tailieunhanh - cisco press ccna portable command guide 2nd edition 640 802 phần 9

Tạo ra quá trình RIPng tên là tháp và cho phép RIPng trên giao diện Kích hoạt Di chuyển giao diện Di chuyển chế độ toàn cầu cấu hình để chế độ đặc quyền Lưu cấu hình vào NVRAMChú ý: Mặc dù không phải là một phần trong những mục tiêu chính thức kỳ thi CCNA, các khái niệm về IPv6 đường hầm là một trong những | Configuration Examples ACLs 279 TIP You can use the remark command in any of the IP numbered standard IP numbered extended or named IP ACLs. TIP You can use the remark command either before or after a permit or deny statement. Therefore be consistent in your placement to avoid any confusion as to which line the remark statement is referring. Restricting Virtual Terminal Access Router config access-list 2 permit host Permits host to Telnet into this router based on where this ACL is applied. Router config access-list 2 permit Permits anyone from the address range to Telnet into this router based on where this ACL is applied. The implicit deny statement restricts anyone else from being permitted to Telnet. Router config line vty 0 4 Moves to vty line configuration mode. Router config-line access-class 2 in Applies this ACL to all 5 vty virtual interfaces in an inbound direction. TIP When restricting access through Telnet use the access-class command rather than the access-group command which is used when applying an ACL to a physical interface. Configuration Examples ACLs Figure 28-1 illustrates the network topology for the configuration that follows which shows five ACL examples using the commands covered in this chapter. 280 Configuration Examples ACLs Figure 28-3 Network Topology for ACL Configuration Workstation Workstation Workstation Workstation fa0 1 -A _ I S0 0 0 Edmonton fa0 0 S0 0 0 I . Red fa0 1 __ S0 0 1 fa0 1 s0 0 0 fa0 0 fa0 0 Workstation Workstation Workstation Server Example 1 Write an ACL that prevents the network from accessing the network but allows everyone else to. RedDeer config access-list 10 deny The standard ACL denies complete network for complete TCP IP suite of protocols. RedDeer config access-list 10 permit any Defeats the implicit deny. RedDeer config .