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Patch Release Note

Patch SB251-10 for Software Release 2.5.1

C613-10361-00 REV J

Features in SB251-01

Patch file details are listed in Table 10:

Layer 2 filtering is now working correctly.

32 bit counters now only show 8 bit contents.

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.

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.

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.

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

VLAN tagged multicast packets were incorrectly being sent over untagged 
VLAN interfaces. This issue has been resolved.

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

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

Table 10: Patch file details for Patch SB251-01.

Base Software Release File

sb-251.rez

Patch Release Date

15-Jan-2003

Compressed Patch File Name

sb251-01.paz

Compressed Patch File Size

71828 bytes

PCR: 02555

Module: SWI

Network affecting: No

PCR: 02561

Module: SWI

Network affecting: No

PCR: 02563

Module: SWI

Network affecting: No

PCR: 02568

Module: CORE

Network affecting: No

PCR: 02576

Module: SWI

Network affecting: No

PCR: 02396

Module: DHCP

Network affecting: No

PCR: 02575

Module: SWI

Network affecting: No

PCR: 02574

Module: DVMRP

Network affecting: No

PCR: 02582

Module: SWI

Network affecting: No

Summary of Contents for SB251-10

Page 1: ...s Switches Document Number C613 10354 00 Rev D available on the Documentation and Tools CD ROM packaged with your switch or from www alliedtelesyn co nz documentation documentation html WARNING Using...

Page 2: ...ansition to the Forwarding state This issue has been resolved The DISABLE SWITCH PORT and ENABLE SWITCH PORT commands were not interacting correctly with trunk groups This issue has been resolved so t...

Page 3: ...st entry in the VLAN Tag table was being corrupted when a valid L2MC table entry was incorrectly written to CAM entry 0 The source of this VLAN Tag table corruption has been removed IPX routes that we...

Page 4: ...ed ports are not affected by the trunk group port deletion All IP routes were being added to all switch instances This caused issues on SwitchBlade line cards that did not have enough CAM to store the...

Page 5: ...k group goes link down If the Master port in a trunk group goes link down and a Non Master port is still link up then STP will go through the Listening Learning Forwarding reconfiguration on the new M...

Page 6: ...the switch ports Features in SB251 06 Patch file details are listed in Table 5 Patch SB251 06 includes all issues resolved and enhancements released in previous patches for Software Release 2 5 1 and...

Page 7: ...control card and an M5 control card were installed and the M3 control card was acting as the Master This could cause unexpected restarts This issue has been resolved On a 48 port line card or a 32F ca...

Page 8: ...hough it was the first instance For example if 2 26 was configured as the mirror port the GUI mirror object would return 2 2 The first chip instance was not affected This issue has been resolved TCP6...

Page 9: ...d This issue has been resolved Incorrect handling of TCP sessions and poor load balancing performance could be caused by TCP virtual balancers not selecting a new resource if required This issue has b...

Page 10: ...pback test The ports in the BIST loopback test now remain in loopback Features in SB251 02 Patch file details are listed in Table 9 Patch SB251 02 includes all issues resolved and enhancements release...

Page 11: ...OLICY command This is the value of the port bandwidth used when the default traffic class percentage bandwidth is set on a QoS Policy Adding a layer 2 filter on a SwitchBlade did not block traffic to...

Page 12: ...t a higher level This issue has been resolved DHCP RENEW request messages are now unicast as defined in the RFC not broadcast VLAN tagged multicast packets were incorrectly being sent over untagged VL...

Page 13: ...nd slot to act as a slave has been resolved Support has been added to allow for multicasting to any number of overlapping VLANs up to the maximum number of multicast forwarding entries An issue with p...

Page 14: ...14 Patch Release Note Patch SB251 10 for Software Release 2 5 1 C613 10361 00 REV J...

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