2台のルータ間を自作ロールオーバケーブルでBack-to-Back接続。
1代目のルータにて
RT002#config show line Tty Typ Tx/Rx A Modem Roty AccO AccI Uses Noise Overruns Int * 0 CTY - - - - - 0 0 0/0 - 5 AUX 9600/9600 - - - - - 0 49 0/5844 - 6 VTY - - - - - 0 0 0/0 - 7 VTY - - - - - 0 0 0/0 - 8 VTY - - - - - 0 0 0/0 - 9 VTY - - - - - 0 0 0/0 - 10 VTY - - - - - 0 0 0/0 - Line(s) not in async mode -or- with no hardware support: 1-4 RT002#show line ? <0-10> First Line range aux Auxiliary line console Primary terminal line summary Quick line status summary tty Terminal controller vty Virtual terminal | Output modifiers <cr> RT002#show line aux % Incomplete command. RT002#show line aux 5 Tty Typ Tx/Rx A Modem Roty AccO AccI Uses Noise Overruns Int 5 AUX 9600/9600 - - - - - 0 49 0/5844 - Line 5, Location: "", Type: "" Length: 24 lines, Width: 80 columns Baud rate (TX/RX) is 9600/9600, no parity, 2 stopbits, 8 databits Status: Ready Capabilities: none Modem state: Ready Modem hardware state: CTS* noDSR DTR RTS Special Chars: Escape Hold Stop Start Disconnect Activation ^^x none - - none Timeouts: Idle EXEC Idle Session Modem Answer Session Dispatch 00:10:00 never none not set Idle Session Disconnect Warning never Login-sequence User Response 00:00:30 Autoselect Initial Wait not set Modem type is unknown. Session limit is not set. Time since activation: never --More-- Editing is enabled. History is enabled, history size is 10. DNS resolution in show commands is enabled Full user help is disabled Allowed input transports are none. Allowed output transports are pad telnet rlogin. Preferred transport is telnet. No output characters are padded No special data dispatching characters RT002# RT002#config term Enter configuration commands, one per line. End with CNTL/Z. RT002(config)# RT002(config)#interface A a Async5 RT002(config-if)#ip address 172.6 16.100.2 255.255.0.0 RT002(config-if)#encapsulation ppp RT002(config-if)# RT002(config-if)#async mode de RT002(config-if)#async dynamic routing RT002(config-if)# RT002(config-if)#async mode dedicated RT002(config-if)# RT002(config-if)# 07:26:55: %LINK-3-UPDOWN: Interface Async5, changed state to up RT002(config-if)#no ip classless RT002(config)# 07:27:17: %LINK-5-CHANGED: Interface Async5, changed state to reset RT002(config)#ip 07:27:22: %LINK-3-UPDOWN: Interface Async5, changed state to up RT002(config)#interface Async5 RT002(config-if)# RT002(config-if)# 07:27:44: %LINK-5-CHANGED: Interface Async5, changed state to resetshutdown RT002(config-if)# RT002(config-if)# 07:27:49: %LINK-5-CHANGED: Interface Async5, changed state to administratively down RT002(config-if)#exit RT002(config)# RT002(config)#ip route 0.0.0.0 0.0.0.0 Async5 RT002(config)# RT002(config)#logging bufferd Translating "bufferd"...domain server (255.255.255.255) ^ % Invalid input detected at '^' marker. RT002(config)#logging bufferd ed RT002(config)# RT002(config)#line aux % Incomplete command. RT002(config)#show RT002(config)#end RT002# RT002# 07:30:30: %SYS-5-CONFIG_I: Configured from console by consolerun show run Building configuration... Current configuration : 670 bytes ! version 12.1 service timestamps debug uptime service timestamps log uptime no service password-encryption ! hostname RT002 ! logging buffered 4096 debugging enable secret 5 $1$qBEW$shEvtFpu6xWBsbiKc6eJt/ ! ! ! ! ! memory-size iomem 25 ip subnet-zero ! ! ! ! --More-- interface BRI0 no ip address shutdown ! interface FastEthernet0 ip address 192.168.100.1 255.255.255.0 speed auto ! interface Async5 ip address 172.16.100.2 255.255.0.0 encapsulation ppp shutdown async dynamic routing async mode dedicated ! no ip classless ip route 0.0.0.0 0.0.0.0 Async5 no ip http server ! ! line con 0 line aux 0 line vty 0 4 --More-- password P@ssw0rd login ! no scheduler allocate end RT002#config tre er RT002#show RT002#e RT002#coni fig term Enter configuration commands, one per line. End with CNTL/Z. RT002(config)# RT002(config)#line aux 0 RT002(config-line)# RT002(config-line)#modem InOut RT002(config-line)# RT002(config-line)#transport input all RT002(config-line)# RT002(config-line)#rxspeed 9600 RT002(config-line)#txspeed 9600 RT002(config-line)# RT002(config-line)#flowcontrol hardware RT002(config-line)# RT002(config-line)#end RT002#show ru 07:34:00: %SYS-5-CONFIG_I: Configured from console by consolen Building configuration... Current configuration : 726 bytes ! version 12.1 service timestamps debug uptime service timestamps log uptime no service password-encryption ! hostname RT002 ! logging buffered 4096 debugging enable secret 5 $1$qBEW$shEvtFpu6xWBsbiKc6eJt/ ! ! ! ! ! memory-size iomem 25 ip subnet-zero ! ! ! ! --More-- interface BRI0 no ip address shutdown ! interface FastEthernet0 ip address 192.168.100.1 255.255.255.0 speed auto ! interface Async5 ip address 172.16.100.2 255.255.0.0 encapsulation ppp shutdown async dynamic routing async mode dedicated ! no ip classless ip route 0.0.0.0 0.0.0.0 Async5 no ip http server ! ! line con 0 line aux 0 modem InOut --More-- transport input all flowcontrol hardware line vty 0 4 password P@ssw0rd login ! no scheduler allocate end RT002# RT002#who RT002#show line aux 0 Tty Typ Tx/Rx A Modem Roty AccO AccI Uses Noise Overruns Int 5 AUX 9600/9600 - inout - - - 0 49 0/5844 - Line 5, Location: "", Type: "" Length: 24 lines, Width: 80 columns Baud rate (TX/RX) is 9600/9600, no parity, 2 stopbits, 8 databits Status: No Exit Banner Capabilities: Hardware Flowcontrol In, Hardware Flowcontrol Out Modem Callout, Modem RI is CD, Line is permanent async interface Modem state: Idle Modem hardware state: CTS* noDSR DTR RTS Special Chars: Escape Hold Stop Start Disconnect Activation ^^x none - - none Timeouts: Idle EXEC Idle Session Modem Answer Session Dispatch 00:10:00 never none not set Idle Session Disconnect Warning never Login-sequence User Response 00:00:30 Autoselect Initial Wait not set Modem type is unknown. Session limit is not set. --More-- Time since activation: never Editing is enabled. History is enabled, history size is 10. DNS resolution in show commands is enabled Full user help is disabled Allowed input transports are pad telnet rlogin. Allowed output transports are pad telnet rlogin. Preferred transport is telnet. No output characters are padded No special data dispatching characters RT002# RT002#config term Enter configuration commands, one per line. End with CNTL/Z. RT002(config)# RT002(config)#line Async5 ^ % Invalid input detected at '^' marker. RT002(config)#interface Async5 RT002(config-if)# RT002(config-if)#no shutdown RT002(config-if)# RT002(config-if)# 07:36:30: %LINK-3-UPDOWN: Interface Async5, changed state to down RT002(config-if)# RT002(config-if)# 07:37:11: %LINK-3-UPDOWN: Interface Async5, changed state to up 07:37:12: %LINEPROTO-5-UPDOWN: Line protocol on Interface Async5, changed state to up RT002(config-if)# RT002(config-if)#end RT002# RT002# 07:37:23: %SYS-5-CONFIG_I: Configured from console by consoleh RT002# RT002#show line aux 0 Tty Typ Tx/Rx A Modem Roty AccO AccI Uses Noise Overruns Int A 5 AUX 9600/9600 - inout - - - 1 49 0/5844 - Line 5, Location: "PPP: 172.16.100.1", Type: "" Length: 24 lines, Width: 80 columns Baud rate (TX/RX) is 9600/9600, no parity, 2 stopbits, 8 databits Status: Ready, Active, No Exit Banner, Async Interface Active CTS Raised Capabilities: Hardware Flowcontrol In, Hardware Flowcontrol Out Modem Callout, Modem RI is CD, Line is permanent async interface Modem state: Ready Line is running PPP for address 172.16.100.1. 0 output packets queued, 1 input packets. Async Escape map is 00000000000000000101000000000000 Modem hardware state: CTS* DSR* DTR RTS Special Chars: Escape Hold Stop Start Disconnect Activation ^^x none - - none Timeouts: Idle EXEC Idle Session Modem Answer Session Dispatch 00:10:00 never none not set Idle Session Disconnect Warning never Login-sequence User Response 00:00:30 --More-- RT002#show interface Async5 Async5 is up, line protocol is up Hardware is Async Serial Internet address is 172.16.100.2/16 MTU 1500 bytes, BW 9 Kbit, DLY 100000 usec, reliability 255/255, txload 1/255, rxload 1/255 Encapsulation PPP, loopback not set Keepalive not set DTR is pulsed for 5 seconds on reset LCP Open Open: IPCP, CDPCP Last input 00:00:50, output 00:00:00, output hang never Last clearing of "show interface" counters 00:13:05 Input queue: 1/75/0/0 (size/max/drops/flushes); Total output drops: 0 Queueing strategy: weighted fair Output queue: 0/1000/64/0 (size/max total/threshold/drops) Conversations 0/1/16 (active/max active/max total) Reserved Conversations 0/0 (allocated/max allocated) 5 minute input rate 0 bits/sec, 0 packets/sec 5 minute output rate 0 bits/sec, 0 packets/sec 6 packets input, 92 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 27 packets output, 860 bytes, 0 underruns --More-- 0 output errors, 0 collisions, 3 interface resets 0 output buffer failures, 0 output buffers swapped out 0 carrier transitions RT002#ping 10.2.100.1 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 10.2.100.1, timeout is 2 seconds: ..... Success rate is 0 percent (0/5) RT002#ping 172.16.100.1 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 172.16.100.1, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 252/253/256 ms RT002#ping 172.16.100.10.2.100.1 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 10.2.100.1, timeout is 2 seconds: ..... Success rate is 0 percent (0/5) RT002# RT002#copy run start Destination filename [startup-config]? Building configuration... [OK] RT002# RT002#show run Building configuration... Current configuration : 716 bytes ! version 12.1 service timestamps debug uptime service timestamps log uptime no service password-encryption ! hostname RT002 ! logging buffered 4096 debugging enable secret 5 $1$qBEW$shEvtFpu6xWBsbiKc6eJt/ ! ! ! ! ! memory-size iomem 25 ip subnet-zero ! ! ! ! --More-- interface BRI0 no ip address shutdown ! interface FastEthernet0 ip address 192.168.100.1 255.255.255.0 speed auto ! interface Async5 ip address 172.16.100.2 255.255.0.0 encapsulation ppp async dynamic routing async mode dedicated ! no ip classless ip route 0.0.0.0 0.0.0.0 Async5 no ip http server ! ! line con 0 line aux 0 modem InOut transport input all --More-- flowcontrol hardware line vty 0 4 password P@ssw0rd login ! no scheduler allocate end RT002#telnet 19 72.18.100.1 Trying 172.18.100.1 ... % Connection timed out; remote host not responding RT002# RT002# RT002#^Z RT002#telnet 172.16.100.1 Trying 172.16.100.1 ... Open User Access Verification Password: Password: RT001> RT001> RT001>enable Password: RT001# RT001# RT001#
2代目のルータにて
