Page 9 of 17
Model
Name
Model
No.
GA-M+
PN260496-TH
Product Specification
401-260496-TH-SP05
Date issued
Date revised
Jun. 29, 2021
Apr. 1,2022
Panasonic Electric Works Networks Co., Ltd.
Turns on the port LED with a orange light when a loop occurs in the corresponding
port. At this time, the relevant port automatically shuts down (default setting: 60 sec.) to
prevent loop from occurring .During loop is occurring, or if loop has occurred within
the latest 3 days, LOOP HISTORY LED blinks to notify this.
• Loop detection setting
Enabled (factory default setting)
Enabled/disabled can be switched by configuring a setting using
the console.(*1)
*1 The setting is kept even when the power is turned OFF.
• Loop detection port
Enabled: Ports 1 to 4 (factory default setting)
Disabled: Ports 5 and 6 (factory default setting)
• Loop shutoff time
60 to 86,400 sec. (Factory default setting: 60 sec.)
The Set Time Port LED lights up orange and the port shuts off.
• Loop history retention time
3 days
The LOOP HISTORY LED blink for three days.
The Port LED also remains lit for three days after the loop is
eliminated.
Loop shutoff mode has the following 2 types of modes.
・Block mode (factory default setting)
When loops are detected, the port statuses are automatically
blocked, and just the specified packets which include the loop
detection packets will be transmitted and received.
・Shut-down mode
When loops are being detected, the ports will be automatically
linked down, and none of the packets will be transmitted and
received.(*2)
*2 Just the loop detection packets from 30 seconds before the
set restoration times will automatically be transmitted and received.
6－7. Loop detection
Syslog Client (Transfers system logs to the Syslog server.)
TFTP Client (Upgrades the software and saves/loads configuration information.)
SNTP Client
TELNET Client
DHCP Client
LLDP
LLDP-MED
DNS Resolver
DHCP Snooping
DDM
Statistics
sFlow
Ethernet OAM
CFM
UDLD (Scheduled to be supported)
6－8. Others
6. Software Specifications
