IP,TCP,ARP,UDP,ICMP,NAT,反向NAT,DHCP,SNTP,触发式路由更新,TELNET,HTTP,TFTP,PPP,SNMP,PPPoE,PAP,CHAP,SYSLOG,静态路由,动态路由RIP I和RIP II
IP/TCP/ARP/UDP/ICMP/NAT/反向NAT/DHCP/SNTP/触发式路由更新/TELNET/HTTP/TFTP/PPP/SNMP/PPPoE/PAP/CHAP/SYSLOG/静态路由/动态路由RIP I/RIP II,IP/TCP/ARP/UDP/ICMP/NAT/反向NAT/DHCP/SNTP/触发式路由更新/TELNET/HTTP/TFTP/PPP/SNMP/PPPoE/PAP/CHAP/SYSLOG/静态路由/动态路由RIP I/RIP II