交换讨论区

在3850上开了snmp查看接口流量，发现vlan2,vlan3,vlan4流量会间隔一段时间（大概90多分钟一次）骤减下来，然后又恢复，不知道是什么原因，大家有没有这种情况的，谢谢。

在虚拟机里面安装了PI 2.2 然后去cisco 官网申请license 导入的时候提示 PID 错误。PID 我是用show inventory 看到的。 是不是这样看不对呢？该怎么弄 ？麻烦知道的指点下。

请教各位关于WS-C4506-E交换机（WS-X45-SUP7-E）的VFE和NFE问题。Catalyst 4500 L3 Switch Software (cat4500e-UNIVERSAL-M)。以下是show environment信息：warning alarm: slot 1 has exceeded the warning temperature for 30h 00m 51sModule Sensor Temperature ...

请问如下的日志是什么意思，有谁遇到过吗？请指导一下。Mar 14 17:30:04.747 east: %PKI-4-TRUSTPOOL_EXPIRATION_WARNING: The Trustpool will expire in 20 days.Mar 14 17:30:04.747 east: %PKI-4-TRUSTPOOL_AUTO_UPDATE_DISABLED: Auto-trustpool update is disabled.

各位小伙伴，最近我的Cisco 4507一直报一个MAC地址全为0的log，请问该怎么解决？Mar 2 11:11:45.709 UTC: %C4K_L2MAN-6-INVALIDSOURCEADDRESSPACKET: (Suppressed 5 times)Packet received with invalid source MAC address (00:00:00:00:00:00) on port Po11 in vlan 1Mar 2 18:01:40.706 UTC: %C4...

policy-map 50M class class-default police cir 50000000请解释一下这是什么意思，作用是什么

交换机log如下：bj-*******03#sh logging Syslog logging: enabled (0 messages dropped, 0 messages rate-limited, 0 flushes, 0 overruns, xml disabled, filtering disabled)<中间省略>Log Buffer (4096 bytes):tp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,di.Jan 10 07:23:5...

我通过 show int g0/0/0 transceiver 查看光模块的光损耗，我怎么知道那个结果才是可接受的呢？查出来的结果怎样解读？ Temperature Voltage Current Tx Power Rx PowerPort (Celsius) (Volts) (mA) (dBm) (dBm)--------- ----------- ------- -------- -------- --------Gi4/1 ...

etherchannel两边端口分别为auto跟on，能否建立etherchannel链路.

Warning: The nvram is either corrupted or uninitialized. Initialize the nvram by executing the command 'erase /all nvram:' after bootup.nvfs_ifs_ioctl:Nvram device needs a reformat. Please run erase /all nvram: to format the devicenvfs_ifs_ioctl:Nvr...