>>что то вы прям цыску то опустили, думаю и на ней можно,
>>так как можно назначить один ипи на разные интерфейсы и далее
>>роутмапами + НАТ все это разрулить.
>
>И как же назначить одинаковые IP или IP с одного сабнета на
>разные интерфейсы?
#sh int Lo10
Loopback10 is up, line protocol is up
Hardware is Loopback
Internet address is 172.17.2.1/24
MTU 1514 bytes, BW 8000000 Kbit, DLY 5000 usec,
reliability 255/255, txload 1/255, rxload 1/255
Encapsulation LOOPBACK, loopback not set
Last input 00:00:06, output never, output hang never
Last clearing of "show interface" counters never
Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0
Queueing strategy: fifo
Output queue: 0/0 (size/max)
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
592 packets output, 23284 bytes, 0 underruns
0 output errors, 0 collisions, 0 interface resets
0 output buffer failures, 0 output buffers swapped out
#conf t
#(config)#int Se1/2
#(config-if)#ip unnumbered lo10
#sh int Se1/2
Serial1/2 is up, line protocol is down
Hardware is M4T
Description: LINK to P3
Interface is unnumbered. Using address of Loopback10 (172.17.2.1)
MTU 1500 bytes, BW 1544 Kbit, DLY 20000 usec,
reliability 255/255, txload 1/255, rxload 1/255
Encapsulation PPP, LCP Listen, crc 16, loopback not set
Keepalive set (10 sec)
Restart-Delay is 0 secs
Last input never, output never, output hang never
Last clearing of "show interface" counters 02:07:38
Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0
Queueing strategy: weighted fair
Output queue: 0/1000/64/0 (size/max total/threshold/drops)
Conversations 0/1/256 (active/max active/max total)
Reserved Conversations 0/0 (allocated/max allocated)
Available Bandwidth 1158 kilobits/sec
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
306 packets output, 4284 bytes, 0 underruns
0 output errors, 0 collisions, 154 interface resets
0 output buffer failures, 0 output buffers swapped out
154 carrier transitions DCD=down DSR=down DTR=up RTS=up CTS=down
тестовый рутер на нем реально лежит сериал,
так что ненужно опускать цыску хорошее железо как не крути :)