Hallo Rayman
Dein Log zeigt Events des Ethernet0. Ist das wirklich das Interface, zu welchem dein SFP gehört?
Ich hab grad keinen 897 zur Hand... aber müsste das SFP-Interface des controller vdsl 8 nicht als _Gigabit_Ethernet 8 auftauchen?
Kann es sein, dass du deine Instabilität gar nicht auf dem WAN/DSL-Seite hast, sondern auf der LAN-Seite? Was ist denn ein Ethernet0 und was hängt dort dran?
Hier nochmal deine Werte (bisschen umformatiert)
show controllers vdSL 8
Controller VDSL 8 is UP
Modem Status: SHOWTIME
FTU-R (DS) FTU-O (US)
G.994.1 vendor ID: 0xB5004D5449418811 0xB5004244434DB1C2
G.994.1 country code: 0xB500 0xB500
G.994.1 provider code: MTIA BDCM
G.994.1 vendor info: 0x8811 0xB1C2
System vendor ID: 0xB5004353434F0000 0xB5004244434D0000
System country code: 0xB500 0xB500
G.994.1 provider code: CSCO BDCM
G.994.1 vendor info: 0x0000 0x0000
NT Version number: 8811r038 MT5321
NT Version number(octet): 0x3838313172303338204D543533323120
DPU Version number: v11.03.66 ^@
DPU Version number(octet):0x7631312E30332E363620202020202000
NT vendor serial number: FCZ1818931Q C897VA-K 15.5(3)M8^@^@
NT vendor serial number(octet): 0x46435A3138313839333151204338393756412D4B2031352E352833294D380000
DPU vendor serial number: eq nr port:02 oemid softwarerev
DPU vendor serial number(octet): 0x6571206E7220706F72743A303220206F656D696420736F667477617265726576
NDR: 229328 kbits/s 77247 kbits/s
ATTNDR: 230865 kbits/s 61176 kbits/s
ATTETR: 177876 kbits/s 0 kbits/s
Zum Vergleich meine hier:
DSLBridge#show controllers vdSL 8
Controller VDSL 8 is UP
Modem Status: SHOWTIME
FTU-R (DS) FTU-O (US)
G.994.1 vendor ID: 0xB5004D5449418811 0xB5004244434DB1C2
G.994.1 country code: 0xB500 0xB500
G.994.1 provider code: MTIA BDCM
G.994.1 vendor info: 0x8811 0xB1C2
System vendor ID: 0xB5004353434F0000 0xB5004244434D0000
System country code: 0xB500 0xB500
G.994.1 provider code: CSCO BDCM
G.994.1 vendor info: 0x0000 0x0000
NT Version number: 8811r038 MT5321
NT Version number(octet): 0x3838313172303338204D543533323120
DPU Version number: v11.03.66 ^@
DPU Version number(octet):0x7631312E30332E363620202020202000
NT vendor serial number: C892FSP- 15.9(3)M^@^@^@
NT vendor serial number(octet): 0x202020202020202020202020433839324653502D2031352E392833294D000000
DPU vendor serial number: eq nr port:02 oemid softwarerev
DPU vendor serial number(octet): 0x6571206E7220706F72743A303220206F656D696420736F667477617265726576
NDR: 452166 kbits/s 128225 kbits/s
ATTNDR: 455038 kbits/s 116857 kbits/s
ATTETR: 408223 kbits/s 0 kbits/s
Und ein "Down/Up" liest sich dann so im Log:
Feb 4 11:48:29.725 CET: %CONTROLLER-5-UPDOWN: Controller VDSL 8, changed state to down
Feb 4 11:48:30.725 CET: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet8, changed state to down
Feb 4 11:53:24.248 CET: %LINK-3-UPDOWN: Interface GigabitEthernet8, changed state to up
Feb 4 11:53:25.248 CET: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet8, changed state to up
Feb 4 11:53:33.656 CET: %CONTROLLER-5-UPDOWN: Controller VDSL 8, changed state to up
Zeig doch mal noch ein show interface des Ethernet Interface, welches zu deinem G.fast-SFP-Modem gehört, und achte auf die lost carrier" - bei mir waren es (bisher) 8.
GigabitEthernet8 is up, line protocol is up
Hardware is PQ3_TSEC, address is f4cf.e2a9.6b0d (bia f4cf.e2a9.6b0d)
Description: * xDSL Line *
MTU 1500 bytes, BW 128225 Kbit/sec, DLY 700 usec,
reliability 255/255, txload 1/255, rxload 1/255
Encapsulation ARPA, loopback not set
Keepalive set (10 sec)
Full Duplex, 1Gbps, media type is MT
output flow-control is XON, input flow-control is XON
ARP type: ARPA, ARP Timeout 04:00:00
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: 6883
Queueing strategy: fifo
Output queue: 0/40 (size/max)
30 second input rate 546000 bits/sec, 49 packets/sec
30 second output rate 23000 bits/sec, 24 packets/sec
1625695225 packets input, 2141966779668 bytes, 0 no buffer
Received 456339308 broadcasts (0 IP multicasts)
0 runts, 0 giants, 0 throttles
0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored
0 watchdog, 0 multicast, 10872518 pause input
554572848 packets output, 91588664594 bytes, 0 underruns
0 output errors, 0 collisions, 6 interface resets
0 unknown protocol drops
0 babbles, 0 late collision, 0 deferred
8 lost carrier, 0 no carrier, 0 pause output
0 output buffer failures, 0 output buffers swapped out