Allied Telesis manual Features in SB251-01

2 Patch Release Note

Features in SB251-01

PCR: 02555 Module: SWI Network affecting: No

Layer 2 filtering is now working correctly.

PCR: 02561 Module: SWI Network affecting: No

32 bit counters now only show 8 bit contents.

PCR: 02563 Module: SWI Network affecting: No

The IPM (Layer 3 Multicasting table) now updates correctly to add or delete the ingress linecard to control blade ports, and the control blade to egress linecard ports when updating forwarding.

PCR: 02568 Module: CORE Network affecting: No

The ENABLE SYSTEM SECURITY_MODE command was enabling the system security mode, but after the switch was restarted the system security mode was disabled again. Also, when NVS was re-initialised because, for example a battery had been exhausted, the system could not make an SNMP trap. These issues have been resolved.

PCR: 02576 Module: SWI Network affecting: No

When the DISABLE SWITCH PORT FLOW=PAUSE command was executed on a port or ports, they would still appear to be enabled at a higher level. This issue has been resolved.

PCR: 02396 Module: DHCP Network affecting: No

DHCP RENEW request messages are now unicast (as defined in the RFC), not broadcast.

PCR: 02575 Module: SWI Network affecting: No

VLAN tagged multicast packets were incorrectly being sent over untagged

VLAN interfaces. This issue has been resolved.

PCR: 02574 Module: DVMRP Network affecting: No

Some change actions, and the resending of prune messages were not operating correctly. This issue has been resolved.

PCR: 02582 Module: SWI Network affecting: No

Pause flow control is now disabled by default on all ports. This improves performance of the switch when it is congested.

PCR: 02587 Module: OSPF Network affecting: No

When OSPF was enabled on startup, an OSPF interface would sometimes stay in the DOWN state. This issue has been resolved.

PCR: 03001 Module: SWI CLASSIFIER Network affecting: No

The following parameters have been changed CREATE CLASSIFIER, SET

CLASSIFIER and SHOW CLASSIFIER commands:

•The MACTYPE parameter has been changed to MACTYPE={L2UCASTL2MCASTL2BCASTANY}. This resolves an error with internal hardware tables.

Patch SB251-01 for Software Release 2.5.1 C613-10361-00 REV A