Category Archives: Huawei switch supply Huawei S2300 Switch, buy S2300 Switch, inquire S2300 Switch price, check S2300 Switch datasheet at

When Users Fail Wireless Portal Authentication by the S12708 and Policy Center 

Wireless Portal authentication is configured on the S12708 and Policy Center. The VPN instance XX is bound to VLANIF 256 of the switch for communication with the Portal server. Authentication fails and no authentication records are displayed on the Portal server. The configuration on the switch is as follows: sysname Core_S12708 # set net-manager vpn-instance… Read More »


When Can not login S5700 after S5700 power on?

Issue Description After a customer upgraded the software version to V200R005C00SPC500 and the latest patch V200R005SPH011 from V200R005C00SPC200, he could login S5700 by telnet. Then the S5700 was powered off due to power outage. After he powered on S5700 again, he couldn’t login S5700 by telnet. The topology is simple:   Here are the detail… Read More »

How Is MAC Address Authentication Configured on the S5700?

Issue Description Version: V100R005C01SPC100 Question: How is MAC address authentication configured on the S5700? Alarm Information None Handling Process Answer: Local MAC address authentication can be configured as follows: [Quidway]mac-authen [Quidway]mac-authen username macaddress format with-hyphen [Quidway]aaa [Quidway-aaa] [Quidway-aaa]local-user f0de-f163-76d5 password simple f0de-f163-76d5 [Quidway]int ethe0/0/4 [Quidway-Ethernet0/0/4]mac-authen When MAC address authentication fails, the switch does not learn… Read More »

When meet Issue about RRPP ring status on S7700 .

Issue Description 1. Topology 2. After configured, the sub ring status is preforwarding on S7700 RRPP Ring      : 2 Ring Level     : 1 Node Mode    : Edge Transit Ring State     : PreForwarding Is Enabled     : Enable                             Is Active: Yes Primary port   : Ethernet2/0/2                 Port status: UP Ethernet2/0/3                 Port status: UP Secondary port : Ethernet2/0/5              Port status: BLOCKED… Read More »

When cannot ping the server through S5700HI VLL network.

Issue Description 1. Topology Client — L3VPN — NE40E(PE) —- S5700HI-1(P) — S5700HI(PE) —– Access Switch — Server 2. Problem description Configure VLL service between NE40E and S5700HI. Found some servers can ping and some cannot ping from client. Alarm Information None Handling Process 1. Ping Server from access switch and it is ok. 2.… Read More »

If 5700 stack member fall out caused by A large number of MAC entries delete.

Issue Description When the issue happened, S5700 stack member cannot be accessed intermittently. Status information about this stack member cannot be obtained through commands and this fault cannot be automatically rectified. After powered off and restarted the stack member, the fault was disappeared. The command output showed that information about a stack member cannot be obtained.… Read More »

What’s the fault S5700, and all multicast traffic is being forwarded?

Issue Description S5700-X-LI-28P using software V200R003C00SPC300. Traffic belonging to multiple multicast source are forwarded to all host, even if the ”display igmp-snooping port-info” command didn’t show any entry. Alarm Information We don’t have to configure ”multicast-vlan enable” and ”multicast-vlan user-vlan <vlan-id>” to get multicast to an interface where customer-vlan and multicast-vlan is added simultaneously and… Read More »

How to Configure Aggregated CAR on the S7700 and S9700?

Issue Description How Do I Configure Aggregated CAR on the S7700 and S9700? Solution Aggregated CAR can be implemented in 1-level or 2-level mode. 1-level CAR: limits the total rate of outbound data flows destined for MAC addresses 1-1-1 and 2-2-2 to 100 kbit/s on GE1/0/1. The 1-level CAR rate limiting policy can be configured… Read More »

Broadcast storm occured in S5300 when STP was ruuning

Issue Description There were 2, S5300 switches and 1 Eudemon 200E firewall, connected in a ring in layer 2 mode. Vlans were passing between switches and firewall.   Networking Scanario:   On swtich S5300_01: port towards S5300_02:                            Ethernet trunk 1 (gig 0/0/19,gig0/0/20)… Read More »