Две cisco 3850 в стеке, к ним подключены 5 точек air 2602i, три работают нормально , а на других двух на порту ошибки.Настройки на портах идентичны, прошивки на точках одинаковые,на 3850 последняя. Кабель менять пробовал.
#sh int gigabitEthernet 1/0/5
GigabitEthernet1/0/5 is up, line protocol is up (connected)
Hardware is Gigabit Ethernet, address is 189c.5de3.6a85 (bia 189c.5de3.6a85)
MTU 1500 bytes, BW 1000000 Kbit/sec, DLY 10 usec,
reliability 254/255, txload 1/255, rxload 1/255
Encapsulation ARPA, loopback not set
Keepalive set (10 sec)
Full-duplex, 1000Mb/s, media type is 10/100/1000BaseTX
input flow-control is off, output flow-control is unsupported
ARP type: ARPA, ARP Timeout 04:00:00
Last input 00:00:05, output never, output hang never
Last clearing of "show interface" counters never
Input queue: 0/2000/0/0 (size/max/drops/flushes); Total output drops: 0
Queueing strategy: Class-based queueing
Output queue: 0/40 (size/max)
5 minute input rate 2000 bits/sec, 1 packets/sec
5 minute output rate 6000 bits/sec, 8 packets/sec
308267 packets input, 48179797 bytes, 0 no buffer
Received 91378 broadcasts (91171 multicasts)
0 runts, 0 giants, 0 throttles
131 input errors, 131 CRC, 0 frame, 0 overrun, 0 ignored
0 watchdog, 91171 multicast, 0 pause input
0 input packets with dribble condition detected
3018778 packets output, 934798432 bytes, 0 underruns
0 output errors, 0 collisions, 1 interface resets
0 unknown protocol drops
0 babbles, 0 late collision, 0 deferred
0 lost carrier, 0 no carrier, 0 pause output
0 output buffer failures, 0 output buffers swapped out

#sh controll e gig1/0/5
Transmit GigabitEthernet1/0/5 Receive
934852343 Total bytes 48201617 Total bytes
1061762 Unicast frames 216989 Unicast frames
750281216 Unicast bytes 41169827 Unicast bytes
933650 Multicast frames 91175 Multicast frames
97707334 Multicast bytes 6999095 Multicast bytes
1023891 Broadcast frames 208 Broadcast frames
86863793 Broadcast bytes 32695 Broadcast bytes
0 System FCS error frames 0 IpgViolation frames
0 MacUnderrun frames 0 MacOverrun frames
0 Pause frames 0 Pause frames
0 Cos 0 Pause frames 0 Cos 0 Pause frames
0 Cos 1 Pause frames 0 Cos 1 Pause frames
0 Cos 2 Pause frames 0 Cos 2 Pause frames
0 Cos 3 Pause frames 0 Cos 3 Pause frames
0 Cos 4 Pause frames 0 Cos 4 Pause frames
0 Cos 5 Pause frames 0 Cos 5 Pause frames
0 Cos 6 Pause frames 0 Cos 6 Pause frames
0 Cos 7 Pause frames 0 Cos 7 Pause frames
0 Oam frames 0 OamProcessed frames
0 Oam frames 0 OamDropped frames
231750 Minimum size frames 4673 Minimum size frames
2066344 65 to 127 byte frames 89471 65 to 127 byte frames
133527 128 to 255 byte frames 164279 128 to 255 byte frames
75564 256 to 511 byte frames 44560 256 to 511 byte frames
21006 512 to 1023 byte frames 3869 512 to 1023 byte frames
491112 1024 to 1518 byte frames 1520 1024 to 1518 byte frames
0 1519 to 2047 byte frames 133 1519 to 2047 byte frames
0 2048 to 4095 byte frames 0 2048 to 4095 byte frames
0 4096 to 8191 byte frames 0 4096 to 8191 byte frames
0 8192 to 16383 byte frames 0 8192 to 16383 byte frames
0 16384 to 32767 byte frame 0 16384 to 32767 byte frame
0 > 32768 byte frames 0 > 32768 byte frames
0 Late collision frames 0 SymbolErr frames
0 Excess Defer frames 0 Collision fragments
0 Good (1 coll) frames 0 ValidUnderSize frames
0 Good (>1 coll) frames 0 InvalidOverSize frames
0 Deferred frames 0 ValidOverSize frames
0 Gold frames dropped 133 FcsErr frames
0 Gold frames truncated
0 Gold frames successful
0 1 collision frames
0 2 collision frames
0 3 collision frames
0 4 collision frames
0 5 collision frames
0 6 collision frames
0 7 collision frames
0 8 collision frames
0 9 collision frames
0 10 collision frames
0 11 collision frames
0 12 collision frames
0 13 collision frames
0 14 collision frames
0 15 collision frames
0 Excess collision frames

Спасибо заранее за любую помощь.