Chapter 55 Product Specifications
Table 170 Firmware Specifications (continued)
FEATURE | DESCRIPTION |
STP (Spanning Tree | (R)STP detects and breaks network loops and provides backup |
Protocol) / RSTP (Rapid | links between switches, bridges or routers. It allows a Switch to |
STP) | interact with other (R)STP |
| to ensure that only one path exists between any two stations |
| on the network. |
|
|
Loop Guard | Use the loop guard feature to protect against network loops on |
| the edge of your network. |
|
|
IP Source Guard | Use IP source guard to filter unauthorized DHCP and ARP |
| packets in your network. |
|
|
Link Aggregation | Link aggregation (trunking) is the grouping of physical ports |
| into one logical |
| ports if for example, it is cheaper to use multiple |
| links than to |
| |
|
|
Port Authentication and | For security, the Switch allows authentication using IEEE |
Security | 802.1x with an external RADIUS server and port security that |
| allows only packets with dynamically learned MAC addresses |
| and/or configured static MAC addresses to pass through a port |
| on the Switch. |
|
|
Authentication, | The Switch supports authentication, authorization and |
Authorization and | accounting services via RADIUS and TACACS+ AAA servers. |
Accounting |
|
|
|
Device Management | Use the web configurator or commands to easily configure the |
| rich range of features on the Switch. |
|
|
Port Cloning | Use the port cloning feature to copy the settings you configure |
| on one port to another port or ports. |
|
|
Syslog | The Switch can generate syslog messages and send it to a |
| syslog server. |
|
|
Firmware Upgrade | Download new firmware (when available) from the ZyXEL web |
| site and use the web configurator, CLI or an FTP/TFTP tool to |
| put it on the Switch. |
| Note: Only upload firmware for your specific model! |
| |
Configuration Backup & Make a copy of the Switch’s configuration and put it back on | |
Restoration | the Switch later if you decide you want to revert back to an |
| earlier configuration. |
|
|
Cluster Management | Cluster management (also known as iStacking) allows you to |
| manage switches through one switch, called the cluster |
| manager. The switches must be directly connected and be in |
| the same VLAN group so as to be able to communicate with |
| one another. |
|
|
sFlow | sFlow allows the Switch to monitor traffic in a network by |
| getting sample data and packet statistics from traffic, and send |
| information to an sFlow collector for analysis. |
|
|
PPPoE IA | With the PPPoE Intermediate Agent enabled, the Switch can |
| give a PPPoE termination server additional subscriber |
| information that the server can use to identify and authenticate |
| a PPPoE client. |
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