Есть у меня 5 штук совершенно новых роутеров 1721. Они на первый взгляд абсолютно рабочие, за исключением одного - невозможно сконфигурировать 802.1q VLAN. Никаких WIC не стоит.
Ниже приведены логи с роутера

Router#sh ver
Cisco Internetwork Operating System Software
IOS (tm) C1700 Software (C1700-ENTBASE-M), Version 12.3(9c), RELEASE SOFTWARE ()
Copyright (c) 1986-2004 by cisco Systems, Inc.
Compiled Wed 01-Dec-04 01:13 by kellythw
Image text-base: 0x80008120, data-base: 0x80F17B60
ROM: System Bootstrap, Version 12.2(7r)XM2, RELEASE SOFTWARE (fc1)
Router uptime is 20 minutes
System returned to ROM by power-on
System image file is "flash:c1700-entbase-mz.123-9c.bin"
Сisco 1721 (MPC860P) processor (revision 0x300) with 114688K/16384K bytes of me.
Processor board ID FOC074706XU (3484125642), with hardware revision 0000
MPC860P processor: part number 0, mask 32
Bridging software.
X.25 software, Version 3.0.0.
1 FastEthernet/IEEE 802.3 interface(s)
32K bytes of non-volatile configuration memory.
32768K bytes of processor board System flash (Read/Write)

Router#conf t
Enter configuration commands, one per line.  End with CNTL/Z.
Router(config)#int fa 0.2
Router(config-subif)#encapsulation dot1q
                                   ^
% Invalid input detected at '^' marker.
Router(config-subif)#encapsulation ?
% Unrecognized command
Router(config-subif)#encapsulation
% Incomplete command.

Буду благодарен за любые подсказки куда глянуть.

• Странное поведение 1721, Сайко, 16:29 , 16-Янв-05, (1)  
  • Странное поведение 1721, Groundhog, 16:51 , 16-Янв-05, (2)