Hi Chris, thx for pointing this out! But what happened if I increase the hold-queue from 75 (default) to 200 or 400?
On Wed, May 23, 2012 at 5:18 PM, Chris Gotstein <[email protected]> wrote: > First suggestion i would make is removing spanning-tree portfast from the > switch config. > > You can also try increasing your hold queue on the 7204 with the command: > > hold-queue <length> in > > The recommendation is to increase in small increments, so i would suggest > starting with 100. > > http://www.cisco.com/en/US/products/hw/routers/ps133/products_tech_note09186a0080094791.shtml > > > On 5/23/2012 1:04 AM, [email protected] wrote: >> >> Hi, >> >> I've some trouble with a NPE-G1 interface connected to a Catalyst >> 2960G switch via multimode cable. Input errors increases very fast. >> Optics on both sides are original cisco. Average bandwidth is ~30-50 >> Mbps, burst bandwidth ~80-100 Mbps for a short period. >> >> Configuration NPE-G1 interface: >> ---------------------------------------------- >> interface GigabitEthernet0/1 >> ip address x.x.x.x 255.255.255.240 >> no ip proxy-arp >> ip route-cache flow >> duplex full >> speed 1000 >> media-type gbic >> negotiation auto >> ipv6 address x:x:x::x/64 >> no cdp enable >> >> Configuration switch interface: >> -------------------------------------------- >> ! >> interface GigabitEthernet0/23 >> description Cisco7204VXR >> switchport access vlan 250 >> switchport mode access >> spanning-tree portfast >> ! >> >> Uptime: >> ----------- >> Router uptime is 9 hours, 14 minutes >> System returned to ROM by bus error at PC 0x621E0668, address >> 0x18680DD8 at 22:37:34 MET Tue May 22 2012 >> System restarted at 22:40:33 MET Tue May 22 2012 >> System image file is "disk2:c7200-adventerprisek9-mz.124-15.T13.bin" >> >> NPE-G1: >> ------------ >> GigabitEthernet0/1 is up, line protocol is up >> Hardware is BCM1250 Internal MAC, address is 0006.52f4.d81b (bia >> 0006.52f4.d81b) >> Internet address is x.x.x.x/28 >> MTU 1500 bytes, BW 1000000 Kbit/sec, DLY 10 usec, >> reliability 255/255, txload 1/255, rxload 1/255 >> Encapsulation ARPA, loopback not set >> Keepalive set (10 sec) >> Full-duplex, 1000Mb/s, link type is autonegotiation, media type is SX >> 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: 0/75/1321/1 (size/max/drops/flushes); Total output drops: 0 >> Queueing strategy: fifo >> Output queue: 0/40 (size/max) >> 5 minute input rate 4264000 bits/sec, 871 packets/sec >> 5 minute output rate 5859000 bits/sec, 1597 packets/sec >> 27479327 packets input, 3434822229 bytes, 0 no buffer >> Received 941 broadcasts, 0 runts, 0 giants, 0 throttles >> 989 input errors, 0 CRC, 0 frame, 989 overrun, 0 ignored >> 0 watchdog, 17119 multicast, 0 pause input >> 0 input packets with dribble condition detected >> 43616309 packets output, 2243854018 bytes, 0 underruns >> 5 output errors, 0 collisions, 4 interface resets >> 561 unknown protocol drops >> 0 babbles, 0 late collision, 0 deferred >> 5 lost carrier, 0 no carrier, 0 pause output >> 0 output buffer failures, 0 output buffers swapped out >> >> Catalyst: >> -------------- >> GigabitEthernet0/23 is up, line protocol is up (connected) >> Hardware is Gigabit Ethernet, address is 04fe.7f65.2197 (bia >> 04fe.7f65.2197) >> Description: Cisco7204VXR >> MTU 1500 bytes, BW 1000000 Kbit, DLY 10 usec, >> reliability 255/255, txload 1/255, rxload 1/255 >> Encapsulation ARPA, loopback not set >> Keepalive not set >> Full-duplex, 1000Mb/s, link type is auto, media type is 1000BaseSX SFP >> input flow-control is off, output flow-control is unsupported >> ARP type: ARPA, ARP Timeout 04:00:00 >> Last input never, output 00:00:01, 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: fifo >> Output queue: 0/40 (size/max) >> 5 minute input rate 5582000 bits/sec, 1596 packets/sec >> 5 minute output rate 5445000 bits/sec, 1002 packets/sec >> 160765357185 packets input, 75815081907836 bytes, 0 no buffer >> Received 580911 broadcasts (468086 multicasts) >> 0 runts, 0 giants, 0 throttles >> 5 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored >> 0 watchdog, 468086 multicast, 343548 pause input >> 0 input packets with dribble condition detected >> 116641123524 packets output, 71833102673211 bytes, 0 underruns >> 0 output errors, 0 collisions, 0 interface resets >> 0 babbles, 0 late collision, 0 deferred >> 0 lost carrier, 0 no carrier, 0 PAUSE output >> 0 output buffer failures, 0 output buffers swapped out >> >> The last uptime was nearly 70 days and input errors round about 96k. >> Does anyone have an explanation for that? >> >> >> Thanks >> _______________________________________________ >> cisco-nsp mailing list [email protected] >> https://puck.nether.net/mailman/listinfo/cisco-nsp >> archive at http://puck.nether.net/pipermail/cisco-nsp/ > > > -- > ---- ---- ---- ---- > Chris Gotstein, Network Engineer, U.P. Logon/Computer Connection U.P. > http://uplogon.com | +1 906 774 4847 | [email protected] > _______________________________________________ > cisco-nsp mailing list [email protected] > https://puck.nether.net/mailman/listinfo/cisco-nsp > archive at http://puck.nether.net/pipermail/cisco-nsp/ _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
