Beta Draft Confidential
20-61/19/05 ATM Services Configuration Guide for CBX 3500, CBX 500, GX 550, and B-STDX 9000
Port Security Screening
Configuration Overview
Logical Port Configuration Example
1. For the logical port, configure the following default screen:
Setting the default ingress screen to block enables you to block all incoming SVCs
on this port by default; setting the ingress screen mode to All Screens enables the
port to screen SVCs based on the ingress security screens you assign.
2. Create and assign two security screens.
• The following screen passes all incoming 1800 SVCs:
• The following screen blocks all SVCs from the 234 exchange:
Ingress Screen Mode: All Screens
Default Ingress Screen: Block
Screen Name: pass_in_800
SVC Direction: Ingress
Screen Type: Pass
Calling Address: Ignore
Calling Subaddress: Ignore
Called Address: Type: E.164
1800*
Called Subaddress: Ignore
Screen Name: blk_234_exchg
SVC Direction: Ingress
Screen Type: Block
Calling Address: Ignore
Calling Subaddress: Ignore
Called Address: Type: E.164
1???234*
Called Subaddress: Ignore