Cisco Support Community
cancel
Showing results for 
Search instead for 
Did you mean: 
Announcements

Welcome to Cisco Support Community. We would love to have your feedback.

For an introduction to the new site, click here. And see here for current known issues.

New Member

DCD=up DSR=up DTR=up RTS=up CTS=down

Serial2/1 is up, line protocol is down

Hardware is M4T

Internet address is 10.0.0.1/30

MTU 1500 bytes, BW 1544 Kbit, DLY 20000 usec,

reliability 128/255, txload 1/255, rxload 1/255

Encapsulation HDLC, crc 16, loopback not set

Keepalive set (10 sec)

Restart-Delay is 0 secs

Last input never, output 00:00:09, output hang never

Last clearing of "show interface" counters 00:27:30

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 0/2/256 (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

3040471 input errors, 3040414 CRC, 0 frame, 0 overrun, 0 ignored, 57 abort

165 packets output, 3960 bytes, 0 underruns

0 output errors, 0 collisions, 0 interface resets

0 output buffer failures, 0 output buffers swapped out

0 carrier transitions DCD=up DSR=up DTR=up RTS=up CTS=down

1 REPLY
Silver

Re: DCD=up DSR=up DTR=up RTS=up CTS=down

Since CTS= Down, there are two things you should look at :

- CSU/DSU is set up properly for the right time slots

- Carrier wiring problem is proper

1980
Views
0
Helpful
1
Replies
CreatePlease login to create content