Не сильно получается подружить ADSL P660RT2 - 2 шт в Bridge mode с 1750:

на 192.168.60.8/29 и 192.168.60.16/29 висят по одному P660RT2

конфиг:

ip subnet-zero
ip cef
!
vpdn enable
vpdn ip udp ignore checksum
!
vpdn-group 1
request-dialin
  protocol pppoe
!
!
interface FastEthernet0
ip address 192.168.60.14 255.255.255.248 secondary
ip address 192.168.60.22 255.255.255.248 secondary
ip address 192.168.60.1 255.255.255.248
ip nat inside
ip tcp adjust-mss 1452
speed auto
full-duplex
pppoe enable
pppoe-client dial-pool-number 2
pppoe-client dial-pool-number 1
no cdp enable
!
!
interface Dialer1
ip address negotiated
ip mtu 1492
ip nat outside
encapsulation ppp
dialer pool 1
dialer idle-timeout 0
dialer persistent
dialer-group 1
no cdp enable
ppp authentication pap chap callin
ppp chap hostname ptn
ppp chap password 7 1315031C
ppp pap sent-username ptn password 7 11190D0B
!
interface Dialer2
ip address negotiated
ip mtu 1492
ip nat outside
encapsulation ppp
dialer pool 2
dialer idle-timeout 0
dialer persistent
dialer-group 2
no cdp enable
ppp authentication pap chap callin
ppp chap hostname ptn
ppp chap password 7 0103120A
ppp pap sent-username ptn password 7 0103120A
!
!
ip nat translation tcp-timeout 1800
ip nat translation udp-timeout 900
ip nat inside source list 1 interface Dialer1 overload
ip nat inside source list 2 interface Dialer2 overload
ip classless
ip route 0.0.0.0 0.0.0.0 Dialer1
ip route 0.0.0.0 0.0.0.0 Dialer2
!
dialer-list 1 protocol ip permit
dialer-list 2 protocol ip permit
no cdp run
!

результат :

1750DSL-GW# sh interface Dialer 1
Dialer1 is up (spoofing), line protocol is up (spoofing)
  Hardware is Unknown
  Internet address will be negotiated using IPCP
  MTU 1500 bytes, BW 56 Kbit, DLY 20000 usec,
     reliability 255/255, txload 1/255, rxload 1/255
  Encapsulation PPP, loopback not set
  Keepalive set (10 sec)
  DTR is pulsed for 1 seconds on reset
  Last input never, output never, output hang never
  Last clearing of "show interface" counters 00:07:56
  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  0/0/16 (active/max active/max total)
     Reserved Conversations 0/0 (allocated/max allocated)
     Available Bandwidth 42 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 packets output, 0 bytes
1750DSL-GW# sh interface Dialer 2
Dialer2 is up (spoofing), line protocol is up (spoofing)
  Hardware is Unknown
  Internet address will be negotiated using IPCP
  MTU 1500 bytes, BW 56 Kbit, DLY 20000 usec,
     reliability 255/255, txload 1/255, rxload 1/255
  Encapsulation PPP, loopback not set
  Keepalive set (10 sec)
  DTR is pulsed for 1 seconds on reset
  Last input never, output never, output hang never
  Last clearing of "show interface" counters 00:08:01
  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  0/0/16 (active/max active/max total)
     Reserved Conversations 0/0 (allocated/max allocated)
     Available Bandwidth 42 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 packets output, 0 bytes

Куда глядеть ?