groupon cisco

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How Cisco switches Find loops and workarounds

how Cisco switches Find loops and workaroundsHow can I intuitively and quickly determine if a Cisco switch has a loop? and quickly locate the switch loop location? This becomes a problem?Loop view there is currently no best way to visually view only through some information. There are many prevention loop commands in the Cisco environment in addition to spanning

"Dry" Cisco H3C Huawei Switches Bulk configuration ports those things

Cisco is the one who learns when it comes to networking. So the Cisco complex is very deep, and then the working contact with Cisco devices is few ...about configuring the same port configuration in bulk# # #思科:Interface Range g1/0/x to g1/0/y # # # #就英文的意思, today a set of port ranges ...Switchport mode accessSwitchport Access VLAN 300# # #华为, Hua 3 no? (Some peo

Cisco vro basic configuration tutorial route settings tutorial

Comments: This article describes the basic configurations of Cisco routers. The configuration process of Cisco routers is still complicated, and there are many factors to consider, especially in terms of security. In fact, there is no need to make the router think so complicated. In fact, the router is a computer with multiple ports, but it plays a different role in the network than the general PC. How can

Cisco License Manager

Labels: upstream and downstream software commands   CiscoSignificance and value of License Manager:Cisco License Manager is a secure client/server application to manage Cisco IOS software activation and license management across a wide range of Cisco platforms running Cisco IOS software, as well as other operating systems. It automates workflows relate

Protocol use for Cisco Unified Communication System Architecture

We have previously introduced the overall structure of Cisco's Unified Communication call system. Now let's take a look at the core features of SIP implementation and other supported functions. We hope that the introduction and analysis in this article will help you understand this part of knowledge. Cisco deploys SIP based on RFC to implement core telephone features. To provide many SCCP-based features, Cisco

Comprehensive Analysis of Two Cisco access routers

Access routers are currently one of the most popular routes, and their performance and features have been recognized by many people. Here we mainly analyze Cisco access routers with many applications. Both Cisco 1721 and 1720 adopt Cisco IOS software, which can provide a low-cost solution for small branches of small and medium enterprises and enterprises so that

Using SNMP to send commands to Cisco routers

Send Cisco commands via SNMPAn article by Fabio Semperboni Tutorial inShare136 Tweet In the article "How to save configurations using SNMP", I has explained how to get the Cisco configuration using SNMP. Now, I explain how to send commands via SNMP using the "Ciscoconfigcopymib" MIB; With this MIB, you can replace Running/startup configuration, send commands, save The "show" Output or reload the devic

How the Cisco 1800 vswitch works and its skills

Cisco 1800 is another core product launched by Cisco. But can this product have a place in the market, it depends on its own performance and whether it is the type of switch the customer needs. CISCO products are widely used by network users. understanding of their typical products and their characteristics can give a general understanding of network devices, the

Analyze the vro configuration differences between CISCO and Huawei 3COM

The features and configuration interfaces of Huawei routers and CISCO routers of the same grade are exactly the same, and some of them have also been improved according to the needs of domestic users. For example, the configuration and debugging interface that can be switched between Chinese and English makes Chinese users no longer have to face a lot of professional English words. In addition, its software upgrade, remote configuration, backup center

Explanation of Cisco Access Router's media verification and encryption features

Currently, Cisco access routers are widely used, and the features of media verification and encryption are one of the features of Cisco access routers. So I studied how to use the secure RTP media verification and encryption features, I would like to share it with you here and hope it will be useful to you. The media authentication and encryption features provided by the

Cisco combined with Microsoft to reduce data center complexity and accelerate customer revenue generation

Cisco and Microsoft announced today that they will combine Cisco's unified data center architecture with Microsoft Fast Track architecture solutions to help customers reduce complexity, increase IT efficiency, and increase business flexibility. Cisco and Microsoft have also developed development plans for solutions that have been jointly verified by both parties, it aims to help channel partners that deploy

Pull a pass from the loopback interface Linuxer and Cisco np/ie who can explode who

, it is enough to explode any despise linuxer of those na/np/ie.If I say: Ping the address with the source X (this sentence has an implicit thing, that is, you have to get a loopback, the source you want to bring up, but if you say it out, it appears layman). You must think I am a na/np/ie, because for linuxer, there is no "with the source" such as the saying, nor often use this, usually directly ping, not through the stare ... With the source Ping, the general will be configured on the network

Python configures Cisco network devices with Telnet

!! Using the Telnetlib Library1 topologiesR4, R5 are not routed to 1.1.1.1 and 2.2.2.2 when the script is not running:The configuration document is placed in the same directory as the Python script:After running the Python script:-process=image/watermark,size_16,text_qduxq1rp5y2a5a6i,color_ffffff,t_100,g_se,x_10,y_10,shadow_90,type_ zmfuz3pozw5nagvpdgk= "alt=" Python configures Cisco network devices via Telnet/>Success!#conf.py 文件import timefrom telne

Cisco Bound MAC Address

The following three options are available in Cisco, and Scenario 1 and Scenario 2 implement the same functionality, which is to bind a specific host's MAC address (the NIC hardware address) on the specific switch port. Scenario 3 is the MAC address (NIC hardware address) and IP address of the specific host that is bound on the specific switch port.1. Protocol Port-based MAC address bindingFor example, the Cisco

About Cisco and ZTE three-layer devices OSPF interconnect

Generally in the device by default Cisco and ZTE three-tier devices are connected via the OSPF protocol, and packets below 500 can be ping-through, but once more than 500, packets will be dropped. This is because the Cisco device defaults to packet fragmentation when the PPP is encapsulated, and ZTE devices do not support Shard reassembly, so the acceptance data cannot be matched. However, if the MTU is red

Cisco Catalyst 4500 module model and function

Ws-x4148-fe-bd-lc:cisco Catalyst 4500 Fast Ethernet switching module, 48 port 100base-bx-d SMF (LC) Ws-x4124-fx-mt:cisco Catalyst 4000 Fast Ethernet switching module, 24 port 100base-fx (MT-RJ) Ws-x4148-fx-mt:cisco Catalyst 4500 Fast Ethernet switching module, 48-Port 100BASE-FX multimode fiber (MMF) Ws-x4124-rj45:cisco Catalyst 4500 10/100 module, 24 port (RJ-45) Ws-x4148-rj:cisco Catalyst 4500 10/100 module, 48 port (RJ-45) Ws-x4148-rj21:

Cisco Router password recovery

When a Cisco router forgets or loses the enable password, there are two ways to recover, depending on which series of routers you are using. The first of these methods This approach restores the following routers: Cisco 2000 series, 2500 series, 3000 series, Cisco 4000 series using the 680x0 Motorola CPU, and 10.0 series routers running 7000 versions of

Cisco router storage and iOS upgrades

First, the Cisco router to introduce the memory A router is similar to a computer in that it also has memory, operating system, configuration, and user interface, and the operating system in Cisco routers is calledInternet Operating System (Internetwork operating system) or iOS. The following is mainly about the storage of routers. ROM: Read-only memory contains a copy of the iOS being used by the router;

Cisco single-Arm routing configuration, illustrated examples

Cisco single-ARM routing configuration One-arm routing, which is to set up multiple logical subinterfaces on the router, one VLAN for each sub-interface. The data on each sub-interface is passed on the physical link to be labeled encapsulated. Cisco devices support ISL and 802.1q (dot1q) protocols. Huawei only supports 802.1q. The difference between dot1q and ISL: dot1q is a generic VLAN protocol model for

Focus on the performance competition of several Cisco smart Switches

Follow the performance competitions of several Cisco smart switches. Many companies now have their own switches to learn about the performance of Cisco smart switches and provide objective references for your selection, select a Cisco smart switch that suits your company. Cisco is the only company in the enterprise, se

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