Specifications

Limits
ExtremeXOS 12.4.4 Release Notes
36
FDB (maximum L2 entries)—maximum
number of MAC addresses.
BlackDiamond 8800 original, a-series
BlackDiamond 8000 c-series
BlackDiamond 8000 e-series
BlackDiamond 8000 (system), except
8900 xl-series
BlackDiamond 8900 xl-series
BlackDiamond 20800 series
Basic I/O modules
Advanced I/O modules
Summit X150, X350, X250e, X450e
Summit X450, X450a
Summit X480
Summit X650
SummitStack, except X480
16,384
32,768
8,192
128,000
524,488 (up to)
c
400,000
512,000
1,049,000
8,192
16,384
524,488 (up to)
c
32,768
128,000
Hierarchical QoS—maximum number of
ingress-only traffic queues per system.
(For 20XTR, first 10 ports ranges from
1 to 10 are UNIT-I, second 10 ports
ranges from 11 to 20 are UNIT-II, for
10 Gig slot each port is one UNIT.)
BlackDiamond 12800 R-series 20,000
Hierarchical QoS—maximum number of
ingress traffic queues with egress
shaping allowed per switch.
BlackDiamond 12800 R-series 20,000
Hierarchical QoS—maximum number of
egress-only traffic queues allowed per
switch.
BlackDiamond 12800 R-series 20,000
Hierarchical QoS—maximum number of
traffic queues attach per port.
BlackDiamond 12800 R-series
BlackDiamond 20800 series
(This is based on traffic queue mode [strict priority/
bandwidth]. This number will decrease the more egress
ports are configured.)
4,076
1,277/952
IGMP sender—maximum number of
IGMP senders per switch (IP multicast
compression disabled).
BlackDiamond 8800 original, a-series
BlackDiamond 8800 c-series
BlackDiamond 8000 e-series
BlackDiamond 8900 series
8900-10G24X-c modules
8900-G96T-c modules
8900 xl-series
BlackDiamond 10808
BlackDiamond 12800 series
BlackDiamond 20800 series
Summit X150, X250e, X350, X450e
Summit X450, X450a
Summit X480
Summit X650
1,024
2,048
d
500
e
2,048
d
4,096
d
4,096
d
15,000
15,000
3,700
500
e
1,024
4,096
2,048
Table 38: Supported Limits (Continued)
Metric Product Limit