First of all, in fact, in the current contact with the enterprise network has been in the case of large IDC operators, many customers on the initial positioning and demand for redundancy programs are very high requirements. Many of the intermediate competitors have outdated (MSTP+VRRP) technology solutions, state-of-the-art virtualization solutions, and more.
So here I have a brief talk about some of the more typical cases I've encountered in the past:
Well, I'll get a direct tan. Logical topology:
PS: The structure diagram part is harmonious, only a part of it is intercepted.
For a state-owned enterprise bidding scheme, (has won the bid), the network structure by my organization throughout the implementation, now think about how much a bit excited.
Device parameters I can only disclose some of the following:
Firewall checkpoint
Switch h3c-10000+ Series
Initial design ideas and introductions, I do not repeat here. We all understand each other.
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The picture below is the original draft, so it's a little rough. The final version is inconvenient to disclose, professional accomplishment. You can't post it.
Keywords: redundancy, traffic switching, single point of failure
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Well, I don't have much to talk about here.
First of all, the most common Huawei Enterprise S5700 stack (stack) configuration combat experience and notes collation. Serving!
First, the premise of the Huawei S5700 series that supports stacking:
S5700si, S5700ei
System firmware v100r005, v100r006, v200r001
S5710ei, s5700li
System firmware v200r001
Individually equipped, stacked interface board + dedicated stacking cable (this is a lot of money), state-owned enterprises said otherwise.
The default for Huawei Stack is open, just like STP, which is turned on by default.
Fool-type configuration stacking: Stack the interface board and the stacking cable before the power is fully connected. Power-up automatically defaults to form a stack
Professional Network Workers configuration:
Stack slot Slot-id Renumber New-slot-id (after the stack ID is configured, the switch needs to be restarted to take effect.) You must first execute the command stack enable device stacking function before executing the command
Stack slot Slot-id priority priorities (the smaller the precedence becomes msater)
Stack timer mac-address switch-delay delay-time (Mac switching time)
Display Stack
Display stack peers (view status)
In the stacking line (please follow the 1-Port 2-port Daisy cross-rule plug) inserted well after the boot, stacked formation. Configuration End
You will then see the following: (Fool Configuration method)
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The interface becomes a total of 48 ports in X2.
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So here, I want to emphasize. And the first to enter the network workers, re-simple to talk about the stack vulgar understanding is what?
Stacking refers to the combination of multiple stand-alone devices that support stacking features, logically combining them into a single unit. Stacking devices with stacked cables to ring-type or chain-type topology networking, up to the same time to connect the Jiutai stand-alone device, Jiutai device logically with a device to achieve message forwarding.
Popular Point understanding: Two units change one, all the operation, on one stage operation can. For example, there is a management address, in the configuration can be. There is no need to configure a single machine like cascade. Simple and rude.
We strongly recommend you, using this technology, to go outside to install X, because do not install a pack. You won't get a chance to touch the device. People in the lake, cherish touch Equipment remember the opportunity!!
I have also done some, in addition to the situation, add the Stack interface board operation record. That is: The original single point, later because of security for redundancy written upgrade program to implement.
When adding a stack interface board, the device log
Jul 15:20:45-05:13 quidway entitytrap/4/entitycpuresume:oid 1.3.6.1.4.1.2011.5.25.219.2.14.2 CPU Utilization
Recovered to the normal range. (index=67108873, entityphysicalindex=67108873, physicalname= "MPU Board 0",
entitythresholdtype=2, entitythresholdvalue=80, entitythresholdcurrent=71, entitytrapfaultid=154.)
[Quidway]
Jul 15:21:13-05:13 quidway srm/3/entityresume:oid 1.3.6.1.4.1.2011.5.25.129.2.1.10 subcard are plugged in.
(entityphysicalindex=67141645, Basetrapseverity=3, basetrapprobablecause=68081, Basetrapeventtype=5,
entphysicalcontainedin=5, Entphysicalname= Card 0/2, Relativeresource=subcard, Reasondescription=subcard plug in )
[Quidway]
Jul 15:21:13-05:13 Quidway%%01alml/4/ent_plug_in (L) [0]: Card 0/2 is plugged in.
When the device is in a running state and the stack card is added, the switch outputs the information as above. The cue board has been loaded properly into the switch.
does not affect the normal operation of the switch and does not cause a reboot (for example, after inserting causes a reboot, etc.)
Scenario 1: But if you add a new device that needs to be stacked, you need to restart both switches. Otherwise the function does not come up.
Case 2: If you are stacking, replace the member group device and connect the board to the card port. Automatic identification of expansion devices.
Well, here's the introduction to the configuration. Finally, a common configuration of dry goods is attached:
First modify the priority level to determine that the switch that is currently running is master.
[S5710-ei---A] stack slot 0 priority 150
[S5710-ei---A] inter stack-port 0/1
[S5710-ei---a-stack-port 0/1] Port interface xgigabitethernet 0/0/1 Adding the business port to the stacking interface is to make this 0/0/1 interface into a stacking port
[S5710-ei---a-stack-port 0/1] Port interface xgigabitethernet 0/0/2
[S5710-ei---A] inter stack-port 0/2
[S5710-ei---a-stack-port 0/2] Port interface xgigabitethernet 0/0/3
[S5710-ei---a-stack-port 0/2] Port interface xgigabitethernet 0/0/4
[S5710-ei---B] stack slot 1 priority 100
[S5710-ei---B] inter stack-port 1/1
[S5710-ei---b-stack-port 1/1] Port interface xgigabitethernet 1/0/1 Adding the business port to the stacking interface is to make this 0/0/1 interface into a stacking port
[S5710-ei---b-stack-port 1/1] Port interface xgigabitethernet 1/0/2
[S5710-ei---B] inter stack-port 1/2
[S5710-ei---b-stack-port] Port interface xgigabitethernet 1/0/3
[S5710-ei---b-stack-port] Port interface xgigabitethernet 1/0/4
Above is the personal work experience a little summary share, welcome the big God to shoot bricks.
This article from "Allen on the road-from zero to one" blog, reprint please contact the author!
Network devices-Huawei-Switch Stack end configuration Chapter