diff --git a/src/modules/network_element/service/ne_version.go b/src/modules/network_element/service/ne_version.go
index d8730bd0..97a04f23 100644
--- a/src/modules/network_element/service/ne_version.go
+++ b/src/modules/network_element/service/ne_version.go
@@ -513,6 +513,10 @@ func (r *NeVersion) operateCommand(action, neType string, neFilePaths []string)
 				cmdStrArr = append(cmdStrArr, fmt.Sprintf("sudo sed -i 's/TAC = 1;/TAC = %s;/g' /usr/local/etc/mme/mme.conf  \n", para5GData["TAC"]))
 				// SMF开启
 				cmdStrArr = append(cmdStrArr, "sudo sed -i \"/^ *gxcfg:/,/^ *[^ ]/{s/enable: false/enable: true/;b};\" /usr/local/etc/smf/smf_conf.yaml \n")
+				// hss host udm
+				mnc_mcc := fmt.Sprintf("mnc%s.mcc%s", para5GData["MNC_DOMAIN"], para5GData["MCC"])
+				hssHost := fmt.Sprintf("%s hss.ims.%s.3gppnetwork.org hss", para5GData["UDM_IP"], mnc_mcc)
+				cmdStrArr = append(cmdStrArr, fmt.Sprintf("grep -qxF '%s' /etc/hosts || echo '%s' | sudo tee -a /etc/hosts \n", hssHost, hssHost))
 				cmdStrArr = append(cmdStrArr, fmt.Sprintf("grep -qxF '%s mme' /etc/hosts || echo '%s mme' | sudo tee -a /etc/hosts \n", para5GData["MME_IP"], para5GData["MME_IP"]))
 			}
 			// N3IWF配置修改
@@ -683,7 +687,7 @@ func (r *NeVersion) operateDome(action string, neVersion model.NeVersion) error
 		}
 		// ========= 网元OAM配置文件 end ===========
 
-		// SMSC配置修改IMS和UDM 配置
+		// SMSC配置修改 IMS/UDM 配置
 		if neInfo.NeType == "SMSC" {
 			para5GData := NewNeInfo.Para5GData
 			mnc_mcc := fmt.Sprintf("mnc%s.mcc%s", para5GData["MNC_DOMAIN"], para5GData["MCC"])