Connectivity Between 2 SRX

Hi,

I have connected 2SRX diectly but not able to establish connectivity.

Please find the below configuration

interfaces {
ge-0/0/0 {
unit 0 {
family inet {
address 1.1.1.1/30;
}
}
}
ge-0/0/1 {
unit 0 {
family inet {
address 100.100.100.1/24;
}
}
}
st0 {
unit 0 {
family inet {
address 192.168.220.1/24;
}
}
}
}
policies {
from-zone trust to-zone trust {
policy default-permit {
match {
source-address any;
destination-address any;
application any;
}
then {
permit;
}
}
}
from-zone trust to-zone untrust {
policy default-permit {
match {
source-address any;
destination-address any;
application any;
}
then {
permit;
}
}
}
from-zone untrust to-zone trust {
policy default-deny {
match {
source-address any;
destination-address any;
application any;
}
then {
deny;
}
}
}
}
zones {

security-zone trust {
tcp-rst;
interfaces {
ge-0/0/1.0 {
host-inbound-traffic {
system-services {
all;
}
}
}
st0.0;
}
}
security-zone untrust {
screen untrust-screen;
interfaces {
ge-0/0/0.0 {
host-inbound-traffic {
system-services {
http;
https;
ssh;
telnet;
dhcp;
ike;
ping;
}
}