Patch SB251-13 For SwitchBlade 4000 Series Switches and AT-9800 Series Switches

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PCR: 03592

Module: FW

Level: 3

The GBLPORT parameter used when setting up a firewall NAT rule, has changed from a mandatory, to an optional parameter.

PCR: 03593 Module: CORE, SNMP

Level: 3

Switchblade SNMP objects were previously accessible from within the

Claymore SNMP MIB object. This issue has been resolved.

PCR: 03594

Module: PING

Level: 2

IPv6Ping or Traceroute sometimes caused the device to restart. This issue has been resolved.

PCR: 03597

Module: IPG

Level: 2

Replies to ARP requests were not always adding corresponding entries into the ARP table. This issue has been resolved.

PCR: 03599 Module: CORE

Level: 3

If the settable temperature threshold was undefined and then set to a defined value using the SET SYSTEM TEMPTHRESHOLD command; an SNMP Trap, together with its corresponding log message, was generated. This occurred whenever the current temperature was lower than the value defined. This issue has been resolved.

PCR: 03609

Module: OSPF

Level: 1

The IP route filter did not always work correctly for OSPF. This issue has been resolved.

PCR: 03610

Module: IPv6

Level: 2

The operation of the ADD IPV6 ROUTE command METRIC parameter has changed and now applies differently for statically and non-statically defined routes. Previously, an interface failure would cause this parameter to take one of two values, 16 for an inactive interface, and 1 once it returned to the active state.

For statically defined routes, the parameter will now keep its configured value, regardless of the interface state.

For non-aesthetically defined routes, the parameter will now take the value 16 only when the interface is inactive. Once the interface returns to an active state, the parameter’s configured value will be applied.

PCR: 03614

Module: SWI

Level: 2

Setting internal IP and IPX addresses using the SET SWI BLADE [IP=ip- add] [IPX=ipx-add] command, had no effect on the IP and IPX tables. This issue has been resolved.

PCR: 03615

Module: OSPF

Level: 1

Zmodem uploads to certain terminal emulators were failing because of an incorrect 16-bit checksum. 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 FW Level, PCR 03593 Module CORE, Snmp Level, PCR 03599 Module Core 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.