Re: Network Switch Refresh

Radoslaw Skorupka wrote: >Not so long time ago, when z800 was current machine *every* eth link >down event required CHPID OFF/ON for the affected OSA card. >So, assuming your system is communicating with rest of the wolrd (using >OSA card) it was comparable to POR or IML, because *all* LPARs lost >

Re: Network Switch Refresh

In , on 06/18/2015 at 11:49 AM, zos reader said: >The switch is connected from the outside Mainframe from Network >server to the IBM Mainframe box Is there an alternate path? -- Shmuel (Seymour J.) Metz, SysProg and JOAT ISO position; see

Re: Network Switch Refresh

W dniu 2015-06-19 o 07:06, Timothy Sipples pisze: Samat, it's hard to imagine an IPL would *ever* be required in these circumstances. IPLs obviously restart all of z/OS (per LPAR), including z/OS networking, but that's terribly "brute force" and not required unless the operators are simply not su

Re: Network Switch Refresh

Samat, it's hard to imagine an IPL would *ever* be required in these circumstances. IPLs obviously restart all of z/OS (per LPAR), including z/OS networking, but that's terribly "brute force" and not required unless the operators are simply not sufficiently familiar with z/OS networking. So I thin

Re: Network Switch Refresh

To Samat: What type of switch and to what network server is that switch connected? Which network system is affected? TCP/IP or VTAM? Shane Ginnane wrote: >*NEVER* trust the network folks when they have a "small" change going in. >This little oops in Malaysia, as innocuous as it seems, disrupte

Re: Network Switch Refresh

*NEVER* trust the network folks when they have a "small" change going in. This little oops in Malaysia, as innocuous as it seems, disrupted all of Oceania for a couple of hours, not just their customers: https://www.tm.com.my/OnlineHelp/Announcement/Pages/INTERNET-SERVICES-DISRUPTION-12-June-2015

Re: Network Switch Refresh

Thanks Lucas..! The switch is connected from the outside Mainframe from Network server to the IBM Mainframe box and we feel that there might be cause of other incoming application may get affected. On Thu, Jun 18, 2015 at 10:56 AM, Lucas Rosalen wrote: > Hello Samat, > > There are a lot of varia

Re: Network Switch Refresh

Hello Samat, There are a lot of variables on this one. You need to know what these switches are being used for. Which CHPIDs go through them. However, if you have all redundant connections and the plan is to do one switch at a time, you *should* be fine. Maybe some IOS messages, but as far as I re

Network Switch Refresh

Hi All, There is a switch replacement scheduled by network team, Do we need to IPL the systems to get this reflected or any other changes that need to be done after the switch replaced from Mainframe end. I appreciate your valuable inputs. Thanks, Samat -