SG 300-20P - Switch réseau CISCO - Notice d'utilisation et mode d'emploi gratuit

Type de produit	Switch réseau Gigabit Ethernet géré
Marque	CISCO
Modèle	SG 300-20P
Ports	18 ports 10/100/1000 + 2 emplacements combo mini-GBIC
Alimentation Power over Ethernet (PoE)	Oui
Dimensions (L x P x H)	44 x 25 x 4,4 cm (format 1U)
Poids	Environ 3 kg
Alimentation électrique	AC 100-240V, 50-60 Hz
Consommation électrique	Maximale avec PoE : environ 150 W
Fonctions de gestion	Interface web, SNMP, VLAN, QoS, ACL, routage statique, IPv6, Spanning Tree, Link Aggregation
Qualité de service (QoS)	Oui, avec priorités par port et classe de trafic
Sécurité	ACL, 802.1X, port security, VLAN invités
Protocoles supportés	IEEE 802.3, 802.3u, 802.3ab, 802.3z, 802.3af (PoE), 802.3x, 802.1D, 802.1Q, 802.1p, 802.1X
Ventilation	Sans ventilateur (silencieux)
Température de fonctionnement	0 à 40 °C
Humidité de fonctionnement	10 % à 90 % (sans condensation)
Entretien et nettoyage	Nettoyer avec un chiffon doux et sec. Ne pas utiliser de produits abrasifs ou de solvants.
Sécurité d'utilisation	Respecter les consignes de tension et de mise à la terre. Débrancher avant tout nettoyage.
Pièces détachées et réparabilité	Pièces détachées non disponibles séparément. Garantie limitée à vie pour le matériel. Support technique gratuit pendant 12 mois.
Garantie	Garantie limitée à vie Cisco (matériel), ventilateurs et alimentations également à vie

FOIRE AUX QUESTIONS - SG 300-20P CISCO

Comment réinitialiser le switch Cisco SG 300-20P aux paramètres d'usine ?

Maintenez enfoncé le bouton Reset situé sur le panneau avant pendant environ 10 secondes jusqu'à ce que le voyant System clignote. Relâchez le bouton ; le switch redémarrera avec les paramètres par défaut.

Quelle est l'adresse IP par défaut pour accéder à l'interface web ?

L'adresse IP par défaut est 192.168.1.254. Assurez-vous que votre ordinateur est dans le même sous-réseau (par exemple 192.168.1.x) pour y accéder.

Quel est le budget PoE total du SG 300-20P ?

Le budget PoE total est de 180 W (ports 1 à 18), ce qui permet d'alimenter des périphériques comme des téléphones IP, des caméras ou des points d'accès.

Comment configurer un VLAN sur le SG 300-20P ?

Connectez-vous à l'interface web. Allez dans VLAN Management > Create VLAN. Entrez un ID et un nom. Ensuite, attribuez les ports au VLAN dans Port to VLAN. N'oubliez pas de définir le mode de port (access ou trunk).

Le switch supporte-t-il le routage inter-VLAN ?

Oui, le SG 300-20P prend en charge le routage statique inter-VLAN. Vous devez configurer les interfaces VLAN (SVI) et activer le routage dans IP Configuration.

Comment mettre à jour le firmware du switch ?

Téléchargez le dernier firmware depuis le site Cisco. Dans l'interface web, allez dans Administration > File Management > Firmware Update, sélectionnez le fichier, et cliquez sur Update. Le switch redémarrera après la mise à jour.

Puis-je utiliser des câbles Ethernet standards avec ce switch ?

Oui, utilisez des câbles Cat5e ou Cat6 pour des performances Gigabit optimales. Pour le PoE, des câbles Cat5e ou supérieurs sont recommandés.

Comment sécuriser l'accès à l'interface de gestion ?

Dans l'interface web, allez dans Administration > User Accounts pour changer le mot de passe par défaut. Activez HTTPS dans Management > HTTP/HTTPS. Vous pouvez également configurer des ACL pour limiter les adresses IP autorisées.

Le switch est-il silencieux ?

Oui, le SG 300-20P est sans ventilateur (conception passive), ce qui le rend totalement silencieux, idéal pour un environnement de bureau.

Que faire si le switch ne répond plus après une modification de configuration ?

Si l'interface web est inaccessible, effectuez une réinitialisation matérielle (bouton Reset). Si cela ne fonctionne pas, utilisez la console série (câble RJ45 vers DB9) avec les paramètres 115200 bauds, 8 bits, pas de parité, 1 stop bit, puis reconnectez-vous en mode CLI pour rétablir la configuration.

MODE D'EMPLOI SG 300-20P CISCO

For Small Business

For

Small

Business

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CISCO

Powerful Features and Performance at an Affordable Price

To stay ahead in a competitive marketplace, small businesses need to make every dollar count. That means getting the most value from your technology investments, but it also means making sure that employees have fast, reliable access to the business tools and information they need. Every minute an employee waits for an unresponsive application—and every minute your network is down—has an impact on your bottom line. When your business needs more advanced security and switch features, but value is still a top priority, you're ready for the new generation of Cisco® Small Business managed switches: the Cisco 300 Series.

Move Up to a Business-Class Network

The Cisco 300 Series is a broad portfolio of affordable managed switches that provide a powerful foundation for your business network. These switches improve the availability of your critical business applications, protect your sensitive information, and optimize your network bandwidth to enable a more productive, effective workplace. Easy to set up and use, the Cisco 300 Series provides the ideal combination of affordability, performance, and capabilities in a solution designed specifically for small businesses.

• Speed up file transfers and improve slow, sluggish networks with a solution that has been rigorously tested to deliver high availability, performance, and uptime.
• Empower your employees with state-of-the-art communication and productivity solutions such as IP telephony and secure wireless connectivity, without affecting the performance or security of your other business applications.
• Protect your business with security capabilities that lock down your network and tightly controlling access.

Deliver the Right Features at the Right Price

Cisco 300 Series Switches offer enhanced switch features that support advanced technologies, including quality of service (QoS) intelligence and advanced traffic management to simplify the addition of voice, wireless, and security services. These advanced managed switching features give you a variety of capabilities for controlling traffic over your network and help keep your applications running at peak performance, in a solution designed and priced for small businesses.

• Boost business communications with IP telephony, wireless, and other advanced deployments using Power over Ethernet (PoE) connectivity, QoS, and virtual LANs to segment network traffic.
• Turn up powerful security measures such as access control lists (ACLs) and guest virtual LANs (VLANs) to provide rich services to users while protecting applications and information.
• Meet tomorrow's networking needs as well as today's with advanced features like static routing and IPv6 support, which let you enable the latest generation of networking applications and operating systems without an extensive equipment upgrade.
• Reduce power consumption by using these eco-friendly switches. Designed to optimize power usage, the switches offer energy efficiency without compromising performance by powering down ports when not in use. Choose from models that have no fans, so they run silently and unobtrusively, even as they reduce energy costs.

Front view of a network switch device with multiple Ethernet ports (no visible text or labels)

Connect Your Business

The Cisco 300 Series provide the ideal combination of features and affordability to create a more efficient, better-connected workforce.

Table 1. Cisco 300 Series Switches

Product Model	Ports	Expansion Ports	PoE
Fast Ethernet
SF300-08	8-port 10/100
SF302-08	8-port 10/100	2 Combo* mini-GBIC slots
SF302-08P	8-port 10/100	2 Combo* mini-GBIC slots	o
SF302-08MP	8-port 10/100	2 Combo* mini-GBIC slots	o
SF300-24	24-port 10/100	2 10/100/1000 ports and 2 Combo* mini-GBIC slots
SF300-24P	24-port 10/100	2 10/100/1000 ports and 2 Combo* mini-GBIC slots	o
SF300-48	48-port 10/100	2 10/100/1000 ports and 2 Combo* mini-GBIC slots
SF300-48P	48-port 10/100	2 10/100/1000 ports and 2 Combo* mini-GBIC slots	o
Gigabit Ethernet
SG300-10	8-port 10/100/1000	2 Combo* mini-GBIC slots
SG300-10P	8-port 10/100/1000	2 Combo* mini-GBIC slots	o
SG300-10MP	8-port 10/100/1000	2 Combo* mini-GBIC slots	o
SG300-20P	18-port 10/100/1000	2 Combo* mini-GBIC slots
SG300-28P	26-port 10/100/1000	2 Combo* mini-GBIC slots
SG300-28P	26-port 10/100/1000	2 Combo* mini-GBIC slots	o
SG300-52	50-port 10/100/1000	2 Combo* mini-GBIC slots

*Each combo mini-gigabit interface converter (GBIC) port has one 10/100/1000 Ethernet port and one mini-GBIC/Small Form-Factor Pluggable (SFP) Gigabit Ethernet slot, with one port active at a time.

Simplify Setup and Management

Cisco 300 Series Switches are designed to be easy to configure and manage. They make it easy to set up and manage even complex network environments, reducing the time your staff devotes to network management and troubleshooting.

• Speed setup with an intuitive, web-based interface that simplifies security, QoS traffic prioritization, and configuration and management.
  • Balance automation with fine-grained control using simple graphical tools and preset configuration options based on Cisco best practices and pretested deployments with Cisco Smartports (available in early 2011).
• Protect your investment with a solution that has been designed and tested to easily integrate with other Cisco networking and communications products, including the complete Cisco Small Business portfolio.

Cisco Limited Lifetime Hardware Warranty

The Cisco 300 Series offers a limited lifetime hardware warranty with next business day advance replacement (where available, otherwise same day ship) and a limited lifetime warranty for fans and power supplies. In addition, Cisco offers software bug fixes for the warranty term, and telephone technical support at no charge for the first 12 months following the date of purchase. To download software updates, go to: http://www.cisco.com/cisco/web/download/index.html.

Product warranty terms and other information applicable to Cisco products are available at www.cisco.com/go/warranty.

Service and Support

Cisco 300 Series Switches are backed by the Cisco Small Business Support Service, which provides affordable peace-of-mind coverage. This subscription-based service helps you protect your investment and derive maximum value from Cisco Small Business products. Delivered by Cisco and backed by your trusted partner, this comprehensive service includes telephone support and access to the Cisco Small Business Support Center.

A Powerful Foundation for the Small Business Network

Cisco 300 Series Switches provide the right features at the right price, along with the reliability, performance, and investment protection you expect from a Cisco switch. You can rest assured that your network has been rigorously tested to deliver business-class availability and performance at an affordable price and is backed by a limited lifetime warranty and the Cisco Small Business Support Center. You can also be confident that your network will grow with your business. The Cisco 300 Series was designed to integrate future networking and communication deployments, and is fully compatible with the complete Cisco Small Business portfolio.

To learn more, visit www.cisco.com/go/300switches.