THE ERROR LOG IS:
May 20 23:14:49 bigip1 info tmm[10405]: Rule /Common/irule-tcp-optin28-yanzhen : option_cli_addr is:
May 20 23:14:49 bigip1 err tmm[10405]: 01220001:3: TCL error: /Common/irule-tcp-optin28-yanzhen - can't read "ip1": no such variable while executing "log local0. "$ip1-$ip2-$ip3-$ip4""
May 20 23:14:49 bigip1 info tmm1[10405]: Rule /Common/irule-tcp-optin28-yanzhen : option_cli_addr is:
May 20 23:14:49 bigip1 err tmm1[10405]: 01220001:3: TCL error: /Common/irule-tcp-optin28-yanzhen - can't read "ip1": no such variable while executing "log local0. "$ip1-$ip2-$ip3-$ip4""
May 20 23:15:34 bigip1 info tmm1[10405]: Rule /Common/irule-tcp-optin28-yanzhen : option_cli_addr is: