Cisco Bug: CSCul87365 - Interfaces have line and protocol status up despite not being connected
Aug 01, 2018
- Cisco Network Convergence System 6000 Series Routers
Known Affected Releases
Symptom: Unconnected interfaces show up status: HundredGigE0/0/0/2 is up, line protocol is up Interface state transitions: 1 Hardware is HundredGigE, address is e4d3.f1a4.f29f (bia e4d3.f1a4.f29f) Description: R10:hu0-3-0-1 Internet address is Unknown MTU 1514 bytes, BW 100000000 Kbit (Max: 100000000 Kbit) reliability 255/255, txload 0/255, rxload 0/255 Encapsulation ARPA, Full-duplex, 100000Mb/s, 100GBASE-SR10, link type is force-up output flow control is off, input flow control is off loopback not set, ARP type ARPA, ARP timeout 04:00:00 Last input never, output never Last clearing of "show interface" counters never 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 total input drops 0 drops for unrecognized upper-level protocol Received 0 broadcast packets, 0 multicast packets 0 runts, 0 giants, 0 throttles, 0 parity 0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored, 0 abort 0 packets output, 0 bytes, 0 total output drops Output 0 broadcast packets, 0 multicast packets 0 output errors, 0 underruns, 0 applique, 0 resets 0 output buffer failures, 0 output buffers swapped out 1 carrier transitions Conditions: Interface is not connected but in "no shut" state.
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