 9 0.0.0.0 1.1.1.2 0 250 257 0
> > > 0 1500
> > >
> > >
> > > Rcvd: 250 packets, 19549 bytes
> > > 0 format errors, 0 checksum errors, 0 overrun
> > > Sent: 257 packets, 19975 bytes, 0 dropped
> > >
> > >r3#
> > >17:51:55: As9 DDR: re-enable timeout
> > >
> > >r4#c
> > >Building configuration...
> > >
> > >
> > >
> > >Current configuration:
> > >!
> > >version 12.0
> > >service timestamps debug uptime
> > >service timestamps log uptime
> > >no service password-encryption
> > >!
> > >hostname r4
> > >!
> > >!
> > >username r3 password 0 cisco
> > >ip subnet-zero
> > >ip tcp synwait-time 5
> > >no ip domain-lookup
> > >ip name-server 207.238.183.71
> > >ip name-server 207.238.183.72
> > >ipx routing 0004.0004.0004
> > >ipx gns-response-delay 1100
> > >!
> > >!
> > >!
> > >source-bridge ring-group 1000
> > >dlsw local-peer peer-id 172.168.40.1 group 1 border promiscuous
> > >!
> > >!
> > >interface Serial0
> > > ip address 172.168.200.2 255.255.255.0
> > > no ip directed-broadcast
> > > encapsulation frame-relay
> > > ip split-horizon
> > > no ip mroute-cache
> > > logging event subif-link-status
> > > logging event dlci-status-change
> > > ipx network 200
> > > no fair-queue
> > >!
> > >interface Serial1
> > > no ip address
> > > no ip directed-broadcast
> > > shutdown
> > >!
> > >interface TokenRing0
> > > ip address 172.168.40.1 255.255.255.0
> > > no ip directed-broadcast
> > > ipx network 40
> > > ring-speed 16
> > > source-bridge 100 1 1000
> > >!
> > >interface Async1
> > > no ip address
> > > no ip directed-broadcast
> > > encapsulation ppp
> > > dialer in-band
> > > dialer pool-member 1
> > > async dynamic routing
> > > async mode dedicated
> > > no peer default ip address
> > > ppp authentication chap
> > >!
> > >interface Dialer0
> > > ip address 1.1.1.2 255.255.255.0
> > > no ip directed-broadcast
> > > encapsulation ppp
> > > dialer remote-name r3
> > > dialer string 1234
> > > dialer pool 1
> > > dialer-group 1
> > > ppp authentication chap
> > >!
> > >router igrp 1
> > > network 172.168.0.0
> > >!
> > >router bgp 1
> > > no synchronization
> > > redistribute static
> > > neighbor 172.168.200.1 remote-as 1
> > > no auto-summary
> > >!
> > >ip classless
> > >ip default-network 137.20.0.0
> > >ip route 4.4.0.0 255.255.0.0 Null0
> > >ip route 172.168.30.0 255.255.255.0 1.1.1.1 200
> > >!
> > >dialer-list 1 protocol ip permit
> > >!
> > >!
> > >!
> > >ipx router eigrp 1
> > > network 200
> > >!
> > >!
> > >ipx router rip
> > > no network 200
> > >!
> > >!
> > >!
> > >tftp-server flash:c2500-jos56i-l.120-14.bin.Z
> > >alias exec i show ip route
> > >alias exec c show running-config
> > >alias exec b show ip int brief
> > >alias exec t config term
> > >!
> > >line con 0
> > > exec-timeout 0 0
> > > privilege level 15
> > > transport input none
> > >line aux 0
> > > modem Dialin
> > > transport input all
> > > speed 38400
> > > flowcontrol hardware
> > >line vty 0 4
> > > exec-timeout 0 0
> > > privilege level 15
> > > no login
> > >!
> > >end
> > >
> > >r4#
> > >r4#sho as st
> > >Async protocol statistics:
> > >
> > > Int Local Remote Qd InPack OutPac Inerr
> > > Drops MTU
> > >* 1 0.0.0.0 1.1.1.1 0 148 156 2
> > > 0 1500
> > >
> > >
> > > Rcvd: 148 packets, 11459 bytes
> > > 0 format errors, 2 checksum errors, 0 overrun
> > > Sent: 156 packets, 11746 bytes, 0 dropped
> > >
> > >r4#sho dialer int as1
> > >
> > >As1 - dialer type = IN-BAND ASYNC NO-PARITY
> > >Dialer pool 1, priority 0
> > >Idle timer (120 secs), Fast idle timer (20 secs)
> > >Wait for carrier (30 secs), Re-enable (15 secs)
> > >Dialer state is data link layer up
> > >Interface bound to profile Di0
> > >Time until disconnect 39 secs
> > >Current call connected 00:08:03
> > >Connected to 1234 (r3)
> > >r4#
> > >
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