why DSR showing down in my router though leased line is up and pinging end to end.?Here is o/p of "sh int ser".
Router#sh int ser3/4
Serial3/4 is up, line protocol is up
Hardware is CD2430 in sync mode
Internet address is 1.1.1.1 255.255.255.252
MTU 1500 bytes, BW 128 Kbit, DLY 20000 usec,
reliability 255/255, txload 1/255, rxload 1/255
Encapsulation HDLC, loopback not set
Keepalive set (10 sec)
Last input 00:00:01, output 00:00:02, output hang never
Last clearing of "show interface" counters 2w4d
Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 16
Queueing strategy: weighted fair
Output queue: 0/1000/64/0 (size/max total/threshold/drops)
Conversations 0/8/32 (active/max active/max total)
Reserved Conversations 0/0 (allocated/max allocated)
Available Bandwidth 96 kilobits/sec
5 minute input rate 0 bits/sec, 0 packets/sec
5 minute output rate 0 bits/sec, 0 packets/sec
1078714 packets input, 108469085 bytes, 0 no buffer
Received 183455 broadcasts, 0 runts, 19 giants, 0 throttles
1099 input errors, 537 CRC, 0 frame, 0 overrun, 0 ignored, 562 abort
1172586 packets output, 498441053 bytes, 0 underruns
0 output errors, 0 collisions, 500 interface resets
0 output buffer failures, 0 output buffers swapped out
70 carrier transitions
DCD=up DSR=down DTR=up RTS=up CTS=up
This is my side o/p.As i have no access to other side router,cant see o/p in other end router.