Приветствую! Не получается поднять сабж. Между 1841 и 2610 поднялось без проблем.

На 7606S конфиг:

controller E1 3/0/6
framing no-crc4
channel-group 0 timeslots 1-31
!
controller E1 3/0/7
framing no-crc4
channel-group 0 timeslots 1-31

...

interface Multilink1
ip address 10.221.221.2 255.255.255.0
no peer default ip address
ppp multilink
ppp multilink group 1
no cdp enable

...

interface Serial3/0/6:0
bandwidth 1984
no ip address
encapsulation ppp
ppp multilink
ppp multilink group 1
!
interface Serial3/0/7:0
bandwidth 1984
no ip address
encapsulation ppp
ppp multilink
ppp multilink group 1

На 2610:

controller E1 1/0
framing NO-CRC4
channel-group 0 timeslots 1-31
!
controller E1 1/1
framing NO-CRC4
channel-group 0 timeslots 1-31

...

interface Multilink1
ip address 10.221.221.1 255.255.255.0
no cdp enable
ppp multilink
ppp multilink group 1

...

interface Serial1/0:0
bandwidth 1984
no ip address
encapsulation ppp
no fair-queue
no cdp enable
ppp multilink
ppp multilink group 1
!
interface Serial1/1:0
bandwidth 1984
no ip address
encapsulation ppp
no fair-queue
no cdp enable
ppp multilink
ppp multilink group 1

В итоге имеем на 7606S:

Multilink1 is down, line protocol is down
Hardware is multilink group interface
Internet address is 10.221.221.2/24
MTU 1500 bytes, BW 3968 Kbit, DLY 20000 usec,
reliability 255/255, txload 1/255, rxload 1/255
Encapsulation PPP, LCP Initial, multilink Open, loopback not set
Keepalive set (10 sec)
DTR is pulsed for 2 seconds on reset
Last input 00:00:00, output never, output hang never
Last clearing of "show interface" counters 3d22h
Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0
Queueing strategy: fifo
Output queue: 0/40 (size/max)
5 minute input rate 0 bits/sec, 0 packets/sec
5 minute output rate 0 bits/sec, 0 packets/sec
1405 packets input, 28100 bytes, 0 no buffer
Received 0 broadcasts (0 IP multicasts)
0 runts, 0 giants, 0 throttles
7 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored, 0 abort
0 packets output, 0 bytes, 0 underruns
0 output errors, 0 collisions, 12 interface resets
0 output buffer failures, 0 output buffers swapped out
0 carrier transitions
Serial3/0/6:0 is up, line protocol is up
Hardware is Multichannel T1/E1 without TDM
MTU 1500 bytes, BW 1984 Kbit, DLY 20000 usec,
reliability 255/255, txload 1/255, rxload 1/255
Encapsulation PPP, LCP Open, multilink Open
Link is a member of Multilink bundle Multilink1, crc 16, loopback not set
Keepalive set (10 sec)
Last input 00:00:03, output 00:00:03, output hang never
Last clearing of "show interface" counters 02:05:27
Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0
Queueing strategy: fifo
Output queue: 0/40 (size/max)
5 minute input rate 0 bits/sec, 0 packets/sec
5 minute output rate 0 bits/sec, 0 packets/sec
2208 packets input, 38391 bytes, 0 no buffer
Received 0 broadcasts (0 IP multicasts)
6 runts, 0 giants, 0 throttles
6 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored, 0 abort
1504 packets output, 24305 bytes, 0 underruns
0 output errors, 0 collisions, 7 interface resets
0 output buffer failures, 0 output buffers swapped out
0 carrier transitions no alarm present
Timeslot(s) Used:1-31, subrate: 64Kb/s, transmit delay is 0 flags
Serial3/0/7:0 is up, line protocol is up
Hardware is Multichannel T1/E1 without TDM
MTU 1500 bytes, BW 1984 Kbit, DLY 20000 usec,
reliability 255/255, txload 1/255, rxload 1/255
Encapsulation PPP, LCP Open, multilink Open
Link is a member of Multilink bundle Multilink1, crc 16, loopback not set
Keepalive set (10 sec)
Last input 00:00:02, output 00:00:02, output hang never
Last clearing of "show interface" counters 02:05:20
Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0
Queueing strategy: fifo
Output queue: 0/40 (size/max)
5 minute input rate 0 bits/sec, 0 packets/sec
5 minute output rate 0 bits/sec, 0 packets/sec
2187 packets input, 38044 bytes, 0 no buffer
Received 0 broadcasts (0 IP multicasts)
5 runts, 0 giants, 0 throttles
5 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored, 0 abort
1494 packets output, 24170 bytes, 0 underruns
0 output errors, 0 collisions, 10 interface resets
0 output buffer failures, 0 output buffers swapped out
0 carrier transitions no alarm present
Timeslot(s) Used:1-31, subrate: 64Kb/s, transmit delay is 0 flags

На 2610:

Serial1/0:0 is up, line protocol is up
Hardware is M32X with CSU/DSU
MTU 1500 bytes, BW 1984 Kbit, DLY 20000 usec,
reliability 255/255, txload 1/255, rxload 1/255
Encapsulation PPP, LCP Open, multilink Open, loopback not set
Last input 00:13:22, output 00:00:01, output hang never
Last clearing of "show interface" counters 02:17:58
Input queue: 0/75/31/0 (size/max/drops/flushes); Total output drops: 0
Queueing strategy: fifo
Output queue: 0/40 (size/max)
5 minute input rate 0 bits/sec, 0 packets/sec
5 minute output rate 0 bits/sec, 0 packets/sec
1610 packets input, 26918 bytes, 0 no buffer
Received 0 broadcasts, 0 runts, 0 giants, 0 throttles
54 input errors, 23 CRC, 7 frame, 0 overrun, 0 ignored, 0 abort
2376 packets output, 41677 bytes, 0 underruns
0 output errors, 0 collisions, 22 interface resets
0 output buffer failures, 0 output buffers swapped out
3 carrier transitions
Timeslot(s) Used:1-31, Transmitter delay is 0 flags
Serial1/1:0 is up, line protocol is up
Hardware is M32X with CSU/DSU
MTU 1500 bytes, BW 1984 Kbit, DLY 20000 usec,
reliability 255/255, txload 1/255, rxload 1/255
Encapsulation PPP, LCP Open, multilink Open, loopback not set
Last input 00:08:29, output 00:00:05, output hang never
Last clearing of "show interface" counters 02:17:27
Input queue: 0/75/35/0 (size/max/drops/flushes); Total output drops: 0
Queueing strategy: fifo
Output queue: 0/40 (size/max)
5 minute input rate 0 bits/sec, 0 packets/sec
5 minute output rate 0 bits/sec, 0 packets/sec
1601 packets input, 26783 bytes, 0 no buffer
Received 0 broadcasts, 0 runts, 0 giants, 0 throttles
56 input errors, 24 CRC, 10 frame, 0 overrun, 0 ignored, 0 abort
2360 packets output, 41380 bytes, 0 underruns
0 output errors, 0 collisions, 22 interface resets
0 output buffer failures, 0 output buffers swapped out
3 carrier transitions
Timeslot(s) Used:1-31, Transmitter delay is 0 flags
Multilink1 is up, line protocol is up
Hardware is multilink group interface
Internet address is 10.221.221.1/24
MTU 1500 bytes, BW 3968 Kbit, DLY 100000 usec,
reliability 255/255, txload 1/255, rxload 1/255
Encapsulation PPP, LCP Open, multilink Open
REQsent: IPCP, loopback not set
DTR is pulsed for 2 seconds on reset
Last input never, output never, output hang never
Last clearing of "show interface" counters 02:19:59
Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0
Queueing strategy: fifo
Output queue: 0/40 (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
1505 packets output, 18100 bytes, 0 underruns
0 output errors, 0 collisions, 20 interface resets
0 output buffer failures, 0 output buffers swapped out
0 carrier transitions

Напрягает LCP Initial на 7606S. Куда рыть? Заранее благодарен за ответы!