Rackmount 1U height;
Two E1 cards with 8 E1 / T1 ports with 256 VoIP channels per unit;
Support ISDN PRI, SS7, R2 / CAS, Q.SIG, V5.2, DPNSS and SIP.
Rackmount 2U height;
Four E1 cards with 16 E1 / T1 ports with 512 VoIP channels per unit;
Support ISDN PRI, SS7, R2 / CAS, Q.SIG, V5.2, DPNSS and SIP.
Rackmount 3.5U height;
Thirteen E1 cards with 52 E1 / T1 ports with 1664 VoIP channels per unit;
Support ISDN PRI, SS7, R2 / CAS, Q.SIG, V5.2, DPNSS and SIP.
Rackmount 1U height;
Two E1 cards with 4 E1 / T1 ports with 128 VoIP channels per unit (up to 8 E1 ports with 256 VoIP channels);
Support ISDN PRI, SS7, R2 / CAS, Q.SIG, V5.2, DPNSS and SIP.
Rackmount 1U height;
One E1 card with 4 E1 / T1 ports with 128 VoIP channels per unit (up to 8 E1 ports with 256 VoIP channels);
Support ISDN PRI, SS7, R2 / CAS, Q.SIG, V5.2, DPNSS and SIP.
1.Rackmount 1U height;
2.One E1 card with 4 E1 / T1 ports with 128 VoIP channels per unit (up to 8 E1 ports with 256 VoIP channels);
3.Support ISDN PRI, SS7, R2 / CAS, Q.SIG, V5.2, DPNSS and SIP.
4.Support Hot Standby.
Rackmount 1U height;
One E1 card with 2 E1 / T1 ports with 64 VoIP channels per unit (up to 8 E1 ports with 256 VoIP channels);
Support ISDN PRI, SS7, R2 / CAS, Q.SIG, V5.2, DPNSS and SIP.