【正文】
. 檢查的 L4real 端口號(hào)由 slb service port決定 CLI: /cfg/slb/group 1/health tcp 默認(rèn)健康檢查 Slide 38 用戶可定義檢查間隔 . HTTP – 對(duì)目標(biāo)服務(wù)器執(zhí)行 HTTP GET 命令 – 驗(yàn)證目標(biāo)內(nèi)容 URL (, /cgibin/, etc.) 的返回代碼為 “200 OK” Slide 39 /c/slb/group 1 ipver v4 health content add 1 add 2 DNS based on TCP and UDP Protocol Health Check TFTP Health Check. SNMP Health Check FTP Server Health Checks POP3 Server Health Checks SMTP Server Health Checks IMAP Server Health Checks NNTP Server Health Checks RADIUS Server Health Checks HTTPS/SSL Server Health Checks WAP Gateway Health Checks. LDAP Health Checks Slide 40 Flexible health check TCP or UDP protocol ASCII or binary data Commands ? open ? send ? expect ? close ? and other mands Configure ? /cfg/slb/advhc/script (1..64) Use ? /cfg/slb/group x/health script x Slide 43 Slide 44 服務(wù)器備份 Group 備份 Grouped Real 3 Real 4 CLI: /cfg/slb/real 3/backup 4 Real 1 Real 2 Real 3 Real 4 or another group CLI: /cfg/slb/group 3/backup r4 or CLI: /cfg/slb/group 3/backup g2 Slide 45 Service 8001 Service 8002 Service 8001 Service 8002 Service 8001 Service 8002 VIP Ports Activated Port Mapping Real Server IP Address 80 (HTTP) 8001 (rport 1) (RIP 1) 8002 (rport 2) (RIP 2) (RIP 3) Slide 48 Slide 49 RIP 地址 Groups VIP 地址 TCP/UDP 端口 啟動(dòng)Client/Server 處理 開啟 SLB apply 和 save /cfg/slb/real 10/ rip /cfg/slb/group 42/add 10/ metric roundrobin/health icmp /cfg/slb/virt 3/ vip /ena/ service 80/group 42 /cfg/slb/port 1 /client ena/server ena /cfg/slb/on 必需配置和步驟 備份 獨(dú)立配置 相關(guān)配