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Patch Release Note

PCR: 03209 MODULE: ALARM

The action of the MAJOR and MINOR relays does not presently match the illustration located alongside their connections.

This issue has been resolved by reversing the action of the relays in software to match the illustration shown on the right.

Please check that your alarm relays are still appropriately connected.

PCR: 03210

Module: PING

Level: 1

ALARM RELAYS

MINOR ALARM

MAJOR ALARM

 

 

 

 

 

 

 

 

N/O

N/C

N/O

N/C

 

 

 

 

 

 

 

 

COMMONCOMMON

12 VDC , 1A

48 VDC , 0.5A

Level: 4

The SET TRACE PORT command was not functioning correctly. Also, the SHOW CONFIG DYNAMIC PING command was producing an incorrect output format. These issues have been resolved.

PCR: 03212

Module: IPV6

Level: 3

The TRACE command was not working when using an IPv6 link-local address. This issue has been resolved.

PCR: 03213

Module: IPSEC

Level: 3

A memory leak occurred when some IPSEC processes failed. This issue has been resolved.

PCR: 03214

Module: PIM

Level: 2

Parallel forwarding PIM neighbours were not always sending PIM Assert messages following a neighbour re-boot. This was causing the transmission of duplicate multicast data. This issue has been resolved.

PCR: 03216

Module: PIM, PIM6

Level: 2

PIM4 and PIM6 were not sending Hello packets if the HELLOINTERVAL was not a multiple of 10. This is set with the ADD PIM INTERFACE, ADD PIM6 INTERFACE, SET PIM INTERFACE, and SET PIM6 INTERFACE commands. This issue has been resolved.

PCR: 03217 Module: DVMRP

Level: 2

If a DVMRP interface was deleted and then added again, DVMRP routes associated with this interface were not reactivated. This issue has been resolved.

PCR: 03222

Module: PIM, PIM6

Level: 2

If the RP candidate advertising time was set to a non-default value with the ADVINTERVAL parameter in the SET PIM command, the hold time in the message was not being updated correctly. This issue has been resolved.

PCR: 03223

Module: SWI

Level: 2

The output from the SHOW SWITCH PORT COUNTER command was showing incorrect values for packets greater than 1519 bytes. This issue has been resolved.

Patch SB251-13 for Software Release 2.5.1 C613-10361-00 REV M

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Allied Telesis SB251-13 manual PCR Module Ping Level, PCR Module PIM, PIM6 Level, PCR 03217 Module Dvmrp Level

SB251-13 specifications

The Allied Telesis SB251-13 is a robust Layer 2 managed switch designed to meet the demands of various networking environments. With a comprehensive set of features, it serves as an ideal solution for enterprises looking to enhance their network infrastructure while maintaining performance and reliability.

One of the standout features of the SB251-13 is its 24 Gigabit Ethernet ports, which provide high-speed connectivity essential for modern applications. This switch supports both copper and fiber connections, making it versatile for different deployment scenarios. Additionally, it includes two SFP (Small Form-Factor Pluggable) ports that enable flexibility in uplink configurations, allowing for connectivity over longer distances with fiber optics.

The switch operates on a Layer 2 architecture, which ensures efficient data handling and robust traffic management. With VLAN (Virtual Local Area Network) support, users can segment their networks for improved traffic isolation and security. This feature is particularly beneficial in environments where segmentation is critical for performance and compliance.

Quality of Service (QoS) is another critical characteristic of the SB251-13, enabling priority-based traffic handling. This means that time-sensitive data, such as VoIP or video streams, can be given precedence over less critical traffic. This prioritization enhances the overall user experience and is vital for ensuring the smooth operation of real-time applications.

Allied Telesis also includes advanced security features in the SB251-13, such as port security, MAC address filtering, and access control lists (ACLs). These measures help protect the network from unauthorized access and potential threats, making it suitable for both enterprise and educational environments.

Power over Ethernet (PoE) support is another significant advantage of the SB251-13. This feature allows the switch to provide power to connected devices like IP cameras, phones, and access points, eliminating the need for separate power sources and making installations cleaner and more efficient.

The SB251-13 is also equipped with a user-friendly web-based management interface, facilitating easy configuration and monitoring. Network administrators can quickly set up, manage, and troubleshoot, streamlining operations and reducing downtime.

In conclusion, the Allied Telesis SB251-13 stands out as a sophisticated managed switch that combines performance, security, and manageability. Its rich feature set makes it a valuable asset for organizations aiming to build a reliable and efficient network infrastructure.