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| Model |
Link LB-550E |
Link LB-1100E |
Link LB-1500E |
Link LB-2000 |
Link LB-3000 |
Link LB-4000E |
| Performance and balancing |
| Incoming and outgoing traffic balancing |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
| Maximum number of links |
2 |
4 |
8 |
32 |
160 |
320 |
| Maximum throughput |
30 Mbps |
60 Mbps |
90 Mbps |
90 Mbps (first VFI) and
45 Mbps (second VFI) |
800 Mbps total or
500 Mbps per VFI |
1.2 Gbps total or
750 Mbps per VFI |
| Maximum throughput (all VFIs) |
60 Mbps Full Duplex |
120 Mbps Full Duplex |
180 Mbps Full Duplex |
270 Mbps Full Duplex |
1,6 Gbps Full Duplex |
2.4 Gbps Full Duplex |
| Maximum number of sessions (all VFIs) |
32 000 |
64 000 |
256 000 |
512 000 |
2 560 000 |
2 560 000 |
| Maximum number of new sessions/s (all VFIs) |
12 000 |
12 000 |
15 000 |
15 000 |
30 000 |
40 000 |
| Maximum number of VFI (Virtual Forwarder Interface) |
1 |
1 |
1 |
2 |
5 |
5 |
| Maximum number of links (Gateway MAC) per VFI |
2 |
4 |
8 |
16 |
32 |
64 |
| Inter-VFI communication mode |
n / a |
SPATH |
SPATH / NATTP (with Geolink) |
CHANNEL / NATTP / SPATH |
CHANNEL / NATTP / SPATH |
CHANNEL / NATTP / SPATH |
| Maximum number of sessions per VFI |
32 000 |
64 000 |
256 000 |
256 000 |
512 000 |
512 000 |
| Maximum number of network (subnets) per GMAC |
1 |
4 |
8 |
16 |
64 |
64 |
| Protocol balancing through multiple algorithms |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
| Maximum number of IDNS records (Intelligent DNS) |
256 |
256 |
1024 |
4096 |
65536 |
65536 |
| Session guard (DoS protection) |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
| Watchdog timer |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
| LAN Failsafe support |
Hardware |
Hardware |
Hardware |
No |
Software programmable, 1 pair (100 Mbps) |
Software programmable, 3 pairs (copper, gig) |
| High availability support |
No |
No |
Yes (multimode only) |
Yes |
Yes |
Yes |
| Multimode support |
No |
Yes |
Yes |
Yes |
Yes |
Yes |
| Asymetric links (ex. ADSL) support |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
| Persistent session management |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
| OSI model Layer 2 operation (inline) |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
| Real time balancing mode |
NAT / PREF |
NAT / TAG / PREF |
NAT / TAG / PREF |
NAT / TAG / PREF |
NAT / TAG / PREF |
NAT / TAG / PREF |
| SitePathMTPX Resilience |
| SitePathMTPX support |
No |
Yes |
Yes |
Yes |
Yes |
Yes |
| SitePath AES128 encryption |
n / a |
Yes |
Yes |
Yes |
Yes |
Yes |
| Maximum number of site path |
n / a |
8 |
32 |
64 |
256 |
512 |
| Maximum number of site path group |
n / a |
2 |
8 |
16 |
64 |
128 |
| Geolink Geographic balancing |
| Real time dispersed geographic balancing (GeoLink) |
No |
No |
Option |
Option |
Option |
Option |
| Geographic mode |
n / a |
n / a |
Inbound Geolink |
Global and Inbound Geolink |
Global and Inbound Geolink |
Global and Inbound Geolink |
| Maximum number of remote geographic sites |
n / a |
n / a |
2 |
2 |
4 |
4 |
| Networking features |
| DHCP support |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
| Dynamic MTU/MSS support |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
| 802.1Q (vlan) support |
No |
Yes |
Yes |
Yes |
Yes |
Yes |
| Quality of Service (QoS) for rate limiting and diffserv marking |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
| Internet Service Verificator (ISV) |
No |
Yes |
Yes |
Yes |
Yes |
Yes |
| IP Filtering |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
| Real time filtering (shunning) |
No |
Yes |
Yes |
Yes |
Yes |
Yes |
| Built-in probe |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
| Maximum number of ports in monitoring mode (tap) |
0 |
1 (multimode only) |
1 (multimode only) |
1 (multimode only) |
1 |
1 |
| NAT, Block NAT and PAT translation support |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
| Management |
| Console command line interface (CLI) management |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
| Graphical user interface (GUI) management tool |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
| Secure inline access (CLI and GUI) |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
| XML based external API |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
| SSH, GUI, API through dedicated management port |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
| SNMP MIB II support |
Read-only |
Read-only |
Read-only |
Read-only |
Read-only |
Read-only |
| Alert support (syslog, SMTP) |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
| Physical specifications |
| Speed of network interfaces (Mbps) |
10 / 100 |
10 / 100 |
10 / 100 |
10 / 100 |
10 / 100 / 1000 |
10 / 100 / 1000 |
| Total number of Ethernet interfaces |
4 |
4 |
4 |
4 |
12 |
10 |
| Number of Gigabit interfaces |
0 |
0 |
0 |
0 |
4 Copper (included) |
8 Copper, 2 SFP (included) |
| Format |
Tabletop |
Tabletop |
Rackmount 1U |
Rackmount 1U |
Rackmount 1U |
Rackmount 1U |
| Software and configurations on Flash memory |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
| Automatic backup of previous configuration on Flash |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
| Memory (RAM) |
128 mb |
128 mb |
512 mb |
512 mb |
1024 mb |
2048 mb |
| No moving parts design |
Yes |
Yes |
Yes |
Fan only |
Fan only |
Fan only |
| LCD Display |
No |
No |
No |
Yes |
Yes |
Yes |
| Power requirements |
100~240V @ 50~60Hz |
100~240V @ 50~60Hz |
100~240V @ 50~60Hz |
100~240V @ 50~60Hz |
100~240V @ 50~60Hz |
100~240V @ 50~60Hz |
| |
25W |
25W |
25W |
150W |
250W |
350W |
| Operating temperature |
0oC to 40oC |
0oC to 40oC |
0oC to 40oC |
0oC to 40oC |
0oC to 40oC |
0oC to 40oC |
| Certifications |
CE / FCC / RoHS |
CE / FCC / RoHS |
CE / FCC / RoHS |
CE / FCC / RoHS |
CE / FCC / RoHS |
CE / FCC / RoHS |
| Size - L, W, H (inches) |
10,75 x 7 x 1,7 |
10,75 x 7 x 1,7 |
16,8 x 9 x 1,7 |
16,8 x 9 x 1,7 |
16,8 x 15 x 1,7 |
16,8 x 18 x 1,7 |
| Hardware warranty |
12 months |
12 months |
12 months |
12 months |
12 months |
12 months |
