show int output of my router is as floows CHN-INF1#sh run int s4/0 Building configuration... Current configuration : 189 bytes ! interface Serial4/0 description LL 2 MBPS TO Gouri building bandwidth 2048 ip address 10.205.250.17 255.255.255.252 ip route-cache flow priority-group 1 serial restart-delay 0 end CHN-INF1#sh int brI 2/0 BRI2/0 is up, line protocol is up (spoofing) Hardware is BRI Internet address is 10.205.250.21/30 MTU 1500 bytes, BW 64 Kbit, DLY 20000 usec, reliability 255/255, txload 1/255, rxload 1/255 Encapsulation PPP, loopback not set Last input never, output never, output hang never Last clearing of "show interface" counters 4d02h 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 0 packets output, 0 bytes, 0 underruns 0 output errors, 0 collisions, 5 interface resets 0 output buffer failures, 0 output buffers swapped out 6 carrier transitions CHN-INF1#sh run | include dialer-list dialer-list 1 protocol ip permit CHN-INF1#sh run int s4/0 Building configuration... Current configuration : 189 bytes ! interface Serial4/0 description LL 2 MBPS TO Gouri building bandwidth 2048 ip address 10.205.250.17 255.255.255.252 ip route-cache flow priority-group 1 serial restart-delay 0 end CHN-INF1#sh run int bri 2/0 Building configuration... Current configuration : 215 bytes ! interface BRI2/0 ip address 10.205.250.21 255.255.255.252 encapsulation ppp no ip mroute-cache dialer idle-timeout 1200 dialer string 28429846 dialer-group 1 isdn switch-type basic-net3 no fair-queue end CHN-INF1#sh ip rou CHN-INF1#sh ip route conn CHN-INF1#sh ip route connected 10.0.0.0/8 is variably subnetted, 1061 subnets, 9 masks C 10.205.250.32/30 is directly connected, BRI2/3 C 10.205.49.212/30 is directly connected, Tunnel0 C 10.205.5.224/30 is directly connected, Dialer5 C 10.205.49.208/30 is directly connected, Tunnel1 C 10.205.250.20/30 is directly connected, BRI2/0 C 10.205.250.16/30 is directly connected, Serial4/0 C 10.205.250.12/30 is directly connected, Serial1/2 C 10.205.250.14/32 is directly connected, Serial1/2 C 10.205.250.8/30 is directly connected, Serial1/1 C 10.205.250.10/32 is directly connected, Serial1/1 C 10.205.104.0/23 is directly connected, FastEthernet0/1 C 10.220.104.2/32 is directly connected, Loopback0 C 10.207.11.0/24 is directly connected, FastEthernet0/0 C 10.205.49.36/30 is directly connected, Serial1/3 C 10.205.49.37/32 is directly connected, Serial1/3 C 10.205.49.20/30 is directly connected, Serial1/0 C 10.205.49.21/32 is directly connected, Serial1/0 the output of other end router is as follows ONGC-GOW#sh int s0 Serial0 is up, line protocol is up Hardware is PowerQUICC Serial Internet address is 10.205.250.18/30 MTU 1500 bytes, BW 2048 Kbit, DLY 20000 usec, reliability 255/255, txload 37/255, rxload 36/255 Encapsulation HDLC, loopback not set Keepalive set (10 sec) Last input 00:00:00, output 00:00:00, output hang never Last clearing of "show interface" counters never 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 0/6/256 (active/max active/max total) Reserved Conversations 0/0 (allocated/max allocated) Available Bandwidth 1480 kilobits/sec 5 minute input rate 292000 bits/sec, 380 packets/sec 5 minute output rate 301000 bits/sec, 376 packets/sec 4452469 packets input, 541636144 bytes, 0 no buffer Received 2137 broadcasts, 0 runts, 0 giants, 0 throttles 1 input errors, 0 CRC, 1 frame, 0 overrun, 0 ignored, 0 abort 4420703 packets output, 444101863 bytes, 0 underruns 0 output errors, 0 collisions, 2 interface resets 0 output buffer failures, 0 output buffers swapped out 0 carrier transitions DCD=up DSR=up DTR=up RTS=up CTS=up ONGC-GOW# ONGC-GOW#sh int bri 0 BRI0 is up, line protocol is up (spoofing) Hardware is PQUICC BRI Internet address is 10.205.250.22/30 MTU 1500 bytes, BW 64 Kbit, DLY 20000 usec, reliability 255/255, txload 1/255, rxload 1/255 Encapsulation PPP, loopback not set Last input never, output never, output hang never Last clearing of "show interface" counters 05:05:06 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 48 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 0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored, 0 abort 0 packets output, 0 bytes, 0 underruns 0 output errors, 0 collisions, 1 interface resets 0 output buffer failures, 0 output buffers swapped out 0 carrier transitions ONGC-GOW#sh run | include dialer-list dialer-list 1 protocol ip permit ONGC-GOW#sh run int s0 Building configuration... Current configuration : 142 bytes ! interface Serial0 bandwidth 2048 ip address 10.205.250.18 255.255.255.252 ip directed-broadcast service-policy output voice-policy end ONGC-GOW#sh run int bri 0 Building configuration... Current configuration : 230 bytes ! interface BRI0 ip address 10.205.250.22 255.255.255.252 ip accounting output-packets encapsulation ppp dialer idle-timeout 1200 dialer string 28287024 dialer hold-queue 10 dialer-group 1 isdn switch-type basic-net3 end ONGC-GOW#sh ip route connected 10.0.0.0/8 is variably subnetted, 3 subnets, 2 masks C 10.205.250.20/30 is directly connected, BRI0 C 10.205.250.16/30 is directly connected, Serial0 C 10.205.110.0/24 is directly connected, FastEthernet0 ONGC-GOW#