9-4 Smart Switch 1800 4. 0 User Guide , Rev 0 1
Configuring an SNA Port
Once the necessary Node (Chapter 4) and RLP (Chapter 5) parameters have been con-
figu re d , press [A] at the P or t Co nfigurat i on M enu ( o r [A], [C], [A] from the Main Menu.
When prompted, ente r a po rt nu m b er (o r press [Enter] to accep t the def ault of 0). Valid
port numbers depend on the model of SmartSwitch 1800—see port locations on
page 6-1.
The display for an existing port will show the configured parameter values, while the
display for a new port will show default database values. (See Table 9-1 and
Table 9-2 .) The following figure is an example of an existing port.
Figure 9-2 SNA Po rt Scree n 1
[A],[C],[A] from Main Menu
After making any changes, be sure to press [F7] to up date the
system memory. Otherwise, the changes will not take effect until
the next re-boot of the SmartSwitch 1800.
After configuring the above screen, press [O] to display a second screen. (The param-
eters for both screens are listed in Table 9- 1 on page 9-6.)
You must also define the PUs (physical units) that will co mmunicate via the SNA port.
Once the Additional SNA Port Parameters are configured, press
[F3] to return to Fi gure
9-2, t hen pr ess [P], [A] to display a list of configured PUs, or [P], [B] to configure a PU.
If con fi g uring a PU, enter (w hen prom pte d ) an SDLC PU Station Address: 01–FE (h ex).
This address identifies the PU you are configuring, and must match the ADDR
parameter set in the macro PU in the VTAM configuration. (The station address is
usually set to C1 for point-to-point SDLC lines, and in series C1, C2, C3, etc. for mul-
tidrop lines.)
Node Name=nodexyz
SNA Port Parameters
* Port 0 Link State Linkup
* I/O: UNIVERSAL Database System Memory
A Port Type SNA SNA
B Name s na1 sna1
C Physical Port Interface V.35 V.35
D Blocke d P ort Fl a g N N
E Line Speed 64k bps 64k bps
F No Data Poll Period (ms) 40 40
G No Resp Poll Period (ms) 2000 2000
H Maximum Retransmissions 5 5
I Outstanding Frames 7 7
J Generate Clock Y Y
K Rcv Clock (TT) from DTE N N
L SNA Type 2 hpad 2 hpad
M NRZ Y Y
N Packet Size 1024 1024
O Add iti onal SNA Port P a ram e t e rs
P SDLC PU Operations
Option: