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Communications Server

Showing 523

AT-TLS support for limiting which client certificates that are allowed to use an specific IP port

We need to be able to use AT-TLS with client and server verification of certificates. We need to be able to limit which client certificates we allow to connect and use this IP port so that not all certificates from a CA in our truststore (keyring)...
over 10 years ago in z/OS / Communications Server 3 Not under consideration

Add a 'syntax check' function to POLICY AGENT to check syntax of policy files.

We like to have command to enable Policy Agent to do a syntax check that simulates loading a new config and syntax checking it, without impacting the current running config. Much like the TCPIP syntax check for profiles. We have a process currentl...
almost 7 years ago in z/OS / Communications Server 2 Not under consideration

Warning message when the LSA size becomes critical (near hardware MTU size)

IBM Health Checker or OMPROUTE should issue a warning message when the size of the LSAs become critical (near full according to the size of the hardware interface MTUs).The message should be issued before any fragmentation for the Link State Updat...
about 12 years ago in z/OS / Communications Server 2 Not under consideration

Make MODDVIPA available via a console command

It was recommended recently that we use MODDVIPA to ensure that an IP address remains with the stack. //CDVIPA EXEC PGM=MODDVIPA,PARM='-c XXX.XX.XXX.XXX' //SYSOUT DD SYSOUT=* - At the end of the proc, add: //DDVIPA EXEC PGM=MODDVIPA,PARM='-d XXX.X...
over 1 year ago in z/OS / Communications Server 1 Not under consideration

Provide more granular TCP statistical counters

I'd like to request that IBM add more granular counters for the TCP statistics "EPHEMERAL PORTS EXHAUSTED" value. During a recent incident IBM pointed out that the single TCP stats ephemeral ports exhausted counter can have multiple incrementers: ...
over 1 year ago in z/OS / Communications Server 0 Future consideration

SAF Resource Protection for Port 0

Create a SAF Resource or some other type of protection to protect port 0 from IDs requesting BIND / LISTEN. IDs must then be permitted the specific access to be able to do so.
over 3 years ago in z/OS / Communications Server 0 Future consideration

Record number of ping requests and responses for TCPIP (By interface), as a network debugging aid

I've spend days trying to configure IP V6 and z/OS, (also with 2 TCP images on one LPAR). It has been very hard to see if traffic has got to z/OS, and if the reply came back. With midrange I can use Wireshark. The equivalent packet trace on z/OS i...
almost 2 years ago in z/OS / Communications Server 1 Not under consideration

zERT Sessions Exclusion

Provide ability for zERT to exclude loopback to loopback address sessions.
over 5 years ago in z/OS / Communications Server 2 Not under consideration

Enable support of more than 100 characters passed as parameters to RSH batch from JCL

After z/OS V2.1, JCL PARMDD statement is introduced to be able to pass the long parameter of more than 100 bytes to any program from JCL.But PARMDD doesn't support RSH at the moment because RSH doesn't have LONGPARM attilibute. I used JCL PARMDD s...
about 9 years ago in z/OS / Communications Server 1 Not under consideration

PAGENT client connection retry notification

I noticed that when PAGENT reaches both ServerConnectWait and ServerconnectRetries for the ServerHostBackup the connection failure and retry messages stop appearing in the STC output. 16.02.46 STC37225 EZZ8780I PAGENT CANNOT CONNECT TO POLICY SERV...
almost 2 years ago in z/OS / Communications Server 1 Not under consideration

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