摘要： again 阅读全文

摘要： Find the authoritative server of a domain, by: find actual IP of a sub-domain, by: What is authoritative server of dns? [Quote]An authoritative name s 阅读全文

摘要： if need to add more parameter to add-flow actions, should change the following file: include/openvswitch/ofp-actions.h: As we can see, OFPACTS defines 阅读全文

摘要： hmap usage: in include/openvswitch/shash.h, we have: at first glance, it is a hmap encapsulated in shash. In case we forget what is a hmap: Obviously, 阅读全文

摘要： if using dpdk, then OvS' datapath folder is ignored. Only OvS' userspace code are in use. According to manpages of ovs-vsctl/ovs-dpctl, it says that t 阅读全文

摘要： In short, we have some sort of algorithms to gen pair of private and public keys. The public key is stored in a certificate and the private key is usu 阅读全文

摘要： The following is concluded from here. Consider we have 2 interfaces: eth0 & eth1 bond the two interface: in ifcfg-eth0/ifcfg-eth1: remove IP/MASK/GW/U 阅读全文

摘要： shortcuts: c-w: delete word before c-a: move to first char c-y: delete everything after cursor c-z: exit to user-view c-n, c-p: trivial c-b, c-f: back 阅读全文

摘要： First, ensure that the computer/sbc has WI-FI parts. install wpa_supplicant, edit /etc/wpa_supplicant/wpa_supplicant.conf, with ssid & psk. Then run w 阅读全文

摘要： Previously in windows, I uses ramdisk, to accelerate chrome browsing. However, in linux, this is made possible by tmpfs/ramfs already by default. Also 阅读全文