IBM Z Hardware and Operating Systems Ideas Portal


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Communications Server

Showing 522

Externalize the new counter for TCP connection out of order segments

Per IBM support: with Comm Server 2.5 the counter for TCP connection out of order segments is available at the individual TCP connection level. From IBM support it is not yet externalized or available for customer consumption. Currently the only i...
over 1 year ago in z/OS / Communications Server 0 Future consideration

Add Client/Server role indicator into ZERT SMF 119 Subtype 11 Records

The SMF 119 Subtype 11 record (ZERT Detail) does not have any indcation of whether z/OS is the client or server for the connection. This indicator DOES exits in the SMF 119 Subtype 12 (ZERT Summary) records, fields SMF119SS_SAServer , SMF119SS_SAC...
8 months ago in z/OS / Communications Server 0 Future consideration

Sysplex Distributor decisions monitoring

We consider to implement new settings of sysplex distributor for WAS and DDF workloads. According to manuals, in DISTRIBUTED mode it cooperates with WLM, which assigns weights to each DVIPA network address separately. https://www.ibm.com/support/k...
almost 6 years ago in z/OS / Communications Server 2 Not under consideration

IPSEC enablement for OSPFv2 with IPv4 to allow for stronger authentication required by the US Government.

Currently, the OSPF Neighbor peering for our US Government contracts leverage MD5 today. We have an open audit finding stating ---> Since MD5 is vulnerable to 'birthday' attacks and may be compromised, routing protocol authentication must use F...
about 1 year ago in z/OS / Communications Server 2 Future consideration

Message for when Join does not occur due to Moninterface issue

We had an issue where we were doing some maintenance on our Sandbox system where we had MONINTERFACE coded. The engineer dynamically deleted the interfaces and re added them, minus the Moninterface. When we realized that we weren’t in the TCPPLEX ...
9 months ago in z/OS / Communications Server 0 Future consideration

Increase VIPADIST limit to greater than 64 ports

I'd like to ask that the current limit of 64 ports per VIPADIST IP address be increased.
over 6 years ago in z/OS / Communications Server 1 Not under consideration

z/OSMF NCA: provide new options in older releases

Today, new network security parameters are made available in the Network Configuration Agent along with the new z/OS release. If the NCA is running in a production environment, these new network security parameters for the Policy Agent can only be...
about 1 year ago in z/OS / Communications Server 0 Not under consideration

ATTLS, like IPSEC, should offload encryption to ziip engines

IPSEC has offloaded the encryption processing to ziip processors, and ATTLS should do the same.
almost 8 years ago in z/OS / Communications Server 2 Not under consideration

Add Support for Performance and Diagnostics Metrics (PDM) Header in z/OS

The Performance and Diagnostics Metrics (PDM) IPv6 Destination Options (DO) Header is defined in : http://datatracker.ietf.org/doc/draft-ietf-ippm-6man-pdm-option/ (This draft has been adopted by the IP Performance Metrics (IPPM) Working Group of ...
about 9 years ago in z/OS / Communications Server 2 Not under consideration

Suppression of creation of IUTSAMEH device

We would like to have the opportunity (f.e. a parameter in tcpip profile) to deactive the creation of IUTSAMEH device.
over 3 years ago in z/OS / Communications Server 2 Not under consideration

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