You can use option 4.2.2 to find out how symbolic IP addresses (canonical notation) are resolved. Name resolution is handled by the resolver of the z/OS system, for example, according to definitions in TCPIP.DATA.
PEB4OCF ----------------------------------------------------------------------
Option ===> __________________________________________________________________
OCF Application Control Subsys-ID – Q93V
Sysname - BETA
1 LU 6.2 - Control LU 6.2 Applications
2 TCP/IP - Control TCP/IP Applications
Select one of the above options. Press END to return to the previous menu.
PEB4TCP ----------------------------------------------------------------------
Command ===> _________________________________________________________________
TCP/IP Application Control Subsys-ID - Q93V
Sysname - BETA
Action ===> R......... (A)ctivate,(D)isplay,(U)ser,(R)esolve,
(S)tatus
Port ===> *____ TCP/IP Port
Port type ===> *__ BSA, BWE, EUI, OSY, AUD, etc.
Product ===> *_ Product Number
Selection Criteria for USER (optional) or RESOLVE (required)
User Id ===> *_______ Name or Mask
Conn. SSID ===> *___ Connected Subsystem ID
IP-Address ===> RICOHSPC440DN.PRINTER.DEVELOP.BETA.ADS___________________
===> _________________________________________________________
===> _________________________________________________________
===> _________________________________________________________
Press the ENTER key to display the selected information.
Press the END key to return to the previous menu.
The resolved IP addresses are displayed in a table.
PEB4TCPD --------------------------------------------------------------------- Command ===> ________________________________________________ Scroll ===> PAGE TCP/IP Application Control - Resolve DNS Subsys-ID - Q93V Sysname - BETA Product STC : Q93VV7 IP-Address : ----------------------------------------------------------------------------- RICOHSPC440DN.PRINTER.DEVELOP.BETA.ADS ----------------------------------------------------------------------------- Task Resolved IP-Address Styp HOSTID(V4) TCPDEV 2001:8DB:A:143:10:56:143:49 1C13 10.56.83.115 TCPDEV 10.56.143.49 1002 10.56.83.115 TCPIP 2001:8DB:A:143:10:56:143:49 1C13 10.56.83.100 TCPIP 10.56.143.49 1002 10.56.83.100 ******************************** BOTTOM OF DATA ******************************** |
Column |
Description |
---|---|
Task |
Name of the TCP/IP started task (IP stack) |
Resolved IP-Address |
Resolved IP address in numeric notation (IPv4 or IPv6) |
Styp |
Type of socket family 1002 IPv4 1C13 IPv6 |
HOSTID(V4) |
Host address (numeric IPv4) |