Huawei Enterprise Gateway –eSpace EGW1530 eSpace EGW1530 supports a maximum of 36 IP users.it has two versions: EGW1530A and EGW1530B,eSpace EGW1530A provides 10 FXO ports and 2 FXS ports,and eSpace EGW1530B provides 4 BRI ports and 2 FXS ports. With more port types, eSpace EGW1530B applies to more access scenarios.