H3C Technologies H3C MSR 50 - Manual (Page 25)

16
Step Command Remarks
83. Configure the maximum distance
that the radio can cover.
distance distance
Optional.
By default, the radio can cover 1
km (0.62 miles) at most.
84. Set the interval for sending
beacon frames.
beacon-interval interval
Optional.
By default, the beacon interval is
100 TUs.
85. Set the DTIM counter. dtim counter
Optional.
By default, the DTIM counter is 1.
86. Specify the maximum length of
packets that can be transmitted
without fragmentation.
fragment-threshold size
Optional.
By default, the fragment threshold is
2346 bytes and must be an even
number.
87. Set the maximum number of
retransmission attempts for frames
larger than the RTS threshold.
long-retry threshold count
Optional.
By default, the long retry threshold
is 4.
88. Specify the maximum number of
attempts to transmit a frame
shorter than the RTS threshold.
short-retry threshold count
Optional.
By default, the short retry threshold
is 7.
89. Specify the interval for the AP to
hold received packets.
max-rx-duration interval
Optional.
By default, the interval is 2000
milliseconds.
90. Configure collision avoidance
• Specify the request to send
(RTS) threshold length.
rts-threshold size
• Specify a collision
avoidance mechanism.
protection-mode
{ cts-to-self | rts-cts }
• Optional.
By default, the RTS threshold is
2346 bytes.
• Optional.
By default, the collision
avoidance mechanism is
CTS-to-Self.
Configuring 802.11n
The following matrix shows the feature and router compatibility:
Feature MSR 900 MSR 930 MSR 20-1X MSR 20 MSR 30 MSR 50
802.11n No
Available for
MSR 930
(WLAN &
HSPA+),
MSR 930
(WLAN &
EVDO) and
MSR 930
(WLAN).
Available for
routers with a
SIC_WLAN
module that
supports
802.11n
Available for
routers with a
SIC_WLAN
module that
supports
802.11n
Available for
routers with a
SIC_WLAN
module that
supports
802.11n
Available for
routers with a
SIC_WLAN
module that
supports
802.11n