Overview of IBM Networking
STUN and BSTUN
Figure 90 IBM Network Configuration without STUN and with STUN
Workstation
IBM mainframe
Ethernet
Without
STUN
37x5Local site
T1 serial link
3x74
Remote site
Ethernet
IBM 3x78 terminals
Workstation
IBM mainframe
37x5
Workstation
With
STUN
Ethernet
T1 serial link
Ethernet
Local site
Remote site
Workstation
3x74
IBM 3x78 terminals
S2075
Cisco IOS Bridging and IBM Networking Configuration Guide