Extreme Networks Summit 300-48 - Manual (Page 137)

Port Monitoring Display Keys
Summit 300-48 Switch Software User Guide 137
• Receive Fragmented Frames (RX Frag) — The total number of frames received by the port were of
incorrect length and contained a bad FCS value.
• Receive Jabber Frames (RX Jab) — The total number of frames received by the port that was of
greater than the support maximum length and had a Cyclic Redundancy Check (CRC) error.
• Receive Alignment Errors (RX Align) — The total number of frames received by the port that
occurs if a frame has a CRC error and does not contain an integral number of octets.
• Receive Frames Lost (RX Lost) — The total number of frames received by the port that were lost
because of buffer overflow in the switch.
Port Monitoring Display Keys
Table 48 describes the keys used to control the displays that appear when you issue any of the show
port commands.
Setting the System Recovery Level
You can configure the system to automatically reboot after a software task exception, using the
following command:
config sys-recovery-level [none | critical | all]
Where the following is true:
• none — Configures the level to recovery without a system reboot.
• critical — Configures ExtremeWare to log an error into the syslog and automatically reboot the
system after a critical exception.
• all — Configures ExtremeWare to log an error into the syslog and automatically reboot the system
after any exception.
The default setting is none .
Table 48: Port Monitoring Display Keys
Key(s) Description
U Displays the previous page of ports.
D Displays the next page of ports.
[Esc] or [Return] Exits from the screen.
0 Clears all counters.
[Space] Cycles through the following screens:
• Packets per second
• Bytes per second
• Percentage of bandwidth
Available using the show port
utilization command only.