Cisco 1812-Jの中古を買ったんですが初期設定が理解できません

中古を買いTera Termでコンソール接続をしたところ

Router>

が出ずに

System Bootstrap, Version 12.3(8r)YH13, RELEASE SOFTWARE (fc1)
Technical Support: http://www.cisco.com/techsupport
Copyright (c) 2008 by cisco Systems, Inc.
C1800 platform with 262144 Kbytes of main memory with parity disabled

Readonly ROMMON initialized
program load complete, entry point: 0x80012000, size: 0xc0c0

Initializing ATA monitor library.......
program load complete, entry point: 0x80012000, size: 0xc0c0

Initializing ATA monitor library.......

program load complete, entry point: 0x80012000, size: 0x1c2dee4
Self decompressing the image : ############################################################################################################################################################################################################################################################################ [OK]

              Restricted Rights Legend

Use, duplication, or disclosure by the Government is
subject to restrictions as set forth in subparagraph
(c) of the Commercial Computer Software - Restricted
Rights clause at FAR sec. 52.227-19 and subparagraph
(c) (1) (ii) of the Rights in Technical Data and Computer
Software clause at DFARS sec. 252.227-7013.

           cisco Systems, Inc.
           170 West Tasman Drive
           San Jose, California 95134-1706



Cisco IOS Software, C181X Software (C181X-ADVIPSERVICESK9-M), Version 15.1(4)M12a, RELEASE SOFTWARE (fc1)
Technical Support: http://www.cisco.com/techsupport
Copyright (c) 1986-2016 by Cisco Systems, Inc.
Compiled Tue 04-Oct-16 02:58 by prod_rel_team


This product contains cryptographic features and is subject to United
States and local country laws governing import, export, transfer and
use. Delivery of Cisco cryptographic products does not imply
third-party authority to import, export, distribute or use encryption.
Importers, exporters, distributors and users are responsible for
compliance with U.S. and local country laws. By using this product you
agree to comply with applicable laws and regulations. If you are unable
to comply with U.S. and local laws, return this product immediately.

A summary of U.S. laws governing Cisco cryptographic products may be found at:
http://www.cisco.com/wwl/export/crypto/tool/stqrg.html

If you require further assistance please contact us by sending email to
export@cisco.com.

Installed image archive
Cisco 1812-J (MPC8500) processor (revision 0x400) with 236544K/25600K bytes of memory.
Processor board ID FGL163624FZ, with hardware revision 0000

10 FastEthernet interfaces
1 ISDN Basic Rate interface
1 Virtual Private Network (VPN) Module
62720K bytes of ATA CompactFlash (Read/Write)


         --- System Configuration Dialog ---

Would you like to enter the initial configuration dialog? [yes/no]:
% Please answer 'yes' or 'no'.
Would you like to enter the initial configuration dialog? [yes/no]: n


Press RET down
*Aug  3 04:28:19.363: USB init complete.
*Aug  3 04:28:19.375: %LINK-3-UPDOWN: Interface FastEthernet0, changed state to down
*Aug  3 04:28:19.375: %LINK-3-UPDOWN: Interface FastEthernet1, changed state to down
*Aug  3 04:29:05.023: %LINK-5-CHANGED: Interface BRI0, changed state to administratively down
*Aug  3 04:29:07.099: %LINK-5-CHANGED: Interface FastEthernet0, changed state to administratively down
*Aug  3 04:29:07.099: %LINK-5-CHANGED: Interface FastEthernet1, changed state to administratively down
*Aug  3 04:29:10.383: %LINK-3-UPDOWN: Interface FastEthernet2, changed state to up
*Aug  3 04:29:10.383: %LINK-3-UPDOWN: Interface FastEthernet3, changed state to up
*Aug  3 04:29:10.383: %LINK-3-UPDOWN: Interface FastEthernet4, changed state to up
*Aug  3 04:29:10.383: %LINK-3-UPDOWN: Interface FastEthernet5, changed state to up
*Aug  3 04:29:10.383: %LINK-3-UPDOWN: Interface FastEthernet6, changed state to up
*Aug  3 04:29:10.383: %LINK-3-UPDOWN: Interface FastEthernet7, changed state to up
*Aug  3 04:29:10.383: %LINK-3-UPDOWN: Interface FastEthernet8, changed state to up
*Aug  3 04:29:10.383: %LINK-3-UPDOWN: Interface FastEthernet9, changed state to up
*Aug  3 04:29:10.387: %SYS-5-RESTART: System restarted --
Cisco IOS Software, C181X Software (C181X-ADVIPSERVICESK9-M), Version 15.1(4)M12a, RELEASE SOFTWARE (fc1)
Technical Support: http://www.cisco.com/techsupport
Copyright (c) 1986-2016 by Cisco Systems, Inc.
Compiled Tue 04-Oct-16 02:58 by prod_rel_team
*Aug  3 04:29:10.387: %SNMP-5-COLDSTART: SNMP agent on host Router is undergoing a cold start
*Aug  3 04:29:10.415: %CRYPTO-6-ISAKMP_ON_OFF: ISAKMP is OFF
*Aug  3 04:29:10.415: %CRYPTO-6-GDOI_ON_OFF: GDOI is OFF
*Aug  3 04:29:11.383: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet2, changed state to down
*Aug  3 04:29:11.383: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet3, changed state to down
*Aug  3 04:29:11.383: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet4, changed state to down
*Aug  3 04:29:11.383: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet5, changed state to down
*Aug  3 04:29:11.383: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet6, changed state to down
*Aug  3 04:29:11.383: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet7, changed state to down

とでます。
ネットワーク初心者で意味が全く理解できません
一度passを入力する画面のようなとこに行ったのですがpassを入れたところでコードが抜けてしまいました。
つけてからやったことで覚えていることは