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2019-07-06 08:51:30 +08:00

回复了 ericbize 创建的主题 › 宽带症候群 › 我是如何解决内网地址的

@sbbeta 重启了，没用，今天一觉睡醒又可以了.... 迷

2019-07-05 15:49:11 +08:00

回复了 yuhuan66666 创建的主题 › MacBook Pro › 2016 款的 15 寸 mbp 电池鼓包了，官网没找到维修计划

键盘，电池，喇叭，触控板，touchbar 都属于 top case

2019-07-04 01:08:27 +08:00

回复了 yongliang 创建的主题 › 宽带症候群 › 光猫拨号能跑到 240M，路由拨号只能到 100m，是电信有限制么？

接上电脑看看不就知道是光猫问题还是路由问题了么

2019-07-03 12:48:02 +08:00

回复了 jdhao 创建的主题 › 云计算 › 腾讯云对象存储放了一些博客图片，一个月费用接近 40，正常否？

v2 充钱，可以放图片

2019-06-29 23:13:02 +08:00

回复了 ericbize 创建的主题 › 宽带症候群 › 想请教一下，三层交换机的转发速率。

@Tianao 其实我们也一直在怀疑是 arp 攻击，但是无奈于虚拟机太多，所以有点想把核心换了

2019-06-28 21:57:37 +08:00

回复了 ericbize 创建的主题 › 宽带症候群 › 想请教一下，三层交换机的转发速率。

@Tianao

>display auto-port-defend ?
attack-source Attack source
configuration Current configuration

剩下那个，命令似乎没有

2019-06-28 21:54:51 +08:00

回复了 ericbize 创建的主题 › 宽带症候群 › 想请教一下，三层交换机的转发速率。

display cpu-defend statistics
Statistics on slot 0:
--------------------------------------------------------------------------------
Packet Type Pass(Packet/Byte) Drop(Packet/Byte) Last-dropping-time
--------------------------------------------------------------------------------
arp-miss 121981498 2179095 2019-06-28 08:05:39
NA NA
arp-request 307021137 1414108 2019-03-06 21:45:16
NA NA
dns 89275 0 -
NA NA
fib-hit 9409 0 -
NA NA
ftp 84937 19 2019-04-15 16:15:23
NA NA
http 107546 0 -
NA NA
https 225246 3127 2019-06-15 08:55:35
NA NA
hw-tacacs 0 0 -
NA NA
icmp 2936317 0 -
NA NA
lnp 8003840 0 -
NA NA
ntp 304137 0 -
NA NA
radius 0 0 -
NA NA
snmp 500256 0 -
NA NA
ssh 411008 0 -
NA NA
tcp 1703945 133028 2019-06-28 08:05:39
NA NA
telnet 80136 0 -
NA NA
ttl-expired 13895550 11 2019-03-30 10:55:21
NA NA
vcmp 0 0 -
NA NA
--------------------------------------------------------------------------------

2019-06-28 21:53:25 +08:00

回复了 ericbize 创建的主题 › 宽带症候群 › 想请教一下，三层交换机的转发速率。

>display auto-port-defend att
Attack source table on MPU:
Total : 1
--------------------------------------------------------------------------------
Interface Vlan Protocol Expire(s) PacketRate(pps) LastAttackTime
--------------------------------------------------------------------------------
GE1/0/44 20 arp-request 165 10 2019-06-28 21:50:25
--------------------------------------------------------------------------------

2019-06-28 19:38:50 +08:00

回复了 ericbize 创建的主题 › 宽带症候群 › 想请教一下，三层交换机的转发速率。

@lirno 线上环境，不是想换就换的啊；经费是一回事；服务暂停又是另外一回事了……

2019-06-28 15:31:44 +08:00

回复了 ericbize 创建的主题 › 宽带症候群 › 想请教一下，三层交换机的转发速率。

@Tianao

interface GigabitEthernet0/0/35
port link-type access
port default vlan 308
#
interface GigabitEthernet0/0/36
port link-type access
port default vlan 308
#
interface GigabitEthernet0/0/37
#
interface GigabitEthernet0/0/38
port link-type access
port default vlan 308
#
interface GigabitEthernet0/0/39
#
interface GigabitEthernet0/0/40
description toWAF
port link-type access
port default vlan 20
#
interface GigabitEthernet0/0/41
port link-type trunk
#
interface GigabitEthernet0/0/42
port link-type access
port default vlan 20
#
interface GigabitEthernet0/0/43
eth-trunk 6
#
interface GigabitEthernet0/0/44
eth-trunk 5
#
interface GigabitEthernet0/0/45
#
interface GigabitEthernet0/0/46
#
interface GigabitEthernet0/0/47
#
interface GigabitEthernet0/0/48
shutdown
#
interface GigabitEthernet1/0/1
port link-type access
port default vlan 3700
#
interface GigabitEthernet1/0/2
#
interface GigabitEthernet1/0/3
eth-trunk 7
#
interface GigabitEthernet1/0/4
eth-trunk 8
#
interface GigabitEthernet1/0/5
eth-trunk 9
#
interface GigabitEthernet1/0/6
eth-trunk 10
#
interface GigabitEthernet1/0/7
eth-trunk 11
#
interface GigabitEthernet1/0/8
eth-trunk 12
#
interface GigabitEthernet1/0/9
#
interface GigabitEthernet1/0/10
#
interface GigabitEthernet1/0/11
#
interface GigabitEthernet1/0/12
#
interface GigabitEthernet1/0/13
#
interface GigabitEthernet1/0/14
#
interface GigabitEthernet1/0/15
#
interface GigabitEthernet1/0/16
#
interface GigabitEthernet1/0/17
#
interface GigabitEthernet1/0/18
#
interface GigabitEthernet1/0/19
#
interface GigabitEthernet1/0/20
#
interface GigabitEthernet1/0/21
#
interface GigabitEthernet1/0/22
#
interface GigabitEthernet1/0/23
#
interface GigabitEthernet1/0/24
#
interface GigabitEthernet1/0/25
#
interface GigabitEthernet1/0/26
#
interface GigabitEthernet1/0/27
#
interface GigabitEthernet1/0/28
#
interface GigabitEthernet1/0/29
#
interface GigabitEthernet1/0/30
#
interface GigabitEthernet1/0/31
#
interface GigabitEthernet1/0/32
#
interface GigabitEthernet1/0/33
#
interface GigabitEthernet1/0/34
port link-type access
port default vlan 20
#
interface GigabitEthernet1/0/35
#
interface GigabitEthernet1/0/36
port link-type access
port default vlan 3700
#
interface GigabitEthernet1/0/37
#
interface GigabitEthernet1/0/38
port default vlan 21
#
interface GigabitEthernet1/0/39
#
interface GigabitEthernet1/0/40
#
interface GigabitEthernet1/0/41
port link-type trunk
#
interface GigabitEthernet1/0/42
port link-type trunk
#
interface GigabitEthernet1/0/43
eth-trunk 6
#
interface GigabitEthernet1/0/44
eth-trunk 5
#
interface GigabitEthernet1/0/45
#
interface GigabitEthernet1/0/46
#
interface GigabitEthernet1/0/47
#
interface GigabitEthernet1/0/48
port link-type access
port default vlan 3700
#
interface NULL0
#
cpu-defend policy arpattcheck
auto-defend enable
auto-defend threshold 30
#
ip route-static 0.0.0.0 0.0.0.0 172.18.2.254
ip route-static 10.230.8.0 255.255.255.0 172.18.2.250
ip route-static 172.16.0.0 255.255.0.0 172.18.2.250
ip route-static 172.30.1.0 255.255.255.0 172.18.2.250
ip route-static 172.30.16.0 255.255.240.0 172.18.2.250
ip route-static 172.30.32.0 255.255.255.0 172.18.2.250
ip route-static 192.168.0.0 255.255.0.0 172.18.2.250
#
snmp-agent

stelnet server enable
ssh authentication-type default password
ssh client first-time enable
ssh client 172.18.2.227 assign rsa-key 172.18.2.227
ssh client 172.31.100.249 assign rsa-key 172.31.100.249
ssh client 172.31.100.250 assign rsa-key 172.31.100.250
ssh client 172.31.100.251 assign rsa-key 172.31.100.251
ssh client 172.31.100.66 assign rsa-key 172.31.100.66
#
cpu-defend-policy arpattcheck global
#
user-interface con 0

user-interface vty 0 4
authentication-mode aaa
user privilege level 15
protocol inbound all
user-interface vty 16 20
#
return

2019-06-28 15:31:19 +08:00

回复了 ericbize 创建的主题 › 宽带症候群 › 想请教一下，三层交换机的转发速率。

@Tianao

#
interface Vlanif1
#
interface Vlanif19
ip address 172.31.99.254 255.255.255.0
#
interface Vlanif20
ip address 172.31.100.248 255.255.255.0
#
interface Vlanif21
ip address 172.31.101.254 255.255.255.0
#
interface Vlanif308
ip address 172.18.1.254 255.255.255.0
#
interface Vlanif3700
ip address 172.18.2.225 255.255.255.224
#
interface MEth0/0/1
ip address 10.1.1.1 255.255.255.0
#
interface Eth-Trunk4
#
interface Eth-Trunk5
description to_emmm-emmm-002
port link-type trunk
port trunk allow-pass vlan 2 to 4094
#
interface Eth-Trunk6
description to_emmm_emmm_058
port link-type trunk
port trunk allow-pass vlan 2 to 4094
#
interface Eth-Trunk7
description to_emmm_emmm_017
port link-type trunk
port trunk allow-pass vlan 2 to 4094
#
interface Eth-Trunk8
description to_emmm_emmm_030
port link-type trunk
port trunk allow-pass vlan 2 to 4094
#
interface Eth-Trunk9
description to_emmm_emmm_037
port link-type trunk
port trunk allow-pass vlan 2 to 4094
#
interface Eth-Trunk10
description to_emmm_emmm_080
port link-type trunk
port trunk allow-pass vlan 2 to 4094
#
interface Eth-Trunk11
description to_emmm_emmm_081
port link-type trunk
port trunk allow-pass vlan 2 to 4094
#
interface Eth-Trunk12
description to_emmm_emmm_082
port link-type trunk
port trunk allow-pass vlan 2 to 4094
#
interface GigabitEthernet0/0/1
port link-type trunk
port trunk allow-pass vlan 19 308
#
interface GigabitEthernet0/0/2
port link-type access
port default vlan 3700
port-mirroring to observe-port 1 inbound
port-mirroring to observe-port 1 outbound
#
interface GigabitEthernet0/0/3
eth-trunk 7
#
interface GigabitEthernet0/0/4
eth-trunk 8
#
interface GigabitEthernet0/0/5
eth-trunk 9
#
interface GigabitEthernet0/0/6
eth-trunk 10
#
interface GigabitEthernet0/0/7
eth-trunk 11
#
interface GigabitEthernet0/0/8
eth-trunk 12
#
interface GigabitEthernet0/0/9
#
interface GigabitEthernet0/0/10
shutdown
#
interface GigabitEthernet0/0/11
#
interface GigabitEthernet0/0/12
#
interface GigabitEthernet0/0/13
#
interface GigabitEthernet0/0/14
description toFTFW
port link-type trunk
port trunk allow-pass vlan 2 to 4094
#
interface GigabitEthernet0/0/15
#
interface GigabitEthernet0/0/16
description toShiJinFW(89)
port link-type access
port default vlan 3700
#
interface GigabitEthernet0/0/17
#
interface GigabitEthernet0/0/18
#
interface GigabitEthernet0/0/19
#
interface GigabitEthernet0/0/20
port link-type trunk
port trunk allow-pass vlan 2 to 4094
#
interface GigabitEthernet0/0/21
#
interface GigabitEthernet0/0/22
#
interface GigabitEthernet0/0/23
#
interface GigabitEthernet0/0/24
#
interface GigabitEthernet0/0/25
#
interface GigabitEthernet0/0/26
#
interface GigabitEthernet0/0/27
#
interface GigabitEthernet0/0/28
#
interface GigabitEthernet0/0/29
#
interface GigabitEthernet0/0/30
#
interface GigabitEthernet0/0/31
#
interface GigabitEthernet0/0/32
#
interface GigabitEthernet0/0/33
#
interface GigabitEthernet0/0/34
#

2019-06-27 20:42:46 +08:00

回复了 ericbize 创建的主题 › 宽带症候群 › 想请教一下，三层交换机的转发速率。

@Tianao
CIST topology change information
Number of topology changes :921
Time since last topology change :15 days 3h:39m:32s
Topology change initiator(notified) :GigabitEthernet0/0/1
Topology change last received from :0425-c529-60b0
Number of generated topologychange traps : 80
Number of suppressed topologychange traps: 4

似乎也没有网络震荡

2019-06-27 20:39:39 +08:00

回复了 ericbize 创建的主题 › 宽带症候群 › 想请教一下，三层交换机的转发速率。

@CallMeReznov cpu 负载 30% 左右，

2019-06-27 20:38:44 +08:00

回复了 ericbize 创建的主题 › 宽带症候群 › 想请教一下，三层交换机的转发速率。

@intoext 没有设置 acl
@Tianao 没有动态路由，路由表立都是直连和静态

表现就是本地 ping 1.5ms ~ 2ms，然后 ssh 上去很慢，找不到原因。
其次是

2019-06-27 20:33:40 +08:00

回复了 ericbize 创建的主题 › 宽带症候群 › 想请教一下，三层交换机的转发速率。

@helijia21 S5700-52C-EI 做了堆叠

2019-06-27 09:19:24 +08:00

回复了 ericbize 创建的主题 › 宽带症候群 › 想请教一下，三层交换机的转发速率。

@ixiaoyui N 年前，公司在机房只有两三个柜，现在加到了 9 个，换交换机有风险