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Cabletron Systems 6H128-08, 6H129-08 manual Runtime IP Address Discovery, Management

Models: 6H129-08 6H128-08

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6H12X-08 Overview

1.3.3Runtime IP Address Discovery

This feature enables the 6H12X-08 to automatically accept an IP address from a BootP server on the network into NVRAM without requiring a user to enter an IP address through Local Management.

When the 6H12X-08 is connected to the network and powered up, Runtime IP Address Discovery (RAD) checks the 6H12X-08 for an IP address. If one has not been assigned (6H12X-08 IP address set to 0.0.0.0), RAD checks to see if any of the 6H12X-08 interfaces have a link. If so, RAD sends out Reverse Address Resolution Protocol (RARP) and BootP requests to obtain an IP address from a BootP or RARP server on the network.

The RAD requests start out at an interval of 1 second and doubles after every transmission until an interval of 300 seconds is reached. At this point, the interval remains at 300 seconds. The RAD requests continue until an IP address is received from a BootP or RARP server, or an IP address is entered using Local Management.

1.3.4Management

Management of the 6H12X-08 is accomplished using Local Management tools or remote Simple Network Management Protocol (SNMP) management stations. In-band remote management is possible using any SNMP compliant Network Management Software. Out-of-band Local Management is provided through the RJ45 COM port on the front panel using a VT100 terminal, or a remote VT100 terminal emulator via a modem connection, and in-band via a Telnet connection.

Local Management provides the ability to manage the 6H12X-08 and any of the optional Fast Ethernet Interface Modules installed in ports 7 and 8 of the 6H12X-08.

6H128-08 and 6H129-08 User’s Guide

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Cabletron Systems 6H128-08, 6H129-08 manual Runtime IP Address Discovery, Management
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6H129-08, 6H128-08 specifications

Cabletron Systems was a notable provider of networking hardware in the 1990s, specializing in solutions that enabled enterprises to build robust and scalable networks. Among their product offerings were the models 6H128-08 and 6H129-08, which were designed to meet the needs of demanding networking environments.

The 6H128-08 is an Ethernet hub that supports up to 128 ports. This model is particularly recognized for its reliability and performance in connecting numerous devices within a local area network. One of the main features of the 6H128-08 is its support for both 10BASE-T and 100BASE-TX Ethernet standards, allowing it to handle varying data transmission speeds and ensuring compatibility with older and newer devices. This dual support features made it particularly appealing for businesses transitioning from older network technologies to faster Ethernet connections.

In terms of technology, the 6H128-08 leverages a centralized architecture which reduces network collision domains. This design contributes to improved network performance by allowing simultaneous data transmission from multiple devices. The hub features a range of LEDs that provide real-time status updates on port connectivity and data transmission activity. This allows network administrators to easily monitor and troubleshoot connectivity issues.

The 6H129-08 is often paired with the 6H128-08, functioning effectively as an additional port expander or in cascading configurations. This model also supports 128 ports and offers identical compatibility with the Ethernet standards mentioned, ensuring seamless integration in larger network setups. An important characteristic of the 6H129-08 is its enhanced fault tolerance, which is vital in mission-critical environments where network downtime must be minimized.

Both models are equipped with various management features, enabling network administrators to configure settings and optimize performance easily. The ability to use SNMP for network management supports monitoring and managing the entire network from centralized software applications.

Overall, the Cabletron Systems 6H128-08 and 6H129-08 stand out for their robust performance, extensive port capabilities, and compatibility with multiple Ethernet standards, making them suitable for enterprises looking to build or expand their networking infrastructure. These products reflect Cabletron's commitment to reliability and innovation in the field of networking hardware.