HDLC協定
Cisco
Serial介面的預設封裝,適用於點對點協定。是專屬協定非標準協定,不支援認證。
Router-1(config)#int s1/0
Router-1(config-if)#encapsulation hdlc
Router-1(config-if)#clock rate 500000
Router-1(config-if)#no sh
Router-2(config)#int s1/0
Router-2(config-if)#encapsulation hdlc
Router-2(config-if)#no sh
Router-1#sh int serial 1/0
Serial1/0 is up, line protocol is up (connected)
Hardware is HD64570
Internet address is 10.1.1.1/24
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 never, output never, output hang never
Last clearing of "show interface" counters never
Input queue: 0/75/0 (size/max/drops); Total output drops: 0
Queueing strategy: weighted fair
Output queue: 0/1000/64/0 (size/max total/threshold/drops)
Conversations 0/0/256 (active/max active/max total)
Reserved Conversations 0/0 (allocated/max allocated)
Available Bandwidth 96 kilobits/sec
5 minute input rate 15 bits/sec, 0 packets/sec
5 minute output rate 13 bits/sec, 0 packets/sec
26 packets input, 1732 bytes, 0 no buffer
Received 20 broadcasts, 0 runts, 0 giants, 0 throttles
0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored, 0
abort
26 packets output, 1732 bytes, 0 underruns
0 output errors, 0 collisions, 3 interface resets
0 output buffer failures, 0 output buffers swapped out
0 carrier transitions
DCD=up DSR=up DTR=up RTS=up
CTS=up