Web14 mrt. 2024 · ip access-list standard. IP访问列表标准是一种用于控制网络流量的工具,它可以根据源IP地址或目标IP地址来过滤数据包。. 它通常用于路由器或交换机上,可以限制特定IP地址或IP地址范围的访问权限。. 标准IP访问列表只能过滤源IP地址,不能过滤目标IP地 … WebCISCO路由器中的access-list(访问列表)最基本的有两种,分别是标准访问列表和扩展访问列表,二者的区别主要是前者是基于目标地址的数据包过滤,而后者是基于目标地址、源地址和网络协议及其端口的数据包过滤。 (1)标准型IP访问列表的格式 ----标准型IP访问列表的格式如下: ---- access-list [list number] [permit deny] [source address] ---- …
配置常用 IP ACL - Cisco
Web2、全局:access-list 101 deny ip any any (拒绝所有访问所有) 3、access-list 101 deny tcp 192.168.1.0 0.0.0.255 host192.168.2.2 eq 21 (拒绝192.168.1.0 网络的所有主机都 … Web(1)ip access-list extended R1:定义重命名访问控制列表,并且为扩展类型(extended),重名命为R1 (2)permit udp host 192.168.1.20 host 192.168.1.40 eq 500:创建一条list,列表内容为允许192.168.1.20的主机访问主机192.168.1.40 的UDP端口号为500的服务. (3)permit esp host 192.168.1.20 host 192.168.1.40:创建一条list,内容为允许主机192.168.1.20访 … shuntrey broadwater
Cisco Access_list配置详细说明-卡了网
Web16 nov. 2024 · Cisco access control lists (ACL) filter based on the IP address range configured from a wildcard mask. The wildcard mask is an inverted mask where the matching IP address or range is based on 0 bits. The additional bits are set to 1 as no … Web30 mrt. 2024 · IP access lists support only Internet Protocol version 4 (IPv4) addresses. Flexible configuration The IP access lists feature is flexible: Your own workspace administrators control the set of IP addresses on the public Internet that are allowed access. This is known as the allow list. Web标准ACL的命令语法格式为access-list access-list-number {permit deny} {host source source-wildcard any}。 标准 ACL 将 IP 数据包的源地址与 ACL 中配置的地址进行比较, … shunt resistor nedir