Configuration example
Network requirements
As shown in Figure 14, the device is a Telnet server.
Configure the device to permit only Telnet packets sourced from Host A and Host B.
Figure 14: Network diagram
Configuration procedure
# Configure an ACL to permit packets sourced from Host A and Host B.
<Sysname> system-view [Sysname] acl basic 2000 match-order config [Sysname-acl-ipv4-basic-2000] rule 1 permit source 10.110.100.52 0 [Sysname-acl-ipv4-basic-2000] rule 2 permit source 10.110.100.46 0 [Sysname-acl-ipv4-basic-2000] quit
# Apply the ACL to filter Telnet logins.
[Sysname] telnet server acl 2000