S2700与OSN8800 ST2板卡对接问题

发布时间:  2016-05-03 浏览次数:  224 下载次数:  0
问题描述

交换机S2700与OSN8800的ST2板卡对接后,所有交换机的口变成100M半双工模式

告警信息
<Quidway>display interface
Ethernet0/0/1 current state : UP
Line protocol current state : UP
Description:HUAWEI, Quidway Series, Ethernet0/0/1 Interface
Switch Port, PVID :    1, TPID : 8100(Hex), The Maximum Frame Length is 2044
IP Sending Frames' Format is PKTFMT_ETHNT_2, Hardware address is bc9c-31b6-de88
Port Mode: COMMON COPPER
Speed :  100,  Loopback: NONE
Duplex: HALF,  Negotiation: ENABLE
Mdi   : AUTO
Last 300 seconds input rate 3032 bits/sec, 14 packets/sec
Last 300 seconds output rate 5144 bits/sec, 8 packets/sec
Input peak rate 35086024 bits/sec, Record time: 2008-03-13 18:22:42
Output peak rate 1176248 bits/sec, Record time: 2008-04-20 19:49:25
处理过程

明确OSN8800的ST2板卡工作方式为强制100M全双工,在所有与该板卡对接的交换机接口上关闭自动协商。

[Quidway]interface Ethernet0/0/1
[Quidway]undo negotiation auto

再检查接口状态

<Quidway>display interface
Ethernet0/0/1 current state : UP
Line protocol current state : UP
Description:To OSN8800/ST2/WSC1
Switch Port, PVID :    1, TPID : 8100(Hex), The Maximum Frame Length is 2044
IP Sending Frames' Format is PKTFMT_ETHNT_2, Hardware address is bc9c-31b6-de88
Port Mode: COMMON COPPER
Speed :  100,  Loopback: NONE
Duplex: FULL,  Negotiation: DISABLE
Mdi   : AUTO
Last 300 seconds input rate 2960 bits/sec, 14 packets/sec
Last 300 seconds output rate 5464 bits/sec, 9 packets/sec

建议与总结

1、在涉及到与传输设备对接的网络中,需要先明确传输侧设备的工作特性,然后在数通侧做相应的配置优化。

2、两个互连的电接口,要保证两端协商模式一致,两端都为强制模式或者都为自动协商模式。

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